NEW NEXON DTC MANUAL

SERVICE MANUAL BOOK - 2 NEW NEXON

Developed by: Technical Literature Cell. Release Date : Sept. 2023 / First Edition. The information provided in this manual is based on the latest product information available at the time of publication. . C Copyright 2023 TATA MOTORS All rights reserved. The information in this manual shall not be reproduced or copied, in whole or in part, in any form without written permission from TATA MOTORS PASSENGER VEHICLES LTD. Vehicles are subject to modification in design, specification and equipment. Also refer the Service Circulars released by Customer Support about product & procedures.

INTRODUCTION This Service manual provides information pertaining to technical Specifications, repair, maintenance and overhaul of different aggregates fitted on TATA NEW NEXON. All the data contained in this manual is based on the latest product information available at the time of publication and with the assumption that the person is well aware of general Automobile practices. This manual emphasizes the special features of the vehicle and thus benefits our workman, who is conversant with general Automobile practices. For ease of use, this workshop manual is divided into 5 volumes, comprising several sections. Each aggregate has a separate section. THE BOOK – 1 CONTAINS  REMOVAL, REFITMENT AND REPLACEMENT PROCEDURE OF ALL AGGREGATES. THE BOOK – 2 CONTAINS  DIAGNOSTIC TROUBLE SHOOTING CODES (DTC) LIST OF ALL ECU’S THE BOOK – 3 CONTAINS  SERVICE SCHEMATICS THE BOOK – 4 CONTAINS  INFO. FITMENT DRAWINGS THE BOOK – 5 CONTAINS  BODY REPAIR MANUAL

Diagnostic Trouble Shooting Codes & ECU Replacement Docs of ECU’S

TABLE OF CONTENT SR. NO. DISCRIPTION 1 1.2L NGTC-NGNA Engine BSVI DTC Docs 2 EMS ECU Replacement Procedure Docs 3 1.5L DIESEL BSVI Phase-II DTC Docs 4 AMT BS VI DTC Docs 5 Dual Clutch Transmission Dtc Docs 6 DCT ECU Replacement Procedure Docs 7 BCM DTC DOCS 8 BCM ECU Replacement Docs 9 ESCL DTC DOCS 10 ESCL ECU Replacement Docs 11 PEPS DTC Docs 12 PEPS ECU Replacement Docs 13 Infotainment_DTC_Troubleshoot_Guide for 7” 14 Gen3 IVI DTC Troubleshooting guide 15 Gen3 IVI IC SVS Reflashing and Replacement Procedure 16 Gen2 Honest IPC DTC Docs 17 Gen3 IPC DTC Docs 18 Gen 2 & Gen 3 4” IC Replacement & Flashing

SR. NO. DISCRIPTION 19 7inch Digital Instrument Cluster DTC Docs 20 7inch Digital IC Replacement & Flashing 21 FATC DTC Docs 22 FATC CCM CCH Replacement Procedure 23 Gen3_ETC_Replacement_Procedure 24 AB12 Airbag ECU DTC Docs 25 AB12 SRS ECU Replacement Docs 26 PSCM DTC Docs 27 ABS9 DTC Docs 28 ESP DTC Docs 29 TPMS DTC Docs 30 TPMS Part Replacement Procedure Docs 31 TCU DTC Docs 32 TCU Replacement Procedure Docs 33 Wireless Charger ECU DTC Docs 34 Start-Stop Switch Replacement Procedure 35 Door Handle & Tailgate Switch Replacement Procedure 36 Smart Key and its Battery Replacement Procedure

TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.9 Date: 24-01-2022 Prepared By: Veer K. Singh / Prudhvi B Varma Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 4 of 1692 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. Index P000A-26: “A” Camshaft Position Slow Response– Signal Rate of Change Below Threshold .................... 16 P000B-26: “B” Camshaft Position Slow Response– Signal Rate of Change Below Threshold .................... 20 P0010-13: “A” Camshaft Position Actuator Circuit– Circuit Open ...................................................................... 24 P0011-77: “A” Camshaft Position Actuator Circuit– Commanded Position Not Reachable ........................... 28 P0013-13: “B” Camshaft Position Actuator Circuit– Circuit Open ...................................................................... 33 P0014-77: “B” Camshaft Position Actuator Circuit– Commanded Position Not Reachable ........................... 37 P0030-13: HO2S1 Heater Resistance(Bank 1 sensor 1) – Circuit Open .......................................................... 42 P0031-11: HO2S Heater Control Circuit low (Bank 1 sesnor 1) – Circuit Short to Ground ........................... 48 P0032-12: HO2S Heater Control Circuit High (Bank 1 sesnor 1) – Circuit Short to Battery .......................... 54 P0033-13: Turbocharger Bypass Valve Control Circuit– Circuit Open .............................................................. 60 P0034-11: Turbocharger Bypass Valve Control Circuit Low– Circuit Short to Ground................................... 65 P0035-12: Turbocharger Bypass Valve Control Circuit Low– Circuit Short to Battery ................................... 70 P0036-13: HO2S2 Heater Control Circuit(Bank 1 sensor 2) – Circuit Open .................................................... 75 P0037-11: HO2S2 Heater Control Circuit(Bank 1 sensor 2) – Circuit Short to Ground ................................. 82 P0038-12: HO2S2 Heater Control Circuit(Bank 1 sensor 2) – Circuit Short to Battery .................................. 89 P0039-29: Turbocharger Bypass Valve Control Circuit Range/Performance– Circuit Open ......................... 96 P0054-2F: HO2S2 Heater Resistance(Bank 1 sesnor 2) – Circuit Resistance Above Threshold – Signal Erratic ......................................................................................................................................................................... 101 P0106-23: Manifold Absolute Pressure Circuit Range/Performance– Signal Stuck Low ............................. 108 P0106-24: Manifold Absolute Pressure Circuit Range/Performance– Signal Stuck High ............................ 115 P0106-84: Manifold Absolute Pressure Circuit Range/Performance– Signal below Allowable Range ...... 122 P0106-85: Manifold Absolute Pressure Circuit Range/Performance – Signal above Allowable Range .... 129 P0107-11: Manifold Pressure Sensor Circuit Low – Circuit Short to Ground ................................................. 136 P0108-15: Manifold Absolute Pressure Circuit High– Circuit Short to Battery or Open Circuit ................... 143 P0112-15: Intake Air Temperature Sensor Circuit Low – Circuit Short to Battery or Open Circuit ............. 150 P0113-11: Intake Air Temperature Sensor Circuit High – Circuit Short to Ground ....................................... 157 P0116-64: Engine Coolant Temperature Sensor Circuit Range/ Performance-Signal Plausibility Failure 164 P0117-11: Engine Coolant Temperature Sensor Circuit Low – Circuit Short to Ground .............................. 171 P0118-15: Engine Coolant Temperature Sensor Circuit High – Circuit Short to Battery or Open .............. 178 P0120-12: Short Circuit to Battery of Accelerator Pedal Sensor 1– Circuit Short to Battery ....................... 185

TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.9 Date: 24-01-2022 Prepared By: Veer K. Singh / Prudhvi B Varma Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 5 of 1692 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. P0120-14: Short Circuit to Ground of Accelerator Pedal Sensor 1– Circuit Short to Ground or Open Circuit ......................................................................................................................................................................... 190 P0122-11: Throttle/Pedal Position Sensor/Switch “A” Circuit Low– Circuit Short to Ground or Open Circuit ......................................................................................................................................................................... 195 P0123-12: Throttle/Pedal Position Sensor/Switch “A” Circuit High– Circuit Short to Battery ...................... 201 P0131-11: O2 Sensor Circuit Low Voltage(Bank 1 Sensor1) Voltage – Circuit Short to Ground ............... 207 P0132-12: O2 Sensor Circuit High Voltage(Bank 1 Sensor1) – Circuit Short to Battery .............................. 213 P0136-13: O2 Sensor Circuit(Bank 1 Sensor2) Signal Error – Circuit Open ................................................. 219 P0137-11: O2 Sensor Circuit(Bank 1 Sensor2) – Circuit Short to Ground ..................................................... 226 P0138-12: O2 Sensor Circuit High(Bank 1 Sensor2) – Circuit Short to Battery ............................................ 233 P0140-2F: O2 Sensor Circuit Signal Line Short to Heater Line(Bank 1 Sensor2)-Signal Erratic ............... 240 P0171-92: System Too Lean – Performance or Incorrect Operation .............................................................. 247 P0172-92: System Too Rich – Performance or Incorrect Operation ............................................................... 251 P0201-13: Injector 1 Open Circuit– Circuit Open .............................................................................................. 255 P0202-13: Injector 2 Open Circuit– Circuit Open ............................................................................................... 261 P0203-13: Injector 3 Open Circuit– Circuit Open ............................................................................................... 267 P0217-4B: Engine Coolant Temperature Over 110 deg C – Over Temperature ........................................... 273 P0220-12: Short Circuit to Battery of Accelerator Pedal Sensor 1– Circuit Short to Battery ....................... 280 P0220-14: Short Circuit to Ground of Accelerator Pedal Sensor 2– Circuit Short to Ground or Open Circuit ......................................................................................................................................................................... 286 P0222-11: Throttle/Pedal Position Sensor/Switch “B” Circuit Low – Circuit Short to Ground or Open Circuit ......................................................................................................................................................................... 292 P0223-12: Throttle/Pedal Position Sensor/Switch “B” Circuit High– Circuit Short to Battery ...................... 299 P0234-85: Turbocharger Overboost condition-Signal Above Allowable Range ............................................ 305 P0236-29: Turbocharger Boost Sensor “A” Circuit Range/Performance – Signal Invalid ............................ 310 P0236-84: Turbocharger Boost Sensor “A” Circuit Range/Performance – Signal Below allowable Range ........................................................................................................................................................................ 316 P0236-85: Turbocharger Boost Sensor “A” Circuit Range/Performance – Signal above Allowable Range ........................................................................................................................................................................ 322 P0236-09: Turbocharger Boost Sensor “A” Circuit Range/Performance – Component Failure .................. 328 P0237-11: Turbocharger Boost Sensor “A” Circuit Low – Circuit Short to Ground ....................................... 334 P0238-15: Turbocharger Boost Sensor “A” Circuit High-Circuit Short to Battery or Open Circuit .............. 340 P0243-13: Turbocharger Wastegate Solenoid “A”– Circuit Open .................................................................... 346 P0245-11: Turbocharger Wastegate Solenoid “A” Low – Circuit Short to Ground ........................................ 351

TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.9 Date: 24-01-2022 Prepared By: Veer K. Singh / Prudhvi B Varma Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 6 of 1692 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. P0246-12: Turbocharger Wastegate Solenoid “A” High- Circuit Short to Battery .......................................... 356 P0261-11: Cylinder 1 Injector Circuit Low– Circuit Short to Ground................................................................ 361 P0262-12: Injector 1 Short to Battery– Circuit Short to Battery ........................................................................ 367 P0264-11: Cylinder 2 Injector Circuit Low– Circuit Short to Ground................................................................ 373 P0265-12: Injector 2 Short to Battery– Circuit Short to Battery ........................................................................ 379 P0267-11: Cylinder 3 Injector Circuit Low– Circuit Short to Ground................................................................ 385 P0268-12: Injector 3 Short to Battery– Circuit Short to Battery ........................................................................ 391 P0297-22 : Vehicle Overspeed Condition – Signal Amplitude > Maximum .................................................... 397 P0299-84: Turbocharger Underboost condition-Signal Below Allowable Range .......................................... 402 P0300-92: Random / Multiple Cylinder Misfire Detected-Performance or Incorrect Operation ................... 407 P0301-92: Cylinder 1 Misfire Detected-Performance or Incorrect Operation ................................................. 413 P0302-92: Cylinder 2 Misfire Detected-Performance or Incorrect Operation ................................................. 419 P0303-92: Cylinder 3 Misfire Detected-Performance or Incorrect Operation ................................................. 425 P0324-04: Knock Control System Error – System Internal Failures ................................................................ 431 P0327-14: Knock Sensor 1 Circuit Low – Circuit Short to Ground or Open ................................................... 438 P0327-84: Knock Sensor 1 Circuit Low – Signal Below Allowable Range ..................................................... 445 P0328-15: Knock/Combustion Vibration Sensor 1 Circuit High Bank 1 or Single Sensor-Circuit short to battery or open ......................................................................................................................................................... 452 P0328-85: Knock Sensor 1 Circuit High – Signal Above Allowable Range .................................................... 459 P0335-13: Crankshaft Position Sensor “A” Circuit – Circuit Open ................................................................... 466 P0336-1F: Crankshaft Position Sensor “A” Circuit Range/Performance – Circuit Intermittent .................... 473 P0341-78: Camshaft Position Sensor “A” Circuit Range/Performance – Alignment or Adjustment Incorrect ..................................................................................................................................................................... 480 P0344-1F: Camshaft Position Sensor “A” Circuit Intermittent – Circuit Intermittent ...................................... 487 P0351-12: Ignition Coil “A” Primary Control Circuit High– Circuit Short to Battery ....................................... 494 P0351-14: Ignition Coil “A” Primary Control Circuit High– Circuit Short to Ground or Open ....................... 500 P0352-12: Ignition Coil “B” Primary Control Circuit High– Circuit Short to Battery ....................................... 506 P0352-14: Ignition Coil “B” Primary Control Circuit High– Circuit Short to Ground or Open ....................... 512 P0353-12: Ignition Coil “C” Primary Control Circuit High– Circuit Short to Battery ....................................... 518 P0353-14: Ignition Coil “C” Primary Control Circuit High– Circuit Short to Ground or Open ....................... 524 P0363-92: Cylinder Selective Fuel Cutoff Active due to Catalyst Damaging Misfire-Performance or Incorrect Operation .................................................................................................................................................. 530

TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.9 Date: 24-01-2022 Prepared By: Veer K. Singh / Prudhvi B Varma Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 7 of 1692 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. P0366-78: Camshaft Position Sensor “B” Circuit Range/Performance – Alignment or Adjustment Incorrect ..................................................................................................................................................................... 536 P0369-1F: Camshaft Position Sensor “A” Circuit Intermittent – Circuit Intermittent ...................................... 543 P0420-92: Catalyst System Efficiency below Threshold – Performance or Incorrect Operation ................ 551 P0444-13: Evaporative Emission System Purge Control Valve – Circuit Open ............................................ 554 P0458-11: Evaporative Emission System Purge Control Valve Circuit Shorted to ground– Circuit Short to Ground ....................................................................................................................................................................... 559 P0459-12: Evaporative Emission System Purge Control Valve Circuit Shorted to battery– Circuit Short to Battery ....................................................................................................................................................................... 564 P0480-13: A/C Fan 1 Control Circuit– Circuit Open ........................................................................................... 569 P0481-13: Radiator Fan High Speed Relay Control Circuit – Circuit Open ................................................... 573 P0500-08: Vehicle Speed Sensor “A”– Bus Signal / Message Failures .......................................................... 577 P0500-84: Vehicle Speed Sensor “A”– Signal Below Allowable Range ......................................................... 582 P0501-92: Vehicle Speed Sensor “A” Range/Performance– Performance or Incorrect Operation ............ 587 P0504-2F: Brake switch “A/B” Correlation – Signal Erratic ............................................................................... 592 P0512-09: Starter Request Circuit – Component Failures ................................................................................ 597 P0513-05: Incorrect Immobilizer Key – System Programming Failure ............................................................ 601 P0531-21: A/C Refrigerant Pressure Sensor “A” Circuit Range/Performance-Signal Stuck Low ............... 605 P0531-22: A/C Refrigerant Pressure Sensor “A” Circuit Range/Performance-Signal Stuck High .............. 611 P0532-21: A/C Refrigerant Pressure Sensor “A” Circuit Low ........................................................................... 617 P0533-22: A/C Refrigerant Pressure Sensor “A” Circuit High .......................................................................... 623 P0562-16: System Voltage Low-Circuit Voltage Below Threshold .................................................................. 629 P0563-17: System Voltage High-Circuit Voltage Above Threshold ................................................................. 633 P0604-42: Internal Control Module Random Access Memory (RAM) Error– General Memory Failure ..... 637 P0605-42: Internal Control Module Read Only Memory (ROM) Error– General Memory Failure .............. 639 P0605-44: Internal Control Module Read Only Memory (ROM) Error– Data Memory Failure .................... 642 P0607-41: Control Module Performance – general checksum failure ............................................................. 644 P0607-48: Control Module Performance – Supervision Software Failure ...................................................... 646 P0607-81: Control Module Performance – Invalid Serial Data Received ....................................................... 648 P060B-00: Internal Control Module A/D Processing Performance .................................................................. 651 P060C-02: Internal Control Module Main Processor Performance – General Signal Failure ...................... 653 P060C-29: Internal Control Module Main Processor Performance – Signal Invalid ...................................... 655 P0615-13: Starter Relay Control Circuit – Circuit Open .................................................................................... 657

TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.9 Date: 24-01-2022 Prepared By: Veer K. Singh / Prudhvi B Varma Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 8 of 1692 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. P0616-11: Starter Relay Circuit Low – Circuit Short to Ground ....................................................................... 661 P0617-12: Starter Relay Circuit High – Circuit Short to Battery ....................................................................... 665 P061A-28: Internal Control Module Torque Performance – Signal Bias level out of Range / Zero Adjustment Failure ................................................................................................................................................... 669 P061B-08: Internal Control Module Torque Calculation Performance – Bus Signal / Message Failures .. 671 P061C-41: Internal Control Module Engine RPM Performance – General Checksum Failure ................... 673 P061D-00: Internal Control Module Engine Air Mass Performance ................................................................ 675 P061D-46: Internal Control Module Engine Air Mass Performance – Calibration / Parameter Memory Failure ........................................................................................................................................................................ 677 P061D-64: Internal Control Module Engine Air Mass Performance – Signal Plausibility Failure ................ 679 P0625-11: Alternator-Generator Field/F Terminal Circuit Low– Circuit Short to Ground ............................. 681 P0626-15: Alternator -Generator Field/F Terminal Circuit High– Circuit Short to Battery or Open ............ 687 P0627-13: Fuel Pump Relay Control Circuit – Circuit Open ............................................................................. 693 P0628-11: Fuel Pump Relay Control Circuit Low – Circuit Short to Ground .................................................. 697 P0629-12: Fuel Pump Relay Control Circuit High – Circuit Short to Battery .................................................. 701 P062B-64: Internal Control Module Fuel Injector Control Performance – Signal Plausibility Failure ......... 705 P062B-66: Internal Control Module Fuel Injector Control Performance – Signal has too many Transitions / Events ........................................................................................................................................................................ 707 P062D-29: Fuel Injector Driver Circuit Performance– Signal Invalid ............................................................... 709 P0633-04: Immobilizer Key Not Programmed – ECM/PCM– System Internal Failures ............................... 715 P0638-84: Throttle Actuator Control Range/Performance– Signal Below Allowable Range ....................... 719 P0638-85: Throttle Actuator Control Range/Performance– Signal Above Allowable Range ....................... 727 P063E-00: Auto Configuration Throttle Input Not Present– No sub type information ................................... 735 P063E-04: Auto Configuration Throttle Input Not Present– System Internal Failures .................................. 743 P0641-1C: Output Voltage of the Sensor 1 Supply is Out of Specified Range – Circuit Voltage out of Range ........................................................................................................................................................................ 751 P0645-13: A/C Clutch Relay Control Circuit – Circuit Open ............................................................................. 755 P0646-11: A/C Clutch Relay Control Circuit Low – Circuit Short to Ground .................................................. 759 P0647-12: A/C Clutch Relay Control Circuit High – Circuit Short to Battery .................................................. 763 P0691-11: A/C Fan Low Speed Relay Control Circuit Low – Circuit Short to Ground .................................. 767 P0692-12: A/C Fan 1 Control Circuit High– Circuit Short to Battery ................................................................ 771 P0693-11: Radiator Fan High Speed Relay Control Circuit Low – Circuit Short to Ground ........................ 775 P0694-12: Radiator Fan High Speed Relay Control Circuit High – Circuit Short to Battery ........................ 779

TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.9 Date: 24-01-2022 Prepared By: Veer K. Singh / Prudhvi B Varma Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 9 of 1692 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. P0697-1C: Output Voltage of the Sensor 3 Supply is Out of its Specified Range-Circuit Voltage out of Range ........................................................................................................................................................................ 783 P0817-13: Crank Inhibit Starter Relay Open Circuit – Circuit Open ................................................................ 787 P081A-11: Crank Inhibit Starter Relay Circuit Low – Circuit Short to Ground .............................................. 791 P081B-12: Crank Inhibit Starter Relay Circuit High – Circuit Short to Battery ............................................... 795 P0834-11: Clutch Pedal Switch “B” Circuit Low– Circuit Short to Ground ...................................................... 799 P0835-15: Clutch Pedal Switch “B” Circuit Low– Circuit Short to Battery or Open ....................................... 804 P160A-47: Control Module Performance, report "WDA active" but reason not evaluated yet – Watchdog / Safety MicroController Failure ............................................................................................................................... 808 P160A-81: Control Module Performance, report "WDA active" due to errors in query−/response communication – Invalid Serial Data Received ................................................................................................... 810 P2088-11: “A“ Camshaft Position Actuator Control Circuit Low – Circuit Short to Ground .......................... 812 P2089-12: “A” Camshaft Position Actuator Control Circuit High – Circuit Short to Battery .......................... 817 P2090-11: “B“ Camshaft Position Actuator Control Circuit Low – Circuit Short to Ground .......................... 822 P2091-12: “B” Camshaft Position Actuator Control Circuit High – Circuit Short to Battery .......................... 827 P2101-00: Throttle/Pedal Position Sensor/Switch “A” Circuit Range/Performance– No Subtype Information ................................................................................................................................................................ 831 P2101-13: Throttle Actuator Control Motor Circuit Range/Performance– Circuit Open ............................... 839 P2101-28: Throttle/Pedal Position Sensor/Switch “A” Circuit Range/Performance– Signal Bias Level Out of Range / Zero Adjustment Failure ...................................................................................................................... 846 P2101-64: Throttle Actuator Control Motor Circuit Range/Performance – Signal Plausibility Failure ........ 854 P2102-00: Throttle Actuator Control Motor Circuit Low ..................................................................................... 862 P2103-01: Throttle Actuator Control Motor Circuit High .................................................................................... 870 P2109-62: Throttle/Pedal Position Sensor/Switch “A” Circuit Range/Performance– No Subtype Information ................................................................................................................................................................ 878 P2111-84: Throttle Actuator Control System – Stuck Open– Signal Below Allowable Range .................... 886 P2111-85: Throttle Actuator Control System – Stuck Open– Signal Above Allowable Range .................... 894 P2135-62: Synchronization Error between Accelerator Pedal Sensor 1 and 2 – Signal Compare Failure 902 P2176-00: Throttle Actuator Control System – Idle Position Not Learned – No sub type information ....... 907 P2176-07: Throttle Actuator Control System – Idle Position Not Learned – Mechanical failure ................. 915 P2176-84: Throttle Actuator Control System – Idle Position Not Learned – Signal Below Allowable Range ........................................................................................................................................................................ 923 P2176-85: Throttle Actuator Control System – Idle Position Not Learned – Signal Above Allowable Range ........................................................................................................................................................................ 931

TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.9 Date: 24-01-2022 Prepared By: Veer K. Singh / Prudhvi B Varma Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 10 of 1692 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. P2176-09 : Throttle Actuator Control System – Idle Position Not Learned – Component Failures ............ 939 P2227-23: Barometric Pressure Circuit Range/Performance– Signal Stuck Low ......................................... 947 P2227-24: Barometric Pressure Circuit Range/Performance– Signal Stuck High ........................................ 950 P2227-39: Barometric Pressure Circuit Range/Performance– Signal Has Too Few Pulses ....................... 953 P2227-3A: Barometric Pressure Circuit Range/Performance– Signal Has Too Many Pulses .................... 956 P2227-92: Barometric Pressure Circuit Range/Performance– Performance or Incorrect Operation ......... 959 P2228-11: Barometric Pressure Sensor Circuit Low – Circuit Short to Ground ............................................ 962 P2229-15: Barometric Pressure Circuit High – circuit short to battery or open ............................................. 965 P2299-94: Brake Pedal Position/Accelerator Pedal Position Incompatible– Unexpected Operation ......... 967 P3001-4B: Engine Coolant Temperature Over 120 deg C – Over Temperature ........................................... 976 P3002-71: Stalled Starter– Actuator Stuck .......................................................................................................... 984 P3003-71: Welded Contact at StarterRelay – Actuator Stuck .......................................................................... 988 P3004-71: Welded Contact at Crank Inhibit Relay – Actuator Stuck ............................................................... 991 P3005-13: Starter Relay Feedback Circuit – Circuit Open ................................................................................ 994 P3006-81: Control Module Performance Issue – Invalid Serial Data Received............................................. 997 P3010-00: Reading of Variant Coding Failed after Attempts – General Electric Failure .............................. 999 P3011-00: Writing of Variant Code Not Done for Calibrated Number of Ignition Cycles – Generic Electric Failure ...................................................................................................................................................................... 1001 P3015-04: MCU is blank and free starts are exhausted-System Internal Failures ...................................... 1002 P3016-92: Manifold Leakage Detection – Performance or Incorrect Operation .......................................... 1006 P3017-04: Authentication between ECU and ICU fails & Invalid key detected– System Internal Failures .................................................................................................................................................................... 1014 P3018-04: No response is received from ICU – System Internal Failures ................................................... 1018 P3025-68: Crash Information Sent from Air Bag ECU, Safety action took by Switching Off Fuel Pump– Event Information ................................................................................................................................................... 1022 P302F-01: Detection of an Early Opening Main Relay– General Electrical Failure .................................... 1024 P3030-01: Sticky Main Relay or Short to Ground in Control Circuit – General Electrical Failure ............. 1028 U0001-13: Vehicle High Speed CAN Communication Bus Passive fail – Circuit Open ............................. 1034 U0001-88: Vehicle Communication Bus A-Bus Off .......................................................................................... 1038 U0121-31: Loss of communication with Antilock Braking System-Message Timeout Failure ................... 1042 U0151-31: Loss of communication with Restrain Control Module-Message Timeout Failure ................... 1048 U0155-31: Lost communication with Instrument Panel Cluster Module-Message Time Out Failure ....... 1053 U0164-31: Loss of communication with HVAC Control Module-Message Timeout Failure ....................... 1059

TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.9 Date: 24-01-2022 Prepared By: Veer K. Singh / Prudhvi B Varma Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 11 of 1692 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. U0423-81: Invalid Data received from Instrument Panel Cluster Module-Invalid serial data received .... 1064 U1609- 82: Invalid Data Received From ABS-Message Rolling Counter Error ........................................... 1068 U1609- 83: Invalid Data Received From ABS/ESP-Cyclic Redundancy Check Error ................................ 1072 U0402-81: CAN bus TCU invalid failure-Invalid serial data received ............................................................ 1076 U0101-31: Lost Communication with TCM-No Signal...................................................................................... 1081 P3026-64: AMT-EngStopReqPlausErr of CAN−Receive−Frame TCU1-Signal plausiblility failure .......... 1086 P3027-68: AMT-LmpHome of CAN−Receive−Frame TCU1 – event information ....................................... 1091 U0402-94: Invalid Data Received From TCM-unexpected operation ............................................................ 1096 U0402-61: Invalid Data Received From TCM-signal calculation failure ........................................................ 1101 U0402-64: Invalid Data Received From TCM-signal plausibility failure ........................................................ 1106 P0565-2A: Cruise Control Main Signal Malfunction-Signal stuck in Range ................................................. 1111 P0566-2A: Cruise Control Cancel Signal Malfunction-Signal stuck in Range .............................................. 1114 P0567-2A: Cruise Control Resume Signal Malfunction-Signal stuck in Range ........................................... 1117 P1559-2A: Cruise control button stuck -SET-Cruise SW have been failed as SET button is held longer than the respective threshold time period-Circuit short to battery or open ................................................... 1120 P0574-02: Cruise Control System-Vehicle Speed Too High – General Signal Failure .............................. 1123 P0579-11: Cruise Control Multi-Function Input “A” Circuit Range/ Performance – Circuit Short to Ground ..................................................................................................................................................................... 1125 P0579-15: Cruise Control Multi-Function Input “A” Circuit Range/ Performance – Circuit Short to Battery or open ......................................................................................................................................................................... 1129 P0585-29: Cruise Control Multi-Function Input “A”/ “B” Correlation – Signal Invalid .................................. 1132 P1557-02: Cruise Control System-Vehicle Speed Too Low – General Signal Failure ............................... 1135 P1C06-15: Neutral Gear Sensor Voltage High-Circuit Short To Battery or Open ...................................... 1137 P1C06-11: Neutral Gear Sensor Voltage Low-Circuit Short To Ground ...................................................... 1142 P1C06-64: Neutral Gear sensor signals Plausibility error-General electric failure ...................................... 1146 P1C06-62: Neural gear sensor Check for error for CAN input-Checked against Gear Angle ................... 1151 P1C07-2A: Neutral gear sensor signal error-Stuck In Range ......................................................................... 1155 P1E03-01: Engine Start Stop system fault-General electric failure ........................................................ 1159 P1E04-12: Engine Start Stop Indication-Circuit short to battery .................................................................... 1162 P1E04-11: Engine Start Stop Indication-Circuit short to ground .................................................................... 1165 P1E04-13: Engine Start Stop Indication – Circuit open ................................................................................... 1169 P1E05-01: Vehicle Starter Count exceeded-General electric failure ............................................................. 1171 P1E06-01: Alternator low voltage error-General electric failure ..................................................................... 1172

TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.9 Date: 24-01-2022 Prepared By: Veer K. Singh / Prudhvi B Varma Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 12 of 1692 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. P1E07-01: Alternator Battery disconnection Error-General electric failure .................................................. 1176 P1E08-01: Alternator Electrical abnormality error-General electric failure ................................................... 1179 P1E09-79: Alternator Mechanical error-Mechanical linkage failure-Invalid serial data received .............. 1182 P1E0B-11: Error for battery charge LED lamp minimum value-Battery charge Lamp Short to Ground .. 1185 P1E0B-12: Error for battery charge LED lamp Maximum value-Battery charge Lamp Short to Battery .. 1189 P1E0B-29: Error for battery charge LED lamp signal.-Battery charge Lamp Signal error ......................... 1193 P3300-01 : IBS communication error-Response time error ............................................................................ 1197 P3309-81: Alternator High temperature error flag-Invalid serial data received ............................................ 1200 P3310-01: Alternator Relative low voltage error-General electric failure ...................................................... 1204 P3311-01: Alternator LIN communication error flag-General electric failure ................................................ 1208 P330A-81: Invalid Current signal received from IBS-Invalid serial data received ....................................... 1210 P330B-81: Invalid temperature signal received from IBS- Invalid serial data received .............................. 1213 P330C-81: Invalid Voltage signal received from IBS-Invalid serial data received ....................................... 1216 P330F-01: Alternator Overvoltage Error-General electric failure ................................................................... 1219 U0131-31: Lost Communication With Power Steering Control Module-Signal low time <Minimum ......... 1222 U0420-29: Invalid Data Received From Power Steering Control Module-Signal invalid ............................ 1224 U1305-87: LIN communication timeout error-Message time out error .......................................................... 1225 U1323-08: Lost Communication With Intelligent Alternator Controller-Bus Signal / Message Failure ..... 1226 U1324-08: Lost Communication With Intelligent Battery Sensor-Bus Signal / Message Failure .............. 1228 P3012-2A: NPL Error when Sports Switch is Pressed for too Long Period – Signal Stuck in Range ...... 1230 P0368-12: Camshaft Position Sensor "B" Circuit High Bank 1- Circuit Short To Battery ........................... 1234 P0367-11: Camshaft Position Sensor "B" Circuit Low Bank 1- Circuit Short to Ground ............................ 1239 P0106-21: Manifold Absolute Pressure Circuit Range/Performance – Signal Amplitude<Minimum ........ 1244 P2113-62: Throttle/Pedal Position Sensor “B” Minimum Stop Performance-Signal compare failure ....... 1252 U0140-31: Frame is not received within the stipulated time period ............................................................... 1260 P301A-62: Crank signal request mismatch from the driver and TCU-signal compare failure .................. 1264 P013A-7C: O2 Sensor Slow Response-Rich to Lean Bank 1 Sensor 2 ....................................................... 1265 P2271-24: O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 2 ............................................................... 1272 P2270-23: O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 2 .............................................................. 1279 P0343-12: Camshaft Position Sensor "A" Circuit High Bank 1- Circuit Short To Battery ........................... 1286 P0342-11: Camshaft Position Sensor "A" Circuit Low Bank 1- Circuit Short to Ground ............................ 1295 P0321-07: Ignition/Distributor Engine Speed Input Circuit Range/Performance ......................................... 1303

TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 1.9 Date: 24-01-2022 Prepared By: Veer K. Singh / Prudhvi B Varma Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 13 of 1692 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. P2231-1F: O2 Sensor Signal Circuit Shorted to Heater Circuit Bank 1 Sensor 1 ....................................... 1305 P0606-12: Control Module Processor – Circuit Short to Battery .................................................................... 1312 P0133-7C: O2 Sensor Circuit Slow Response bank 1 Sensor 1.................................................................... 1314 P2626-13: O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1- Circuit Open ..................... 1320 P2237-13: O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1 .......................................... 1326 P2251-13: O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1 -Circuit Open ................ 1332 P0130-01: O2 Sensor Circuit Bank 1 Sensor 1-General Electrical Failure .................................................. 1339 P2227-22: Barometric Pressure Circuit Range/Performance – Signal Amplitude>Maximum ................... 1345 P2196-27: O2 Sensor Signal Biased/Stuck Rich .............................................................................................. 1348 P2195-26: O2 Sensor Signal Biased/Stuck Lean ............................................................................................. 1354 P2414-76: O2 Sensor Exhaust Sample Error Bank 1 Sensor 1- Wrong Mounting Position ...................... 1360 P3300-01: IBS internal error- General Electrical Failure ................................................................................. 1365 P0563-17: System Voltage High-Circuit voltage above threshold ................................................................. 1369 P0562-16: System Voltage Low-Circuit voltage below threshold ................................................................... 1373 P0606-11: Control Module Processor – Circuit Short to Ground ................................................................... 1377 P0606-49: Control Module Processor – Internal Electronic Failure ............................................................... 1379 P0606-13: Control Module Processor – Circuit Open ...................................................................................... 1381 P0328-15: Knock/Combustion Vibration Sensor 1 Circuit High Bank 1 or Single Sensor- Circuit short to battery or open ....................................................................................................................................................... 1383 P0327-14: Knock/Combustion Vibration Sensor 1 Circuit Low Bank 1 or Single Sensor-Circuit short to ground or open ....................................................................................................................................................... 1390 U1305-88: LIN Bus Communication-Bus off ...................................................................................................... 1397 P2237-64: O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1 – Signal Plausibility Failure ...................................................................................................................................................................... 1398 P2237-13: O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1 .......................................... 1404 P2227-21: Barometric Pressure Circuit Range/Performance - Signal Amplitude<Minimum ..................... 1410 P0106-22: Manifold Absolute Pressure Circuit Range/Performance - Signal Amplitude>Maximum ........ 1413 P2176-00: Throttle Actuator Control System – Idle Position Not Learned-no sub type information ......... 1421 P0135-01: O2 Sensor Heater Circuit Bank 1 Sensor 1-General Electrical Failure ..................................... 1429 P2243-13: O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1 - Circuit Open .......................... 1434 P1E0A-13: PWM Blower Output failure - Open Circuit .................................................................................... 1441 P1E0A-12: PWM Blower Output failure Short – Circuit to Battery ................................................................. 1445 P1E0A-11: PWM Blower Output failure Short – Circuit to Ground ................................................................ 1449

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