NEXON NEW MCE-2 DCT BS VI DTC Troubleshooting Guide Version: 1.0 Date: 16-06-2023 Author: Akash/Rahul Page:633 of 645 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. 64 P0880-A2 Battery voltage input: degraded mode for 1000ms Transmission Fault Lamp ON 1. Battery voltage fault. 2. Wiring harness towards the TCU. 3. TCU. 65 P0880-A3 Battery voltage input: too high for 1000ms Transmission Fault Lamp ON 1. Battery voltage fault. 2. Wiring harness towards the TCU. 3. TCU. 66 P0885-09 Battery sensor supply: TCU ground switch defect Transmission Fault Lamp ON TCU. 67 P0885-11 Battery sensor supply: shortcut between Internal ground and supply ground Transmission Fault Lamp ON 1. Transmission and vehicle wiring loom for connections to ground. 2. TCU. 68 P0885-16 Battery sensor supply: undervoltage Transmission Fault Lamp ON 1. Transmission and vehicle wiring loom for connections to ground. 2. TCU. 69 P0885-49 Battery sensor supply: circuit defect Transmission Fault Lamp ON 1. Transmission and vehicle wiring loom for connections to ground. 2. TCU. 70 P0955-00 Auto shift manual mode circuit: generic failure Transmission Fault Lamp OFF 1. Connection from gearshift module to TCU. 2. GSL. 71 P0968-71 Line valve: actuator stuck (EDS5) Transmission Fault Lamp ON 1. TCU EEPROM. 2. Oil level. 3. Drain oil and check for metallic particles in oil. 4. Oil is contaminated. 5. Gasket between HCU and clutch housing. 6. HCU. 7. TCU. 72 P1607-56 Software Incompatibility: Incompatible Calibration Transmission Fault Lamp ON Flash correct TCU SW 73 P1607-57 Software Incompatibility: Incompatible Bootloader Transmission Fault Lamp ON Flash correct TCU SW 74 P1218-F0 Transmission oil temperature: critical Transmission Fault Lamp ON 1. Oil sump temperature sensor. 2. Coolant level in the vehicle. 3. Coolant is contaminated with external fluid. 4. Engine coolant pump for any damage. 5. Oil level & perform oil-levelling procedure. 6. Transmission oil cooler connections are proper.
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