NEXON AMT BS VI DTC Troubleshooting Guide Version: 2.3 Date: 23-07-2019 Author: Rahul N Page: 441 of 442 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. - High frequency noise. 141 P1C15-02 Invalid Data Received From IPCMessage Rolling Counter Error -IPC (197 frame) rolling counter does not change in two consecutive frames. -Electromagnetic interference - High frequency noise. 142 P1986-07 Variant code procedure not completed Variant code procedure not executed Variant code procedure not executed 143 U0001/0 2 Engine LimpHome signal Fault at accelerator pedal assembly Fault at accelerator pedal assembly 144 P0820-03 Gear Lever Sensor Circuit– Signal in Medium range - Short circuit On Harness between Gear Lever Sensor signal wires. -Short Circuit On Harness lever between Gear Lever Sensor signal wires. -Short circuit On Harness TCU between Gear Lever Sensor signal wires. -Wiring Harness connections - Sensor connection -TCU connection 145 P0821-03 Gear Lever Sensor Circuit– Signal in Medium range - Short circuit On Harness between Gear Lever Sensor signal wires. -Short Circuit On Harness lever between Gear Lever Sensor signal wires. -Short circuit On Harness TCU between Gear Lever Sensor signal wires. -Wiring Harness connections - Sensor connection -TCU connection 146 P0822-03 Gear Lever Sensor Circuit– Signal in Medium range - Short circuit On Harness between Gear Lever Sensor signal wires. -Short Circuit On Harness lever between Gear Lever Sensor signal wires. -Short circuit On Harness TCU between Gear Lever Sensor signal wires. -Wiring Harness connections - Sensor connection -TCU connection 147 P0823-03 Gear Lever Sensor Circuit– Signal in Medium range - Short Circuit On Harness between Gear Lever Sensor signal wires. -Short Circuit On Harness lever between Gear Lever Sensor signal wires. -Short circuit On Harness TCU between Gear Lever Sensor signal wires. -Wiring Harness connections - Sensor connection -TCU connection 148 P1C21-02 Drive mode signal Invalid from EMS - Loose/ Damaged Drive mode switch Connections. - Check for damage or back out of pins at EMS connector and TCU connector. - Check correct fitment of ground cable connections on vehicle chassis Wiring Harness Connection -EMS Connection -TCU connection 149 U0146-08 Lost communication with Drive control Switch -DCS Bus signal/ Message Failure -At least a message of DCS node is missing. -Disconnection of the DCS connector -CAN_H and CAN_L lines open at TCM connector end 150 P174f-02 Clutch Closed Position Self-tune – Max_type_Error Clutch hardware damage/wear out Clutch assembly/sensor /hardware failure
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