NEXON NEW MCE-2 DCT BS VI DTC Troubleshooting Guide Version: 1.0 Date: 16-06-2023 Author: Akash/Rahul Page:607 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. 1. Check the IPC (Paddle Shifter) controller and the CAN connection from the IPC controller Go to step 2 2 If this issue is only reported in TCU, disconnect the vehicle side connector on TCU & connect it back again Go to step3 3 If issue persists, check wiring harness towards TCU. If damaged, replace the vehicle side tranmission wiring harness. Clear the DTC and check if the DTC does not come back. Clear the DTC and check if the DTC does not come back DTC’s confirmation:- After rectification, clear all DTC’s and ensure the following points by referring TCU parameters using TML diagnostic tool before handing over to customer. • Drive the vehicle through all gears in both Automatic and Manual modes. • Ensure no DTC is active and Transmission Fault Lamp is OFF. 190. U2124-01 Gear shift lever display error Over view : ISO Code U2124-01 Customer Symptom • No LED illumination on the shifter • Gear shifting will still be possible Fault Effects (On Vehicle) • Shifting will be allowed Lamp Status (If Any) Transmission Fault Lamp OFF (Service indication 0x0) Fault Detection Condition Gear shift lever display signal sends error value for > 1100ms Normal Operating Condition LED illumination will be ON Probable Trouble Area 1.Gear shifter module Healing Condition The reaction is cleared at SW restart or driving if the detection is FALSE. Preliminary checks: 1.Check for Wiring harness connection Trouble Shooting:- Step Checks IF YES IF NO 1. Check if wiring connection of Mono stable shifter to TCU is ok Clear the DTC and check if the DTC does not come back Go to step 2 2 Replace it with new shifter – Illumination should be restored Clear the DTC and check if the DTC does not come back DTC’s confirmation:- After rectification, clear all DTC’s and ensure the following points by referring TCU parameters using TML diagnostic tool before handing over to customer.
RkJQdWJsaXNoZXIy MTIwNTUz