NEXON NEW MCE-2 DCT BS VI DTC Troubleshooting Guide Version: 1.0 Date: 16-06-2023 Author: Akash/Rahul Page:49 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. Measure Resistance (Ω) Component check PIN 1 (T_VALVE_PWR_123) to pin 25 (T_VALVE_2) 3 to 8 ok Internal, External wiring harness and Solenoid Pin 1 (T_VALVE_PWR_123) to transmission housing > 100k ok Internal, External wiring harness and Solenoid Pin 25 (T_VALVE_2) to transmission housing > 100k ok Internal, External wiring harness and Solenoid Measure Resistance (Ω) Component check Pin 1 (T_VALVE_PWR_123) to Pin 27 (T_VALVE_4) 3 to 8 ok Internal, External wiring harness and Solenoid Pin 1 (T_VALVE_PWR_123) to transmission housing > 100k ok Internal, External wiring harness and Solenoid Pin 27 (T_VALVE_4) to transmission housing > 100k ok Internal, External wiring harness and Solenoid 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. Circuit Schematic Diagram:
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