NEXON NEW MCE-2 DCT BS VI DTC Troubleshooting Guide Version: 1.0 Date: 16-06-2023 Author: Akash/Rahul Page:455 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. Pin 3 (T_BLDC_U) to Pin 4 (T_BLDC_V) < 1 ok Phase resistance Pin 3(T_BLDC_U) to Pin 5 (T_BLDC_W) < 1 ok Phase resistance Pin 4 (T_BLDC_V) to Pin 5 (T_BLDC_W) < 1 ok Phase resistance Pin 3 (T_BLDC_U) to transmission housing > 100k ok External wiring harness and BLDC motor Pin 4 (T_BLDC_V) to transmission housing > 100k ok External wiring harness and BLDC motor Pin 5 (T_BLDC_W) to transmission housing > 100k ok External wiring harness and BLDC motor Pin 19 (T_HALL_1) to transmission housing > 100k ok External wiring harness and BLDC motor Pin 6 (T_HALL_2) to transmission housing > 100k ok External wiring harness and BLDC motor Pin 7 (T_HALL_3 ) to transmission housing > 100k ok External wiring harness and BLDC motor Pin 13 (T_P5V_SENS) to transmission housing > 100k ok External wiring harness and BLDC motor Pin 21 (T_HALL_SENT_GND) to transmission housing > 100k ok External wiring harness and BLDC motor ➢ Remove vehicle connector from TCU, Disconnect Drum motor connector and check below resistance at drum motor connector terminal. Measure Resistance (Ω) Component check Pin 1 (T_BLDC_U) to transmission housing > 100k ok TCU and External wiring harness Pin 2 (T_BLDC_V) to transmission housing > 100k ok TCU and External wiring harness Pin 3 (T_BLDC_W) to transmission housing > 100k ok TCU and External wiring harness Pin 5 (T_HALL_1) to transmission housing > 100k ok TCU and External wiring harness Pin 6 (T_HALL_2) to transmission housing > 100k ok TCU and External wiring harness Pin 10 (T_HALL_3) to transmission housing > 100k ok TCU and External wiring harness
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