NEXON 2.0 EV DTC Troubleshooting Document for VCU Version: 1.0 draft Date: 31-Jan-2022 Copyright © TATA MOTORS Ltd. This document must not be used in anyway, such as copying and redistributing to third parties, without the consent of author. Step No. Description Check point If Yes If No 1 Connect service tool to the vehicle Read VECU DTCs if P304168 is present in confirmed state Go to Step 2 - 2 Read BMS DTCs which are in confirmed state Check if there are any BMS DTCs in confirmed or Memorized state Refer BMS DTC Troubleshooting document for details - P3041 – 68 is triggered in VECU when following 1. AIO BMS DTCs are triggered (Powertrain Variant Configuration DID is value “0”) P1202-17, P1204-16, P1205-16, P1206-16, P1217-98, P121D-21, P1220-22, P1224-19, P12291A, P122A-1A, P1233-17, P1234-16, P306A – 13, P306F – 86, P3079 – 1C, U132E – 87, P30A1 – 19, P30A2 – 19 1. Gen3 BMS DTCs are triggered (Powertrain Variant Configuration DID is value “0”) 2. P1203-17, P1204-16, P1205-16, P1214-98, P1217-98, P121D-21, P1220-22, P1224-19, P12291A, P122A-1A, P1233-17, P1234-16, P1237-13, P1239-09, U1301-87, U1302-87 Circuit schematic diagram: NA Component Location &Image: - NA Connector Location: - NA Connector View & Information: - NA
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