NEXON 3.0 EV DTC Troubleshooting Document for VCU Version: 2.0 Date: 22-Sep-2023 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. P0606 - 81: - VCU Internal Error - invalid serial data received ............................................................. 498 P0606 - 17: - VCU Internal Error - circuit voltage above threshold ...................................................... 502 P3067 - 04: - CCS DC Fast charging – Both contactors welded- System Internal Failures ..................... 506 P3068 - 04: - CCS DC Fast Charging – Positive or Negative (one) contactor welded - System Internal Failures ............................................................................................................................................... 511 P3052 - 18: - PLC Chip-EVSE minimum current is above EV current demand - circuit current below threshold ............................................................................................................................................ 516 P3056 - 19: - PLC Chip-EVSE parameter above vehicle demand - circuit current above threshold ...... 518 P3056 - 17: - PLC Chip-EVSE parameter above vehicle demand - circuit voltage above threshold ...... 520 P3057 - 92: -Power line communication chip deactivation is failed after charge session - erratic ...... 522 P3059 - 04: - CCS PLC chip supply Signal range check - System Internal Failures ................................. 526 P305A - 04: - CCS PLC chip temperature range maximum - System Internal Failures .......................... 530 P305B - 38: - CCS DC Fast Charging –CP signal Frequency - Signal Frequency Incorrect ...................... 534 P305C - 73: - CCS DC Fast Charging - S2 switch - actuator stuck closed ............................................... 541 P305C - 72: - CCS DC Fast Charging - S2 switch - actuator stuck open ................................................. 548 P305D - 29: - Charging- Gun Lock Pin Moved Beyond Closed Position - signal invalid ......................... 554 P305E - 73: - Charging- Gun Lock Pin - actuator stuck closed .............................................................. 561 P305E - 72: - Charging- Gun Lock Pin - actuator stuck open ................................................................ 567 P305F - 68: - CCS DC Fast Charging- Unplugging of charging equipment required - event information573 P3060 - 68: - CCS DC Fast Charging- Removal of charge plug detected despite confirmed interlocking - event information ............................................................................................................................... 580 P3061 - 86: - CCS DC Fast Charging- Charge Plug Inlet temperature too High - signal invalid .............. 586 P3018 – 85: - Charging- Vehicle Inlet PP Signal - signal above allowable range................................... 593 P3018 – 84: - Charging- Vehicle Inlet PP Signal - signal below allowable range .................................. 600 P3018 – 29: - Charging- Vehicle Inlet PP Signal - signal invalid ............................................................ 606 P3018 – 64: - Charging- Vehicle Inlet PP Signal - signal plausibility failure .......................................... 612 P3019 – 85: - Charging- Vehicle inlet CP signal frequency - signal above allowable range .................. 618 P3019 – 84: - Charging- Vehicle inlet CP signal frequency - signal below allowable range .................. 624 P3019 – 86: - Charging- Vehicle inlet CP signal frequency - signal invalid ........................................... 630 P304F - 12: - Charging Gun lock/unlock activation circuit - circuit short to battery ............................ 637 P304F - 11: - Charging Gun lock/unlock activation circuit - circuit short to ground ............................. 644 P304F - 92: - Charging Gun lock/unlock activation circuit - performance or incorrect operation ........ 650 P3050 – 86: - CP Signal Voltage - signal invalid ................................................................................... 656
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