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. P2407 - 05: - VCU Internal Error - System Programming Failures ........................................................... 442 P0606 - 49: - VCU Internal Error - internal electronic failure .................................................................. 445 P0606 - 81: - VCU Internal Error - invalid serial data received ............................................................... 448 P0606 - 17: - VCU Internal Error - circuit voltage above threshold ........................................................ 451 P301E - 13: - Vehicle HVIL Sense PWM - circuit open ............................................................................. 454 P301F - 13: - PDU HVIL Sense PWM - circuit open .................................................................................. 473 P3068 - 04: - CCS DC Fast Charging – Positive or Negative (one) contactor welded .............................. 485 P3051 - 19: - DC Fast Charging CCS PLC Chip - circuit current above threshold ..................................... 491 P3051 - 04: - DC Fast Charging CCS PLC Chip - System Internal Failures ................................................ 493 P3052 - 18: - PLC Chip-EVSE minimum current is above EV current demand - circuit current below threshold................................................................................................................................................... 497 P3056 - 19: - PLC Chip-EVSE parameter above vehicle demand - circuit current above threshold ....... 499 P3056 - 17: - PLC Chip-EVSE parameter above vehicle demand - circuit voltage above threshold ....... 501 P3057 - 92: -Power line communication chip deactivation is failed after charge session - erratic ....... 503 P3059 - 04: - CCS PLC chip supply Signal range check - System Internal Failures .................................. 506 P305A - 04: - CCS PLC chip temperature range maximum - System Internal Failures ........................... 509 P305B - 38: - CCS DC Fast Charging –CP signal Frequency - Signal Frequency Incorrect ........................ 512 P305C - 73: - CCS DC Fast Charging - S2 switch - actuator stuck closed .................................................. 516 P305C - 72: - CCS DC Fast Charging - S2 switch - actuator stuck open .................................................... 519 P305D - 29: - Charging- Gun Lock Pin Moved Beyond Closed Position - signal invalid .......................... 523 P305E - 73: - Charging- Gun Lock Pin - actuator stuck closed ................................................................. 527 P305E - 72: - Charging- Gun Lock Pin - actuator stuck open ................................................................... 531 P305F - 68: - CCS DC Fast Charging- Unplugging of charging equipment required - event information535 P3060 - 68: - CCS DC Fast Charging- Removal of charge plug detected despite confirmed interlocking - event information .................................................................................................................................... 539 P3061 - 86: - CCS DC Fast Charging- Charge Plug Inlet temperature too High - signal invalid ............... 543 P3018 – 85: - Charging- Vehicle Inlet PP Signal - signal above allowable range .................................... 547 P3018 – 84: - Charging- Vehicle Inlet PP Signal - signal below allowable range .................................... 550 P3018 – 86: - Charging- Vehicle Inlet PP Signal - signal invalid ............................................................... 553 P3018 – 29: - Charging- Vehicle Inlet PP Signal - signal invalid ............................................................... 556 P3018 – 64: - Charging- Vehicle Inlet PP Signal - signal plausibility failure ............................................ 559 P3019 – 85: - Charging- Vehicle inlet CP signal frequency - signal above allowable range ................... 562 P3019 – 84: - Charging- Vehicle inlet CP signal frequency - signal below allowable range ................... 565
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