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Home >> Toyota >> 2020 >> Corolla L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 60 (Hybrid Control System (NI-MH) - Diagnostic Codes (3 Of 5)) >> HYBRID CONTROL SYSTEM (for NICKEL METAL HYDRIDE BATTERY) >> DTC P0C76-00: Hybrid/EV Battery System Discharge Time Too Long [01/2019 - 09/2022] >> DTC Summary

DTC Summary

WARNING: This page is about a different variant/trim than selected.
  1. MALFUNCTION DESCRIPTION 

    When the power switch is turned from on (READY) to off, the hybrid vehicle control ECU detect that the high-voltage capacitor inside the inverter with converter assembly is not discharged.

    The cause of this malfunction may be one of the following:

    Inverter voltage sensor (VH) internal circuit malfunction 

    • Voltage sensor (VH) malfunction
    • Motor generator control ECU (MG ECU) malfunction
    • Communication (wire harness) malfunction

    High voltage system malfunction 

    1. Inverter with converter assembly malfunction

    Shutdown signal circuit malfunction 

    • Hybrid vehicle control ECU malfunction
    • Wire harness malfunction
    • Inverter with converter assembly malfunction