DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 78 (Motor Generator Control System (AWD) - Diagnostic Codes (1 Of 5)) >> MOTOR GENERATOR CONTROL SYSTEM (for AWD) >> DTC P0A00-1C: Motor Electronics Coolant Temperature Sensor Circuit Voltage Out of Range [12/2019 - 11/2023] >> DTC Summary

DTC Summary

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

    These DTCs indicate that the temperature sensor value is abnormal. The cause of this malfunction may be one of the following:

    Area Main Malfunction Description Step
    Inverter low-voltage circuit  The connectors are not connected properly 2
    Hybrid cooling system Coolant circulation abnormal (frozen or leaking, etc.) 3
    Inside of inverter  Inverter with converter assembly internal circuit malfunction 3
Diesel-Data.com