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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 145 (Motor Generator Control System - Diagnostic Codes (5 Of 5)) >> MOTOR GENERATOR CONTROL SYSTEM (for THS-HEV Model) >> DTC P1CA5-1D: Hybrid/EV Generator Circuit Current Out of Range [10/2022 - ] >> DTC Summary

DTC Summary

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  1. MALFUNCTION DESCRIPTION 

    This DTC indicates that current does not flow as commanded due to a generator output circuit malfunction. The cause of this malfunction may be one of the following:

    Area Main Malfunction Description
    Inside of inverter Hybrid motor control inverter assembly internal circuit malfunction
    Hybrid vehicle transaxle assembly
    • Generator (MG1) internal malfunction (entry of foreign matter, etc.)
    • Open or short circuit in the generator coils
    Inverter low-voltage circuit The connectors are not connected properly
    Motor cable (for MG1)
    • Defective motor cable connection condition
    • Open circuit or poor insulation in motor cable
    Hybrid vehicle control ECU Hybrid vehicle control ECU internal circuit malfunction