DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 73 (Motor Generator Control System (AWD) - Diagnostic Codes (4 Of 5)) >> MOTOR GENERATOR CONTROL SYSTEM (for AWD) >> DTC P0CA3-00: DC/DC Converter Step Up Voltage Performance [12/2019 - 11/2023] >> DTC Summary

DTC Summary

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  1. MALFUNCTION DESCRIPTION 

    This DTC indicates that it has been detected that the VH voltage cannot be boosted as commanded due to malfunction of the boost converter system. The cause of this malfunction may be one of the following:

    Internal inverter malfunction 

    1. Inverter with converter assembly internal circuit malfunction

    Inverter low-voltage circuit malfunction 

    1. The connectors are not connected properly