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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] >> Monitor Description

Monitor Description

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If the difference between the requested boost converter voltage and the actual boost converter voltage exceeds a predetermined value, the motor generator control ECU determines that there is a malfunction of the execution or monitoring of the boost converter voltage, and the ECU will illuminate the MIL and store a DTC.

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