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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 110 (Hybrid Control System (2WD) - Diagnostic Codes (5 Of 7)) >> HYBRID CONTROL SYSTEM (for 2WD) >> DTC P1C84-49: High Voltage Power Resource Circuit Short during Ready ON [12/2019 - 11/2023] >> Monitor Description

Monitor Description

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A malfunction is detected and the MIL is illuminated when the following condition is met:

A large fluctuation of DC/DC converter voltage is occurred due to power cable disconnection.

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