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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 65 (Electronically Controlled Brake System (HV) - Diagnostic Codes (10 Of 11)) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model) >> DTC C14C6-17: Electronic Brake Booster Control Module "A" Supply Voltage Circuit Voltage Above Threshold [12/2019 - 11/2023] >> Monitor Description

Monitor Description

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

When the vehicle is being driven, the voltage at VM1 or IG1 of the No. 1 skid control ECU (brake booster with master cylinder assembly) is a certain value or more, the No. 2 skid control ECU (brake actuator assembly) judges that the voltage at VM1 or IG1 is excessively high, the MIL is illuminated and a DTC is stored.

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