DESCRIPTION When the brakes are applied by the dynamic radar cruise control system, the skid control ECU (brake actuator assembly) operates the stop light switch assembly (stop light control relay) to illuminate the stop lights. If the ECM receives a stop light control relay malfunction signal from the skid control ECU (brake actuator assembly), DTC P057113 is stored.
CAUTION / NOTICE / HINT HINT: When DTC P057113 is stored by the dynamic radar cruise control system, DTC C1A4B is stored by the pre-collision system. Therefore, if DTC P057113 is stored, inspect the pre-collision system first. PROCEDURE
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Electronically Controlled Brake System(for Gasoline Model): Open Circuit in ABS Solenoid Relay Circuit (C146E)
DESCRIPTION The ABS solenoid relay is built into the skid control ECU in the brake actuator assembly. The ABS solenoid relay supplies power to the ABS and TRAC solenoids. The skid control ECU (brake actuator assembly) detects an ABS solenoid relay malfunction by performing a self check and relay ope ...
