DESCRIPTION When the brakes are applied by the dynamic radar cruise control system, the skid control ECU (brake booster with master cylinder assembly) operates the stop light switch assembly (stop light control relay) to illuminate the stop lights. If the hybrid vehicle control ECU receives a stop light control relay malfunction signal from the skid control ECU (brake booster with master cylinder 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 > Electric Parking Brake System(for Hv Model): Control Module Communication Bus OFF (U0073,U0100,U0124,U0129,U0293)
DESCRIPTION The parking brake ECU (brake actuator assembly) communicates with the hybrid vehicle control ECU assembly, skid control ECU (brake booster with master cylinder assembly) and deceleration sensor (airbag ECU assembly) via CAN communication. DTC No. Detection Item DTC Detection Condition Tr ...