Toyota Corolla Cross: Brake System Control Module "A" Calibration / Parameter Memory Failure (C059746)

Toyota Corolla Cross (2022-2025) Service Manual / Brake / Brake Control / Dynamic Control Systems / Electronically Controlled Brake System (for Hev Model) / Brake System Control Module "A" Calibration / Parameter Memory Failure (C059746)

DESCRIPTION

If the system information stored by the skid control ECU (brake actuator assembly) is corrupted, this DTC is output.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	DTC Output from	Note
C059746	Brake System Control Module "A" Calibration / Parameter Memory Failure	The skid control ECU (brake actuator assembly) is corrupted or cannot be read.	Skid control ECU (brake actuator assembly)	Does not come on	Brake/EPB	Output ECU: Skid control ECU (brake actuator assembly)

PROCEDURE

1.	REPLACE BRAKE ACTUATOR ASSEMBLY

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END

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Disassembly

DISASSEMBLY CAUTION / NOTICE / HINT COMPONENTS (DISASSEMBLY) Procedure Part Name Code 1 VALVE SPRING RETAINER LOCK 13741A - - 2 VALVE SPRING RETAINER 13741B - - - 3 INTAKE VALVE COMPRESSION SPRING

Passenger Seat Occupant Classification Sensor "A" Missing Message (B00C087)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Test Mode / Check Mode B00C087 Passenger Seat Occupant Classification Sensor "A" Missing Message Either of following conditions is met: The airbag ECU assembly dete

Toyota Corolla Cross: Brake System Control Module "A" Calibration / Parameter Memory Failure (C059746)

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Passenger Seat Occupant Classification Sensor "A" Missing Message (B00C087)