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

Click here

END

SEE MORE:

Inspection

INSPECTION PROCEDURE 1. INSPECT REAR SEAT INNER WITH CENTER BELT ASSEMBLY (a) for LH Belt: (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition O85-5(LBR+) - O85-4(LBR-) R

Fuel Pump "A" Control Circuit Short to Ground or Open (P062714)

DESCRIPTION Refer to DTC P062712. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note P062714 Fuel Pump "A" Control Circuit Short to Ground or Open When the fuel pump control ECU operation duty ratio is 3 to 65%, the FPC terminal

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

READ NEXT:

ABS Operation Continuous Request (C116E63,C116F63,C124E62)

Electronic Brake Booster Motor "A" Over Temperature (C11704B)

Brake System Control Module "A" System Voltage Line Internal Electronic Failure (C117A49,C137BA2)

SEE MORE:

Inspection

Fuel Pump "A" Control Circuit Short to Ground or Open (P062714)