Toyota Corolla Cross Owners & Service Manuals

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 Gasoline 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

C059746

Brake System Control Module "A" Calibration / Parameter Memory Failure

After the ignition switch is turned to ON (IG) and the rotor position sensor calibration test is performed, it is detected that the obtained offset value is outside of the specified range.

Skid control ECU (brake actuator assembly)

PROCEDURE

1.

REPLACE BRAKE ACTUATOR ASSEMBLY

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     Installation

    INSTALLATION CAUTION / NOTICE / HINT NOTICE: After replacing the combination meter assembly, make sure to perform update ECU security key. After performing the update ECU security key procedure, make sure to perform the initialization procedure for when the cable has been disconnected and

     Reassembly

    REASSEMBLY CAUTION / NOTICE / HINT COMPONENTS (REASSEMBLY) Procedure Part Name Code 1 BRAKE MASTER CYLINDER RESERVOIR STRAINER - - - - 2 BRAKE MAST

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