BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model with Electric Parking Brake System): C059746; Brake System Control Module "A" Calibration / Parameter Memory Failure; 2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018

Last Modified: 05-13-2024	6.11:8.1.0	Doc ID: RM100000001D2KL
Model Year Start: 2019	Model: GR Corolla	Prod Date Range: [06/2018 - 09/2022]
Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model with Electric Parking Brake System): C059746; Brake System Control Module "A" Calibration / Parameter Memory Failure; 2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]

DTC

C059746

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

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	The skid control ECU (brake actuator assembly) is corrupted or cannot be read.	Skid control ECU (brake actuator assembly)

DTC Detection Conditions: C059746

		Vehicle Condition
		Pattern 1	Pattern 2
Diagnosis Condition	-	-	-
Malfunction Status	The skid control ECU (brake actuator assembly) is corrupted.	○	-
Malfunction Status	The skid control ECU (brake actuator assembly) is cannot be read.	-	○
Detection Time		-	-
Number of Trips		1 trip	1 trip

HINT:

DTC will be output when conditions for either of the patterns in the table above are met.

CAUTION / NOTICE / HINT

NOTICE:

After replacing the skid control ECU (brake actuator assembly), perform acceleration sensor zero point calibration and store system information memorization.

Click here

PROCEDURE

1.	REPLACE BRAKE ACTUATOR ASSEMBLY

(a) Replace the skid control ECU (brake actuator assembly).

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END