ELECTRIC PARKING BRAKE SYSTEM, Diagnostic DTC:C13AA/71

DTC Code	DTC Name
C13AA/71	Electric Parking Brake High Temperature

DESCRIPTION

If the electric parking brake is used continuously, system operation is stopped to prevent the parking brake actuator assembly from overheating.

This DTC is stored when system operation is stopped to prevent the parking brake actuator assembly from overheating and is not a malfunction.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Memory	Note
C13AA/71	Electric Parking Brake High Temperature	Both of following conditions are met: Electric parking brake is operating Lock and release operations are performed 10 times without 2 second periods of no operation; or lock and release operations are performed 5 times without 2 second periods of no operation, and target current is not applied during lock control	Overheat due to continuous use of system	DTC stored	A warning is displayed on the multi-information display indicating electric parking brake system operation is stopped due to high temperatures.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Memory

Note

C13AA/71

Electric Parking Brake High Temperature

Both of following conditions are met:

Electric parking brake is operating
Lock and release operations are performed 10 times without 2 second periods of no operation; or lock and release operations are performed 5 times without 2 second periods of no operation, and target current is not applied during lock control

Overheat due to continuous use of system

DTC stored

A warning is displayed on the multi-information display indicating electric parking brake system operation is stopped due to high temperatures.

DTC Detection Conditions
		Vehicle Condition
		Pattern 1	Pattern 2
Diagnosis Condition	Electric parking brake is operating	○	○
Malfunction Status	Lock and release operations are performed without 2 second interval 10 times	○	-
Malfunction Status	Lock and release operations are performed without 2 second interval 5 times, and target current is not achieved during lock control	-	○
Detection Time		-	-
Number of Trips		1 trip	1 trip

Tech Tips

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

PROCEDURE

ELECTRIC PARKING BRAKE OVERHEAT

With the overheat warning displayed on the multi-information display, wait for approximately 1 minute.

Check that the overheat warning has disappeared.

Tech Tips

Check the display after turning the power switch off and on (IG).
After the warning has disappeared and the electric parking brake system returns to normal, clear the DTCs.

Chassis > Electric Parking Brake > Clear DTCs

Result

Proceed to
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END