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Home >> Toyota >> 2024 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Electric Parking Brake System (HEV) - Diagnostic Codes, Symptom Tests & Circuit Tests) >> ELECTRIC PARKING BRAKE SYSTEM (for HV Model) >> DTC C13AA: EPB High Temperature [01/2019 - 09/2022] >> Description

DTC C13AA: EPB High Temperature [01/2019 - 09/2022]: Description

WARNING: This page is about a different variant/trim than selected.

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 EPB High Temperature Both of following conditions are met:
  1. Electric parking brake is operating
  2. Lock and release operations are performed 10 times without 2 seconds periods of no operation; or lock and release operations are performed 5 times without 2 seconds 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 seconds interval 10 times -
Lock and release operations are performed without 2 seconds interval 5 times, and target current is not achieved during lock control -
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.