Lexus ES manuals

Lexus ES: EPB System Malfunction (C13AF)

DESCRIPTION

The skid control ECU (brake booster with master cylinder assembly) is connected to the parking brake ECU (brake actuator assembly) via CAN communication. If an electric parking brake system malfunction occurs, this DTC is output.

DTC No.

Detection Item

INF Code

DTC Detection Condition

Trouble Area

MIL

Note

C13AF

EPB System Malfunction

420

Electric parking brake system malfunction signal continues for 1 second.

Parking brake ECU (brake actuator assembly)

Does not come on

Brake hold DTC

HINT:

EPB: Electric Parking Brake System

PROCEDURE

1.

CHECK DTC (ELECTRIC PARKING BRAKE SYSTEM)

(a) Check for electric parking brake system DTCs and record any codes that are output.

Chassis > Electric Parking Brake > Trouble Codes
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INSPECT ELECTRIC PARKING BRAKE SYSTEM

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