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
NEXT

INSPECT ELECTRIC PARKING BRAKE SYSTEM

READ NEXT:

 Reaction Force Pressure Sensor Power Supply Voltage Malfunction (C14B0,...,C14D4)

DESCRIPTION DTC No. Detection Item INF Code DTC Detection Condition Trouble Area MIL Note C14B0 Reaction Force Pressure Sensor Power Supply Voltage Malfunction 201 The supplie

 Reaction Force Pressure Sensor Zero Point Malfunction (C14B3)

DESCRIPTION The reaction force pressure sensor detects and outputs the brake fluid pressure of the stroke simulator, which changes in accordance with brake pedal operation, to the skid control ECU (br

 Stroke Sensor / Reaction Force Pressure Sensor Output Inconsistent (C14B6)

DESCRIPTION DTC No. Detection Item INF Code DTC Detection Condition Trouble Area MIL Note C14B6 Stroke Sensor / Reaction Force Pressure Sensor Output Inconsistent 209 The diff

SEE MORE:

 Lost Communication with Airbag System Control Module Circuit Short to Auxiliary Battery or Open (P310715)

DESCRIPTION Refer to the description for DTC P310711. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P310715 Lost Communication with Airbag System Control Module Circuit Short to Auxiliary Battery or Open Open or short to +B in the

 Speed Signal Malfunction (B15C2)

DESCRIPTION The navigation ECU receives a vehicle speed signal from the combination meter assembly and information from the navigation antenna assembly, and then adjusts the vehicle position on the map. The navigation ECU stores this DTC when the difference between the speed information that the nav

© 2016-2026 Copyright www.lexguide.net