Toyota Corolla Cross: ABS Solenoid Control Module Actuator Stuck On (C143A7E,C143A7F,C143D49,C14DA14)
DESCRIPTION
The ABS solenoid relay is built into the skid control ECU in the brake actuator assembly. The ABS solenoid relay supplies power to each solenoid.
The skid control ECU (brake actuator assembly) detects an ABS solenoid relay malfunction by performing a self check and relay operation check.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
C143A7E |
ABS Solenoid Control Module Actuator Stuck On |
When an ABS solenoid relay OFF request is sent, the ABS solenoid relay remains ON for 0.065 seconds or more. |
Skid control ECU (brake actuator assembly) |
|
C143A7F |
ABS Solenoid Control Module Actuator Stuck Off |
When an ABS solenoid relay ON request is sent, the ABS solenoid relay remains OFF for 0.015 seconds or more. |
Skid control ECU (brake actuator assembly) |
|
C143D49 |
ABS Solenoid Control Module Internal Electronic Failure |
A malfunction in the ABS solenoid relay drive circuit is detected during the self test. |
Skid control ECU (brake actuator assembly) |
|
C14DA14 |
ABS Solenoid Supply Voltage Circuit Short to Ground or Open |
The ABS solenoid voltage is less than 40% of the +BS voltage for 0.185 seconds or more. |
Skid control ECU (brake actuator assembly) |
PROCEDURE
|
1. |
REPLACE BRAKE ACTUATOR ASSEMBLY |
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Left Front Wheel Speed Sensor Supply Voltage Circuit Short to Ground or Open
(C14E014)
DESCRIPTION
Refer to DTC C050012
Click here
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C14E014
Left Front
Right Front Wheel Speed Sensor Supply Voltage Circuit Short to Ground or Open
(C14E314)
DESCRIPTION
Refer to DTC C050612
Click here
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C14E314
Right Front
Right Rear Wheel Speed Sensor Supply Voltage Circuit Short to Ground or Open
(C14E914)
DESCRIPTION
Refer to DTC C051212
Click here
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C14E914
Right Rear
SEE MORE:
Removal
REMOVAL
CAUTION / NOTICE / HINT
COMPONENTS (REMOVAL)
Procedure
Part Name Code
1
ENGINE WIRE
-
-
-
2
BATTERY CURRENT SENSOR HOLDER
2885
Lost Communication with Brake System Control Module Missing Message (U012987)
MONITOR DESCRIPTION The ECM and skid control ECU send and receive signals via CAN communication.
If a communication error occurs between the ECM and skid control ECU, the ECM illuminates the MIL and stores this DTC.
DTC No. Detection Item
DTC Detection Condition Trouble Area
MI
