Toyota Corolla Cross Owners & Service Manuals

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

Click here

NEXT

END

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