DTC 12

DTC C1312/12 Short in Main Relay 1 Circuit

DESCRIPTION

DTC Detection Condition:

ABS main relay 1 (ABS NO. 1 relay) supplies power to the change over solenoid and the linear solenoid.

ABS main relay 2 (ABS NO. 2 relay) goes on for approximately 5 seconds after the power switch is turned off and the braking effort signal input is terminated. ABS main relay 2 (ABS NO. 2 relay) supplies electricity and maintains operating condition for the brake system when the power switch is OFF.

Wiring Diagram (Part 1):

Wiring Diagram (Part 2):

Wiring Diagram (Part 3):

INSPECTION PROCEDURE

NOTE: When replacing the skid control ECU, perform initialization of linear solenoid valve and calibration. Initialization

Step 1:

Step 2-3:

Step 4-6:

Step 7: