Related Tests, Information and Procedures

DTC Always on Malfunction In ECU IG Power Source Circuit

CIRCUIT DESCRIPTION
This is the power source for the ECU, hence the CPU, and the actuator.





DETECTING CONDITIONS

Fail safe function:
If trouble occurs in the power source circuit, the ECU cuts off current to the ABS control (solenoid) relay and prohibits ABS control.





WIRING DIAGRAM

Step 1:

Step 2:

Step 3:

Step 4:

Step 5:

INSPECTION PROCEDURE