Diesel Data: Automotive Repair

DTC 41


DTC 41 Power Source Circuit

CIRCUIT DESCRIPTION
This is the power source for the ECU, hence the actuators.




DETECTING CONDITIONS

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




WIRING DIAGRAM

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Step 3:




Step 4:




INSPECTION PROCEDURE