Diesel Data: Automotive Repair

C1555

DTC C1521 Motor Circuit Malfunction

DTC C1522 Motor Circuit Malfunction

DTC C1523 Motor Circuit Malfunction

DTC C1524 Motor Circuit Malfunction

DTC C1555 Motor Relay Welding Failure

DESCRIPTION
The power steering ECU supplies current to the power steering motor through this circuit.

C1521-C1524/C1555:




WIRING DIAGRAM:





INSPECTION PROCEDURE

Steps 1-2(Part 1):




Step 2(Part 2):