C1534/25 - EEPROM Malfunction

POWER STEERING: POWER STEERING SYSTEM: C1531/25-C1534/25: ECU Malfunction
C1534/25 - EEPROM Malfunction

DESCRIPTION

If the power steering ECU detects these DTCs, it will shut off the motor relay circuit (built into the power steering ECU) and stop power assist. However, power assist continues if DTC C1533 is output.





INSPECTION PROCEDURE

PROCEDURE

1. RECONFIRM DTC

(a) Check for DTC.

OK:

DTC is not output.

OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

NG -- REPLACE POWER STEERING ECU