Power Steering System

POWER STEERING: POWER STEERING SYSTEM: C1531/31-C1535/35: EPS ECU Circuit Malfunction
C1535/35 - Steering Wheel Location Data Error

DESCRIPTION

The fail-safe function operates to stop power assist when DTCs indicating ECU malfunctions are output. However, the power assist operation continues when DTC C1534/34 is output because it indicates an EEPROM error in the ECU.





INSPECTION PROCEDURE

PROCEDURE

1. CONFIRM DTC

(a) Check for DTCs.

OK:

DTCs other than C1531/31, C1532/32, C1533/33, C1534/34 and C1535/35 are not output.

NG -- REPAIR CIRCUITS INDICATED BY OUTPUT DTCS Power Steering System

OK -- REPLACE POWER STEERING ECU Steering