DTC C1531/31 EPS ECU Circuit Malfunction
DTC C1532/32 EPS ECU Circuit Malfunction
DTC C1533/33 EPS ECU Circuit Malfunction
DTC C1534/34 EPS ECU Circuit Malfunction
DTC C1535/35 Steering Wheel Location Data Error
DESCRIPTIONThe 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.
|DTC No.||DTC Detection Condition||Trouble Area|
|C1531/31||ECU internal malfunction (CPU malfunction)||Power steering ECU|
|C1532/32||ECU internal malfunction (Peripheral circuit malfunction)|
|C1533/33||ECU internal malfunction (Substrate temperature sensor malfunction)|
|C1534/34||ECU internal malfunction (EEPROM error)|
|C1535/35||Steering wheel location data error (LHD or RHD)|
Check for DTCs.
- DTCs other than C1531/31, C1532/32, C1533/33, C1534/34 and C1535/35 are not output.