FixVault

Diagnostic Trouble Code Chart

HINT: 

If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See" below.

POWER STEERING SYSTEM

DTC Code Detection Item Trouble Area Return-to-normal See
C1231 Lost Communication with Steering Angle Sensor Module - Steering angle sensor (Spiral cable sub-assembly)
- CAN communication system
- Power steering ECU assembly
After normal confirmation Refer to DTC C1231: Lost Communication with Steering Angle Sensor Module
C1531 ECU Malfunction - Harness or connector
- Vane pump assembly
- Power steering ECU assembly
Ignition switch turned to ON again Refer to DTC C1531: ECU Malfunction
C1544 High Engine Revolution Signal - Engine control system
- CAN communication system
- Power steering ECU assembly
After normal confirmation Refer to DTC C1544: High Engine Revolution Signal
C1547 Vehicle Speed Sensor - Speed sensor circuit
- Brake control system
- CAN communication system
- Power steering ECU assembly
After normal confirmation Refer to DTC C1547: Vehicle Speed Sensor
U0073 Control Module Communication Bus Off CAN communication system After CAN communication system returns to normal condition or ignition switch
turned to ON again
Refer to DTC U0073: Control Module Communication Bus Off