Diagnostic Trouble Code Table
HINT:
If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the reference below.
VARIABLE GEAR RATIO STEERING SYSTEM
| DTC Code | Detection Item | Trouble Area | Reference |
|---|---|---|---|
| C1591/51 | Actuator Neutral Position Calibration Undone | - | Refer to DTC C1591/51: Actuator Neutral Position Calibration Undone |
| C1592/52 | Actuator Neutral Position Calibration Incomplete | - Steering actuator - Steering control ECU |
Refer to DTC C1592/52: Actuator Neutral Position Calibration Incomplete |
| C1593/53 | Actuator Standard Position Malfunction | Steering actuator | Refer to DTC C1593/53: Actuator Standard Position Malfunction |
| C1595/55 | Lost Communication with Steering Angle Sensor Module | - Steering angle sensor - Steering control ECU - Wire harness or connector |
Refer to DTC C1595/55: Lost Communication with Steering Angle Sensor Module |
| C15A1/61 | Actuator Malfunction | - Wire harness or connector - Steering actuator - Steering control ECU |
Refer to DTC C15A1/61: Actuator Malfunction |
| C15A2/62 | Actuator Malfunction | - Wire harness or connector - Power source circuit - Steering actuator - Steering control ECU |
Refer to DTC C15A2/62: Actuator Malfunction |
| C15A3/63 | Actuator Malfunction | - Wire harness or connector - Steering actuator - Steering control ECU |
Refer to DTC C15A3/63: Actuator Malfunction |
| C15A4/64 | Actuator Malfunction | Steering actuator | Refer to DTC C15A4/64: Actuator Malfunction |
| C15A5/65 | Actuator Malfunction | - Wire harness or connector - Steering actuator - Steering control ECU |
Refer to DTC C15A5/65: Actuator Malfunction |
| C15A6/62 | Actuator Malfunction | - Power source circuit - Wire harness or connector - Steering actuator - Steering control ECU |
Refer to DTC C15A6/62: Actuator Malfunction |
| C15A9/66 | Lock Holder Deviation Detection | Steering actuator | Refer to DTC C15A9/66: Lock Holder Deviation Detection |
| C15AA/66 | Lock Mechanism Release Incomplete | Steering actuator | Refer to DTC C15AA/66: Lock Mechanism Release Incomplete |
| C15AB/66 | Lock Mechanism Insertion Malfunction | Steering actuator | Refer to DTC C15AB/66: Lock Mechanism Insertion Malfunction |
| C15B1/71 | ECU Malfunction | Steering control ECU | Refer to DTC C15B1/71: ECU Malfunction |
| C15B2/72 | ECU Malfunction | Steering control ECU | Refer to DTC C15B2/72: ECU Malfunction |
| C15B3/73 | ECU Malfunction | Steering control ECU | Refer to DTC C15B3/73: ECU Malfunction |
| C15B4/71 | ECU Malfunction | Steering control ECU | Refer to DTC C15B4/71: ECU Malfunction |
| C15C1/74 | Steering Angle Sensor Malfunction | - Steering angle sensor - CAN communication system - Steering control ECU |
Refer to DTC C15C1/74: Steering Angle Sensor Malfunction |
| C15C2/74 | Steering Angle Sensor B+ Malfunction | - Steering angle sensor - CAN communication system - Steering control ECU |
Refer to DTC C15C2/74: Steering Angle Sensor B+ Malfunction |
| C15C3/75 | Brake System Control Module Malfunction | - Skid control ECU - CAN communication system - Steering control ECU |
Refer to DTC C15C3/75: Brake System Control Module Malfunction |
| C15C4/68 | Steering Angle Signal (Test Mode DTC) | - Steering angle sensor - Wire harness or connector - Steering control ECU |
Refer to DTC C15C4/68: Steering Angle Signal (Test Mode DTC) |
| C15C5/69 | Motor Revolution Angle Signal (Test Mode DTC) | - Wire harness or connector - Steering actuator - Steering control ECU |
Refer to DTC C15C5/69: Motor Revolution Angle Signal (Test Mode DTC) |
| C15C6/77 | IG Power Supply Voltage Malfunction | - P-IG1-3 fuse - IG circuit - Charging system - Steering control ECU |
Refer to DTC C15C6/77: IG Power Supply Voltage Malfunction |
| C15C7/78 | DC Motor Power Source Voltage Malfunction | - VGRS fuse - Wire harness or connector - Power source circuit - Steering control ECU |
Refer to DTC C15C7/78: DC Motor Power Source Voltage Malfunction |
| C15C8/79 | Power Supply Relay Failure | - VGRS fuse - Wire harness or connector - Steering control ECU |
Refer to DTC C15C8/79: Power Supply Relay Failure |
| U0100/56 | Lost Communication with ECM/PCM "A" | - CAN communication system - ECM |
Refer to DTC U0100/56: Lost Communication with ECM/PCM "A" |
| U0122/56 | Lost Communication with Vehicle Dynamics Control Module | - CAN communication system - Skid control ECU |
Refer to DTC U0122/56: Lost Communication with Vehicle Dynamics Control Module |
| U0123/56 | Lost Communication with Yaw Rate (Deceleration) Sensor Module | - CAN communication system - Yaw rate and deceleration sensor |
Refer to DTC U0123/56: Lost Communication with Yaw Rate (Deceleration) Sensor Module |
| U0126/56 | Lost Communication with Steering Angle Sensor Module | - CAN communication system - Steering angle sensor |
Refer to DTC U0126/56: Lost Communication with Steering Angle Sensor Module |
| U0131/56 | Lost Communication with Power Steering Control Module | - CAN communication system - Power steering ECU |
Refer to DTC U0131/56: Lost Communication with Power Steering Control Module |