Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2013 Subaru Outback RFACTORY OEM SERVICE PROCEDURE
Vehicle Dynamic Control (VDC) DTCS
VEHICLE DYNAMIC CONTROL (VDC) DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description | Reference |
|---|---|---|
| C0021 | Open/high input of front ABS wheel speed sensor RH | < Refer to DTC C0021 FRONT RIGHT ABS SENSOR CIRCUIT OPEN OR SHORT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0022 | Front ABS wheel speed sensor RH signal malfunction | < Refer to DTC C0022 FRONT RIGHT ABS SENSOR SIGNAL , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0023 | Open/high input of front ABS wheel speed sensor LH | < Refer to DTC C0023 FRONT LEFT ABS SENSOR CIRCUIT OPEN OR SHORT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0024 | Front ABS wheel speed sensor LH signal malfunction | < Refer to DTC C0024 FRONT LEFT ABS SENSOR SIGNAL , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0025 | Open/high input of rear ABS wheel speed sensor RH | < Refer to DTC C0025 REAR RIGHT ABS SENSOR CIRCUIT OPEN OR SHORT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0026 | Rear ABS wheel speed sensor RH signal malfunction | < Refer to DTC C0026 REAR RIGHT ABS SENSOR SIGNAL , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0027 | Open/high input of rear ABS wheel speed sensor LH | < Refer to DTC C0027 REAR LEFT ABS SENSOR CIRCUIT OPEN OR SHORT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0028 | Rear ABS wheel speed sensor LH signal malfunction | < Refer to DTC C0028 REAR LEFT ABS SENSOR SIGNAL , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0031 | Front inlet solenoid valve RH malfunction in VDCCM&H/U | < Refer to DTC C0031 FR HOLD VALVE MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0032 | Front outlet solenoid valve RH malfunction in VDCCM&H/U | < Refer to DTC C0032 FR PRESSURE REDUCING VALVE MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0033 | Front inlet solenoid valve LH malfunction in VDCCM&H/U | < Refer to DTC C0033 FL HOLD VALVE MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0034 | Front outlet solenoid valve LH malfunction in VDCCM&H/U | < Refer to DTC C0034 FL PRESSURE REDUCING VALVE MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0035 | Rear inlet solenoid valve RH malfunction in VDCCM&H/U | < Refer to DTC C0035 RR HOLD VALVE MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0036 | Rear outlet solenoid valve RH malfunction in VDCCM&H/U | < Refer to DTC C0036 RR PRESSURE REDUCING VALVE MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0037 | Rear inlet solenoid valve LH malfunction in VDCCM&H/U | < Refer to DTC C0037 RL HOLD VALVE MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0038 | Rear outlet solenoid valve LH malfunction in VDCCM&H/U | < Refer to DTC C0038 RL PRESSURE REDUCING VALVE MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0041 | VDC control module malfunction | < Refer to DTC C0041 ECM , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| VDC control module parameter selection failure | < Refer to DTC C0041 PARAMETER SELECTION ERROR , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > | |
| C0042 | Power voltage malfunction | < Refer to DTC C0042 POWER SUPPLY VOLTAGE FAILURE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0044 | CAN communication failure of transmission control module | < Refer to DTC C0044 TCM COMMUNICATION CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0045 | Malfunction of transmission control module | < Refer to DTC C0045 TCM MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| Different VDC control module specification | < Refer to DTC C0045 INCORRECT VDC CONTROL MODULE SPECIFICATIONS , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > | |
| C0046 | Body integrated module communication circuit | < Refer to DTC C0046 BODY INTEGRATED MODULE COMMUNICATION CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0047 | Improper CAN communication | < Refer to DTC C0047 CAN COMMUNICATION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0048 | Parking brake system communication circuit | < Refer to DTC C0048 PARKING BRAKE SYSTEM COMMUNICATION CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0049 | CRUISE controller communication error | < Refer to DTC C0049 CRUISE CONTROLLER ABNORMAL , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0051 | Valve Relay | < Refer to DTC C0051 VALVE RELAY , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0052 | Motor | < Refer to DTC C0052 MOTOR MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0054 | BLS OFF Malfunction | Locating < Refer to DTC C0054 BLS OFF MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| BLS ON malfunction | < Refer to DTC C0054 BLS ON MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > | |
| C0056 | G sensor failure | < Refer to DTC C0056 G SENSOR ABNORMAL , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| G sensor signal | < Refer to DTC C0056 G SENSOR SIGNAL , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > | |
| C0057 | CAN communication failure of engine control module | < Refer to DTC C0057 ECM COMMUNICATION CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| Coordinate control prohibition of engine control module | < Refer to DTC C0057 ECM CONTROL SYSTEM , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > | |
| VDC interrupted due to EGI reason | < Refer to DTC C0057 VDC INTERRUPTED DUE TO EGI REASON , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > | |
| C0061 | Secondary cut valve malfunction in VDCCM&H/U | < Refer to DTC C0061 NORMAL OPENING VALVE 1 MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0062 | Primary cut valve malfunction in VDCCM&H/U | < Refer to DTC C0062 NORMAL OPENING VALVE 2 MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0063 | Secondary suction valve malfunction in VDCCM&H/U | < Refer to DTC C0063 NORMAL CLOSING VALVE 1 MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0064 | Primary suction valve malfunction in VDCCM&H/U | < Refer to DTC C0064 NORMAL CLOSING VALVE 2 MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0071 | Steering angle sensor communication | < Refer to DTC C0071 NO SIGNAL FROM STEERING ANGLE SENSOR , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| Steering angle sensor output | < Refer to DTC C0071 STEER ANGLE SENSOR OP , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > | |
| C0072 | Yaw rate sensor output | < Refer to DTC C0072 ABNORMAL YAW RATE SENSOR OUTPUT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0073 | Lateral G sensor power supply/output | < Refer to DTC C0073 LATERAL G SENSOR POWER/OUTPUT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| Lateral G sensor output | < Refer to DTC C0073 ABNORMAL LATERAL G SENSOR OUTPUT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > | |
| C0074 | Master cylinder pressure sensor output | < Refer to DTC C0074 MASTER CYLINDER PRESSURE SENSOR OUTPUT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0075 | Wheel cylinder pressure sensor output | < Refer to DTC C0075 WHEEL CYLINDER PRESSURE SENSOR OUTPUT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C0081 | System malfunction | < Refer to DTC C0081 SYSTEM FAILURE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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