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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSSUBARU2002LEGACY GT WAGON AWD F4-2.5L SOHCREPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONMANUFACTURER CODE CHARTSDTC 64VDC SYSTEM TROUBLE CODE CHARTS FOR WARNING LIGHT CODES
2002 Subaru Legacy GT Wagon AWD F4-2.5L SOHC
Vdc System Trouble Code Charts For Warning Light Codes
2002 Subaru Legacy GT Wagon AWD F4-2.5L SOHCSECTION Vdc System Trouble Code Charts For Warning Light Codes
TROUBLE CODE 32 (FRONT RH OUTLET) ABNORMAL OUTLET AND SUCTION SOLENOID VALVE CIRCUIT(S)
TROUBLE CODE 34 (FRONT LH OUTLET) ABNORMAL OUTLET AND SUCTION SOLENOID VALVE CIRCUIT(S)
TROUBLE CODE 36 (REAR RH OUTLET) ABNORMAL OUTLET AND SUCTION SOLENOID VALVE CIRCUIT(S)
TROUBLE CODE 38 (REAR LH OUTLET) ABNORMAL OUTLET AND SUCTION SOLENOID VALVE CIRCUIT(S)
TROUBLE CODE 63 (PRIMARY SUCTION) ABNORMAL OUTLET AND SUCTION SOLENOID VALVE CIRCUIT(S)
TROUBLE CODE 64 (SECONDARY SUCTION) ABNORMAL OUTLET AND SUCTION SOLENOID VALVE CIRCUIT(S)
DIAGNOSIS:
- Faulty harness/connector
- Faulty solenoid valve in VDCH/U
TROUBLE SYMPTOM:
- ABS does not operate.
- VDC does not operate.

WIRING DIAGRAM:
PROCEDURE:

No. 1 - 3

No. 4 - 6

No. 7 - 11
TROUBLE CODE 34 (FRONT LH OUTLET) ABNORMAL OUTLET AND SUCTION SOLENOID VALVE CIRCUIT(S)
TROUBLE CODE 36 (REAR RH OUTLET) ABNORMAL OUTLET AND SUCTION SOLENOID VALVE CIRCUIT(S)
TROUBLE CODE 38 (REAR LH OUTLET) ABNORMAL OUTLET AND SUCTION SOLENOID VALVE CIRCUIT(S)
TROUBLE CODE 63 (PRIMARY SUCTION) ABNORMAL OUTLET AND SUCTION SOLENOID VALVE CIRCUIT(S)
TROUBLE CODE 64 (SECONDARY SUCTION) ABNORMAL OUTLET AND SUCTION SOLENOID VALVE CIRCUIT(S)
DIAGNOSIS:
- Faulty harness/connector
- Faulty solenoid valve in VDCH/U
TROUBLE SYMPTOM:
- ABS does not operate.
- VDC does not operate.
WIRING DIAGRAM:
PROCEDURE:
No. 1 - 3
No. 4 - 6
No. 7 - 11
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.