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.
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HOMESERVICE MANUALSSUBARU2005OUTBACK I, STANDARDREPAIR AND DIAGNOSISELECTRICALGAUGESINSTRUMENTATION/DRIVER INFOCOMBINATION METER SYSTEMINSPECTIONCOMMUNICATION ERROR DISPLAY
2005 Subaru Outback i, Standard
Communication Error Display
2005 Subaru Outback i, StandardSECTION Communication Error Display
When the following error code is displayed in the odo/trip meter, inspect the communication circuit since the communication malfunction is generated between each control module. < Ref. BASIC DIAGNOSTIC PROCEDURE , . >
PROBLEM SYMPTOM CHART
| Error code | Remarks |
PROBLEM SYMPTOM CHART
| Er IU | Malfunction in integrated unit |
|---|---|
| Er - | Simultaneous malfunction of high/low speed CAN communication |
| Er HC | Malfunction of high-speed CAN communication |
| Er LC | Malfunction of low-speed CAN communication |
| Er EG | EGI Communication malfunction |
| Er TC | TCM Communication malfunction |
| Er Ab | ABSCM/VDCCM Communication malfunction |
| Er SP | ABSCM/VDCCM DTC information, vehicle speed pulse malfunction |
| Er SS | Wheel speed data malfunction |
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.