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.
2008 Subaru Outback Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Body Integrated Unit
BODY INTEGRATED UNIT - DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Item | Contents of Diagnosis | Reference | Relation between ECM and DTC |
|---|---|---|---|---|
| B1401 | M Collation NG | Reference code incompatibility between body integrated unit and combination meter | <Ref. to DTC P1578 METER FAILURE .> | P1578 |
| B1402 | Immobilizer Key Collation NG |
|
<Ref. to
DTC P0513 INCORRECT IMMOBILIZER KEY
.> <Ref. to DTC P1570 ANTENNA .> <Ref. to DTC P1574 KEY COMMUNICATION FAILURE .> |
|
| B1403 | E/G Request NG | Communication failure between body integrated unit and ECM | <Ref. to DTC P1572 IMM CIRCUIT FAILURE (EXCEPT ANTENNA CIRCUIT) .> | P1572 |
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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