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.
2009 Subaru Outback LimitedFACTORY OEM SERVICE PROCEDURE
Immobilizer DTCS
ECM DIAGNOSTIC TROUBLE CODE CHART
| DTC | Item | Contents of diagnosis | Index No. |
|---|---|---|---|
| P0513 | Incorrect Immobilizer Key | Incorrect immobilizer key (Use of unregistered key in body integrated unit) | Ref. to DTC P0513 INCORRECT IMMOBILIZER KEY , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| P1570 | Antenna | Faulty antenna | Ref. to DTC P1570 ANTENNA , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| P1571 | Reference Code Incompatibility | Reference code incompatibility between body integrated unit and ECM | Ref. to DTC P1571 REFERENCE CODE INCOMPATIBILITY , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| P1572 | IMM Circuit Failure (Except Antenna Circuit) | Communication failure between body integrated unit and ECM | Ref. to DTC P1572 IMM CIRCUIT FAILURE (EXCEPT ANTENNA CIRCUIT) , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| P1574 | Key Communication Failure | Communication failure between key and body integrated unit | Ref. to DTC P1574 KEY COMMUNICATION FAILURE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| P1576 | EGI Control Module EEPROM | ECM malfunctioning | Ref. to DTC P1576 EGI CONTROL MODULE EEPROM , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| P1577 | IMM Control Module EEPROM | Body integrated unit malfunctioning | Ref. to DTC P1577 IMM CONTROL MODULE EEPROM , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| P1578 | Meter Failure |
|
Ref. to DTC P1578 METER 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.