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.
2012 Subaru Outback R LimitedFACTORY OEM SERVICE PROCEDURE
Body Control System DTCS
BODY CONTROL SYSTEM DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description | Reference |
|---|---|---|
| None | Subaru Select Monitor communication is open or shorted. | Refer to LAN(diag)-48, COMMUNICATION FOR INITIALIZING IMPOSSIBLE, DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC) . |
| B1100 | Body integrated unit internal error | Refer to , DTC B1100 INTEG. UNIT SYSTEM ERROR , DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC) . |
| B1101 | Voltage malfunction caused by poor contact of battery power supply control circuits | Refer to , DTC B1101 BATT P/SUPPLY MALFUNCTION CONT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| B1102 | Voltage malfunction caused by poor contact of battery power supply backup circuits | Refer to , DTC B1102 BATT P/SUPPLY MALFUNCTION BACKUP , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| B1103 | Voltage malfunction caused by poor contact of IGN power supply circuits | Refer to , DTC B1103 IGNITION POWER FAILURE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| B1104 | Voltage malfunction caused by poor contact of ACC power supply circuits | Refer to , DTC B1104 ACC POWER FAILURE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| B1106 | Voltage malfunction caused by poor contact of shift lock circuits | Refer to , DTC B1106 SHIFT LOCK CIRCUIT FAILURE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| B1401 | Malfunction related immobilizer | Refer to , DTC B1401 M COLLATION NG , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| B1402 | Malfunction related immobilizer | Refer to , DTC B1402 IMMOBILIZER KEY COLLATION NG , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| B1403 | Malfunction related immobilizer | Refer to , DTC B1403 E/G REQUEST NG , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| B1405 | Malfunction related immobilizer | Refer to , DTC B1405 SCU COLLATION NG , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| B1406 | Malfunction related immobilizer | Refer to , DTC B1406 SCU_EEPROM_NG , Diagnostic Procedure with Diagnostic Trouble Code (DTC). |
| B1500 | Open or short circuit in keyless UART circuit | Refer to , DTC B1500 KEYLESS UART COM. MALFUNCTION , 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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