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 MANUALSSUBARU2014FORESTER 2.5I PREMIUM, ENG CD FB25BC, AUTOMATIC CVT TRANSREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXBODY CONTROL SYSTEM
2014 Subaru Forester 2.5i Premium, Eng CD FB25BC, Automatic CVT Trans
Body Control System
2014 Subaru Forester 2.5i Premium, Eng CD FB25BC, Automatic CVT TransSECTION Body Control System
BODY CONTROL SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC B1100 | INTEG. UNIT SYSTEM ERROR |
| DTC B1101 | BATT P/SUPPLY MALFUNCTION CONT |
| DTC B1102 | BATT P/SUPPLY MALFUNCTION BACKUP |
| DTC B1103 | IGNITION POWER FAILURE |
| DTC B1104 | ACC POWER FAILURE |
| DTC B1105 | KEY INTERLOCK CIRCUIT ABNORMAL |
| DTC B1106 | SHIFT LOCK CIRCUIT FAILURE |
| DTC B1401 | M COLLATION NG |
| DTC B1402 | IMMOBILIZER KEY COLLATION NG |
| DTC B1405 | SCU COLLATION NG |
| DTC B1406 | SCU_EEPROM_NG |
| DTC B1407 | M COMMUNICATION ABNORMAL |
| DTC B1408 | METER EEPROM ABNORMAL |
| DTC B1409 | SCU COMMUNICATION ABNORMAL |
| DTC B1410 | TRANSPONDER COMMUNICATION ABNORMAL |
| DTC B1411 | IMMOBILIZER ANTENNA ABNORMAL |
| DTC B1500 | KEYLESS UART COM. MALFUNCTION |
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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.