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 MANUALSFORD2007FUSION SEL, 2.3 Z, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 380 (INSTRUMENT CLUSTER SYSTEM)DIAGNOSIS AND TESTINGINSTRUMENT CLUSTERINSPECTION AND VERIFICATIONSMART JUNCTION BOX (SJB) DIAGNOSTIC TROUBLE CODE (DTC) INDEX
2007 Ford Fusion SEL, 2.3 Z, Standard
Smart Junction Box (SJB) Diagnostic Trouble Code (DTC) Index
2007 Ford Fusion SEL, 2.3 Z, StandardSECTION Smart Junction Box (SJB) Diagnostic Trouble Code (DTC) Index
WARNING: This page is about a different car, the 2006 Mercury Mariner and 2006 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
SMART JUNCTION BOX (SJB) DIAGNOSTIC TROUBLE CODE (DTC) INDEX
| DTC | Description | Source | Action |
|---|---|---|---|
| B1319 | Driver Door (LF) Ajar Switch Circuit Failure | SJB | REFER to INTERIOR LIGHTING . |
| B1327 | Passenger Door (RF) Ajar Circuit Failure | SJB | REFER to INTERIOR LIGHTING . |
| B1335 | Door Ajar (RR) Switch Circuit Failure | SJB | REFER to INTERIOR LIGHTING . |
| B1571 | Door Ajar (LR) Switch Circuit Failure | SJB | REFER to INTERIOR LIGHTING . |
| B2477 | Module Configuration Failure | SJB | REFER to MODULE CONFIGURATION . |
| C1769 | Park Brake Switch/Circuit Short to Ground | SJB | GO to PINPOINT TEST I . |
| U1900 | CAN Communication Bus Fault | SJB | REFER to MODULE COMMUNICATIONS NETWORK . |
| All Other DTCs | - | SJB | REFER to MULTIFUNCTION ELECTRONIC MODULES . |
| P0457 | Fuel Fill Cap Off | PCM | REFER to the INTRODUCTION - GASOLINE article or INTRODUCTION -- HYBRID ESCAPE & HYBRID MARINER article. |
| All Other DTCs | - | PCM | REFER to the INTRODUCTION - GASOLINE article or INTRODUCTION -- HYBRID ESCAPE & HYBRID MARINER article. |
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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.