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 MANUALSMERCURY2009MILAN PREMIER, 3.0 1, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1323 (INTERIOR LIGHTING SYSTEM)DIAGNOSTIC TESTSINTERIOR LIGHTINGDTC CHARTS
2009 Mercury Milan Premier, 3.0 1, AWD
DTC Charts
2009 Mercury Milan Premier, 3.0 1, AWDSECTION DTC Charts
WARNING: This page is about a different car, the 2009 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
SMART JUNCTION BOX (SJB) DTC CHART
| DTC | Description | Action |
|---|---|---|
| B1084 | Trunk Lamp Circuit Failure | If the luggage compartment lamp is inoperative, go to Pinpoint Test F . If the luggage compartment lamp is always on, go to Pinpoint Test G . |
| B1319 | Driver Door Ajar Circuit Failure | Go to Pinpoint Test D . |
| B1327 | Passenger Door Ajar Circuit Failure | Go to Pinpoint Test D . |
| B2021 | Dome Lamp Output Return Circuit Failure | Go to Pinpoint Test A . |
| B2550 | Dome Lamp Output Circuit Short to Ground | Go to Pinpoint Test A . |
| B2554 | Dome Lamp Output Circuit Failure | If the interior lamps are inoperative, go to Pinpoint Test A . If the interior lamps are always on, go to Pinpoint Test D . If the battery saver does not deactivate, go to Pinpoint Test H . |
RENDER: 1.0x
NO RELATED
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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.