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.
2004 Mercury MarauderFACTORY OEM SERVICE PROCEDURE
Interior Lighting DTCS
LCM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| B1322 | Driver Door Ajar Circuit Short to Ground | LCM | Go To PINPOINT TEST F . |
| B1442 | Door Handle Switch Circuit Failure | LCM | Go To PINPOINT TEST G . |
| B1445 | Door Handle Switch Circuit Short to Ground | LCM | Go To PINPOINT TEST G . |
| B1563 | Door Ajar Circuit Failure | LCM | Go To PINPOINT TEST C . |
| B1566 | Door Ajar Circuit Short to Ground | LCM | Go To PINPOINT TEST H . |
| B1685 | Lamp Dome Input Circuit Failure | LCM | Go To PINPOINT TEST I . |
| B1688 | Lamp Dome Input Circuit Short to Ground | LCM | Go To PINPOINT TEST I . |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.