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 MANUALSMERCURY2010MARINER HYBRID, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1309 (MULTIFUNCTION ELECTRONIC MODULES)REMOVAL AND INSTALLATIONLIGHTING CONTROL MODULE (LCM)REMOVAL AND INSTALLATION
2010 Mercury Mariner Hybrid, AWD
Removal And Installation
2010 Mercury Mariner Hybrid, AWDSECTION Removal And Installation
WARNING: This page is about a different car, the 2010 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Prior to removal of the module, it is necessary to upload module configuration information to a scan tool. This information needs to be downloaded into the new module once installed. For additional information, preform MODULE CONFIGURATION
article.
- Upload the module configuration information from the LCM into the scan tool. For additional information, preform MODULE CONFIGURATION article.
- Remove the pin-type retainers and position the LH instrument panel lower insulator aside.
- Disconnect the courtesy lamp and remove the LH instrument panel lower insulator.
- Remove the accelerator pedal. For additional information, preform ACCELERATION CONTROL article.
- Remove the 2 screws and position the LCM aside.
- Release the locking tabs, disconnect the electrical connectors and remove the LCM.
- To install, reverse the removal procedure.
NOTE:
This step is necessary only if the lighting control module (LCM) is being replaced.
NOTE:
A new LCM is delivered in a manufacturing mode with a pre-set DTC of B2477. This DTC will clear when the module has been successfully configured (or programmable module installation [PMI]). DTC B2477 may need to be cleared after a successful configuration (or PMI).
NOTE:
Once the new module is installed, it is necessary to download the module configuration information from the scan tool into the new module. For additional information, preform MODULE CONFIGURATION
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.