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Home >> Lincoln >> 2018 >> MKZ Select, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 620 (Information And Entertainment Systems - THX Audio System) >> Diagnosis And Testing >> Information and Entertainment System >> Pinpoint Tests >> Pinpoint Test Cs : The FDIM Changes Brightness >> Notes

Pinpoint Test Cs : The FDIM Changes Brightness: Notes

WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.

Refer to Audio System/Navigation for schematic and connector information.

Normal Operation and Fault Conditions 

The FDIM display brightness can be automatically or manually adjusted. Automatic adjustment relies on the illumination dimming level message sent from the BCM to the APIM.

Possible Sources 

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