Symptom Chart

WARNING: This page is about a different car, the 2007 Lincoln Mark LT and 2007 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.

Symptom Chart

Condition	Possible Sources	Action
Mirror vibrates/loose	Mirror glass adjustment motor screws loose	REMOVE mirror glass and TIGHTEN mirror glass adjustment motor screws.
	Mirror mounting nuts loose	TIGHTEN nuts to 12 N.m (9 lb-ft).
	Aftermarket air deflector/stone shields	If possible, REMOVE aftermarket air deflector/stone shield, then ROAD TEST the vehicle. If concern is no longer present, ADVISE customer that aftermarket components were causing undesired vibration.
	Power fold mirror(s) was folded/unfolded manually or are not synchronized	SYNCHRONIZE the power folding mirrors. REFER to Exterior Mirror Motor Synchronization - Power Folding .
Wind noise	Foam gasket between mirror bracket and door is missing or damaged	VERIFY gasket is present and in good condition. REPOSITION gasket or INSTALL a new foam gasket between mirror bracket and door frame if necessary.
	Exterior mirror cover	VERIFY that the exterior mirror cover is not loose or broken. INSTALL a new exterior mirror cover if necessary.
The mirrors are inoperative	Fuse Circuitry Exterior mirror control switch	Go to Pinpoint Test A .
A single mirror is inoperative	Circuitry Exterior mirror motor	Go to Pinpoint Test B .
A single mirror does not function with switch logic	Exterior mirror control switch Exterior mirror motor Circuitry	Go to Pinpoint Test C .
The auto-dimming mirror does not operate correctly	Obstructed rear-facing sensor Stickers, window decals, tags Non-OEM window tinting Obstructed forward-facing sensor Stickers, window decals, tags Non-OEM window tinting	If possible, REMOVE the obstruction. If the obstruction cannot be removed, go to Pinpoint Test D to TEST the auto-dimming mirror for correct function.
	Light source near or inside of vehicle	None. Any light source the rear-facing sensor is exposed to can be considered glare.
	Vehicle inside garage or tunnel	None. Ambient light conditions are similar to nighttime.
	Fuse Auto-dimming interior mirror Circuitry	Go to Pinpoint Test D .
The heated exterior mirror is inoperative - both heated exterior mirrors	Instrument cluster (IC) Heated rear window relay Multiplex communication error HVAC module Fuse(s) Circuitry	Go to Pinpoint Test E .
The heated exterior mirror is inoperative - LH heated exterior mirror	Left heated exterior mirror glass Circuitry	Go to Pinpoint Test F .
The heated exterior mirror is inoperative - RH heated exterior mirror	Right heated exterior mirror glass Circuitry	Go to Pinpoint Test G .
The power folding mirrors do not operate/do not operate correctly	Exterior mirror control switch Power folding mirror relay Power folding mirror Circuitry Power folding mirror not synchronized Fuse(s)	Go to Pinpoint Test H .
The memory mirror is inoperative	Exterior mirror control switch Memory set switch Driver seat module (DSM) Exterior mirror Circuitry Fuse	Go to Pinpoint Test I .
The memory mirror is inoperative - does not operate from the memory set switch	Exterior mirror control switch Memory set switch Driver seat module (DSM) Exterior mirror Circuitry	Go to Pinpoint Test J .