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Home >> Ford >> 2009 >> Flex Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1543 (Rear View Mirror) >> Diagnostic Tests >> Rear View Mirrors >> Symptom Chart

Symptom Chart

WARNING: This page is about a different car, the 2009 Mercury Grand Marquis and 2009 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
Symptom Chart

Condition Possible Sources Action
  • The mirrors are inoperative
  • Fuse
  • Circuitry
  • Exterior mirror control switch
  • A single mirror is inoperative
  • Circuitry
  • Exterior mirror control switch
  • Exterior mirror motor
  • A single mirror does not function with switch logic
  • Circuitry
  • Exterior mirror control switch
  • Exterior mirror motor
  • The auto-dimming mirror does not operate correctly
  • Sources of obstructed rearward-facing sensor can include:
    • stickers, window decals, tags.
    • non-OEM window tinting.
  • Sources of obstructed forward-facing sensor can include:
    • 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 interior 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
  • Interior auto-dimming mirror
  • Circuitry
  • The heated exterior mirror is inoperative
  • Fuse
  • Circuitry
  • Heated exterior mirror glass