Symptom Chart - Rear View Mirrors
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.
Symptom Chart - Rear View Mirrors
| Condition |
Possible Sources |
Action |
- No communication with the driver door module (DDM)
|
- Circuitry
- DDM communication network
- DDM
|
|
- No communication with the driver seat module (DSM)
|
- Circuitry
- DSM communication network
- DSM
|
|
- The mirrors are inoperative - non-memory mirrors
|
- Fuse
- Circuitry
- Exterior mirror control switch
|
|
- A single mirror is inoperative - non-memory mirrors
|
- Circuitry
- Exterior mirror control switch
- Exterior mirror motor
- Exterior mirror
|
|
- A single mirror does not function with switch logic - non-memory mirrors
|
- Circuitry
- Exterior mirror control switch
- Exterior mirror motor
- Exterior mirror
|
|
- The memory mirror is inoperative
|
- Fuse
- DDM
- DSM
- Circuitry
- Exterior mirror motor
- Exterior mirror
- Exterior mirror control switch
|
|
- The heated exterior mirror is inoperative
|
- Fuse
- Circuitry
- Exterior mirror glass
- Exterior mirror
|
|
- The auto-dimming mirror does not operate correctly
|
- Obstructed rearward-facing sensor:
- stickers, window decals, tags
- Obstructed forward-facing sensor:
- stickers, window decals, tags
|
- If possible, REMOVE the obstruction. If the obstruction cannot be removed, go to Pinpoint Test F to test the auto-dimming mirror for correct function.
|
| |
- Light source near or inside of vehicle
|
- None. Any light source the rearward-facing sensor is exposed to can be considered glare.
|
| |
- Vehicle inside garage or tunnel
|
- None. Ambient conditions are similar to nighttime conditions.
|
| |
- Fuse
- Circuitry
- Interior auto-dimming mirror
- LH exterior mirror glass
- LH exterior mirror
|
|