Step  | Action  | Normal Result(s)  | Abnormal Result(s)*  | 
|---|---|---|---|
1  | 
  | Mirror display alternates between compass and temperature readings.  | Mirrors - Compass/Temperature Display Inoperative or Inaccurate  | 
2  | 
  | Mirror display shows same heading as known good compass.  | |
3  | 
  | Mirror display shows same reading as known good thermometer.  | |
* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.  | |||
Step  | Action  | Normal Result(s)  | Abnormal Result(s)*  | 
|---|---|---|---|
1  | 
  | All mirrors gradually darken.  | |
2  | Place gear selector in reverse.  | All mirrors gradually lighten to clear state.  | |
3  | Place gear selector in park.  | All mirrors gradually darken.  | |
4  | Remove the light and the cloth.  | All mirrors gradually lighten to clear state.  | |
* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.  | |||