Automatic Dimming Inside Mirror Test

Automatic Dimming Inside Mirror Test

'07 Canada models and '08-09 models

1. Remove the roof console. Service and Repair

2. Turn the ignition switch to ON (II).

3. Measure the voltage between terminal No. 2 and body ground.
- If there is less than 0.5 V, go to step 4.

- If there is more than 0.5 V, check for:
- An open in the wire.

- Poor ground (G601).

4. Measure the voltage between terminal No. 1 and body ground.
- If there is battery voltage, go to step 5.

- If there is no voltage, check for:
- Blown No. 21 (7.5 A) fuse in the under-dash fuse/relay box.

- An open in the wire.

5. Measure the voltage between terminal No. 3 and body ground with the transmission range switch in R position.
- If there is battery voltage, replace the mirror assembly.

- If there is no voltage, check for:
- An open in the wire.

- Faulty under-dash fuse/relay box.

- Faulty transmission range switch.