Mirror Test
- Check for voltage between the YEL/BLK terminal and body ground with the ignition switch on. See Figure
. There should be battery voltage. If there is a battery voltage, go to step 2
. If there is no voltage, check for:
- Blown No. 8 (7.5 A) fuse in the underdash fuse box.
- A break in the BLK/YEL wire.
- Check for continuity between the BLK terminal and body ground. If there is no continuity, check for:
- A break in the BLK wire.
- Poor ground (G401, G402).