Automatic Dimming Rearview Mirror Test
Test/Replacement1. Remove the front individual map light.
2. Disconnect the 3P connector (A) from the automatic inside dimming mirror (B).
3. Check for continuity between No. 3 terminal and body ground.
- If there is continuity, go to step 4.
- If there is no continuity, check for:
- an open in the wire.
- poor ground (G501).
4. Check for voltage between No. 1 terminal and body ground with the ignition switch ON (II).
- If there is battery voltage, go to step 5.
- If there is no voltage, check for:
- blown No. 9 (10 A) fuse in the driver's under- dash fuse/relay box.
- an open in the wire.
5. Check for voltage between No. 2 terminal and body ground with the ignition switch turned ON (II) and transmission range switch in [R]
- If there is battery voltage, replace the mirror assembly.
- If there is no voltage, check for:
- an open in the wire.
- faulty reverse relay.
- faulty transmission range switch.