Automatic Dimming Inside Mirror Test/Replacement
Test/Replacement1. Remove the automatic dimming inside mirror cover.
2. Disconnect the 7P connector (A) from the automatic inside dimming mirror (B).
3. Check for continuity between No.2 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 (G503).
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.21 (7.5 A) fuse in the driver's under-dash fuse/relay box.
- an open in the wire.
5. Check for voltage between No.3 terminal and body ground with the ignition switch turned ON (II) and transmission range switch (A/T) or back-up light switch (M/T) in reverse.
- If there is battery voltage, replace the mirror assembly.
- If there is no voltage, check for:
- an open in the wire.
- blown No.21 (7.5 A) fuse in the under-dash fuse/relay box.
- faulty reverse relay.
- faulty transmission range switch.