Automatic Dimming Inside Mirror: Test/Replacement
- Remove the roof console front cover.
- Disconnect the 6P connector (A) from the automatic dimming inside mirror (B).
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- Check for continuity between No. 6 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 (G 601).
- Measure the voltage between No. 4 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 (10A) fuse in the driver's under-dash fuse/relay box.
- An open in the wire.
- Measure the voltage between No. 5 terminal and body ground with the ignition switch ON (II) and 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 driver's under-dash fuse/relay box.
- Faulty transmission range switch.