Test/Replacement
Test/Replacement1. Remove the roof console.
2. Disconnect the 3P connector (A) from the automatic dimming inside 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 (G 601).
4. Measure the voltage between No. 1 terminal and body ground with the ignition switch to ON (II).
- If there is battery voltage, go to step 5.
- If there is no voltage, check for:
- Blown No. 30 (10 A) fuse in the driver's under-dash fuse/relay box.
- Faulty passenger's under-dash fuse/relay box.
- An open in the wire.
5. Measure the voltage between No. 2 terminal and body ground with the ignition switch turned to ON (II) and the transmission shift lever in reverse.
- If there is battery voltage, the mirror harness is OK, replace the rearview mirror.
- If there is no voltage, check for:
- An open in the wire.
- Blown No. 21 (7.5 A) fuse in the driver's under-dash fuse/relay box.
- Faulty driver's under-dash fuse/relay box.
- Faulty transmission range switch.