Automatic Dimming Inside Mirror Test/Replacement
  1. Remove the cover (A), then disconnect 7P connector (B).
  1. 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 (G501).
  1. Turn the ignition switch to ON (II).
  1. Measure the voltage between No. 1 terminal and body ground.
    • If there is battery voltage, go to Step 5 .
    • If there is no voltage, check for:
      • -
      Blown No. 5 (7.5 A) fuse in the driver's under-dash fuse/relay box.
      -
      An open in the wire.
  1. Measure the voltage between No. 3 terminal and body ground with 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 .