System Tests: Notes
WARNING:
Deactivate air bag system before working around instrument panel or steering column. See DISABLING & ACTIVATING AIR BAG SYSTEM in appropriate AIR BAG RESTRAINT SYSTEMS article in RESTRAINTS. Air bag(s) may deploy.
CAUTION:
When battery is disconnected or modules are replaced, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See appropriate COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.
NOTE:
A digital volt-ohmmeter is required to test the rear window defogger system. After each service or repair procedure has been completed, reconnect all components. Retest system operation to ensure components are functioning properly.
SYMPTOM INDEX
| Symptom | Perform Test |
|---|---|
| Rear Window Does Not Defog | A |
| Defogger Does Not Turn Off Automatically | B |