WINDOW DEFOGGER SYSTEM PROBLEM SYMPTOMS TABLE
Tech Tips
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
| Symptom | Suspected Area | See page |
|---|---|---|
| Rear Window Defogger System does not Operate. | DEF and GAUGE NO.1 fuses | |
| Air conditioning control assembly | ||
| DEF relay | ||
| Wire harness or connector | ||
| Air conditioning amplifier assembly | ||
| Back door glass (rear window defogger wire) | ||
| Air conditioning system |