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 |
|---|---|---|
| Windshield deicer does not operate (indicator off) | ECU-IG1 NO. 1 fuse | |
| Front wiper deicer switch | ||
| DEICER relay | ||
| Wire harness or connector | - | |
| Windshield deicer does not operate (indicator on) | DEICER fuse | |
| DEICER relay | ||
| Wire harness or connector | - | |
| Windshield glass (windshield deicer wire) |