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Problem Symptoms Table

WINDOW DEFOGGER SYSTEM 

WINDOW DEFOGGER SYSTEM - PROBLEM SYMPTOMS CHART

Symptom Suspected area See information
w/ Deicer: Front window deicer does not operate, (indicator light ON) 1. FR DEF fuse -
2. Front window deicer relay WINDSHIELD DEICER RELAY 
3. Front window deicer wire -
4. Wire harness -
w/ deicer: Front window deicer does not operate, (indicator light OFF) 1. FR DEF fuse -
2. Front window deicer relay WINDSHIELD DEICER RELAY 
3. Front window deicer wire -
4. Hazard warning signal switch assembly (Defogger switch) -
5. Wire harness -
Rear window defogger does not operate (indicator light ON) 1. HTR fuse -
2. Rear window defogger relay WINDSHIELD DEICER RELAY 
3. Rear window deicer wire -
4. Wire harness -
Rear window defogger does not operate (indicator light OFF) 1. HTR fuse -
2. Rear window defogger relay DEFOGGER RELAY 
3. Hazard warning signal switch assembly (Defogger switch) -
4. Rear window defogger wire -
5. Wire harness -
w/ Mirror Heater: Mirror heater does not operate (indicator light ON) 1. MIR HTR fuse -
2. Outer rear view mirror assembly INSPECTION
3. Wire harness -
w/ Mirror Heater: Mirror heater does not operate (indicator light OFF) 1. MIR HTR fuse -
2. Hazard warning signal switch assembly (Defogger switch) INSPECTION
3. Outer rear view mirror assembly -
4. Wire harness -