System Tests: Notes
NOTE:
Before testing, ensure fuses and circuit breakers are okay and ground connections are clean and tight. Leave electrical connectors attached and backprobe terminals unless specified otherwise. For identification of connectors and terminals, see appropriate wiring diagram. See WIRING DIAGRAMS
.
Before proceeding with system tests, check for any Diagnostic Trouble Codes (DTCs) stored in memory of BCM which may lead to misdiagnosis of rear defogger/heated mirror system. See RETRIEVING DIAGNOSTIC TROUBLE CODES under SELF-DIAGNOSTIC SYSTEM.
SYMPTOM INDEX
| Symptom | Perform Test |
|---|---|
| Rear Defogger Grid Inoperative (Rear Defogger Indicator Light Inoperative) | A |
| Rear Defogger Grid Inoperative (Rear Defogger Indicator Light Operates Normally) | B |