FixVault

System Tests: Notes

WARNING: This page is about a different car, the 2002 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Before replacing any control module, ensure all module ground and power circuits are functioning properly. For POWER DISTRIBUTION and GROUND DISTRIBUTION circuits identification, see WIRING DIAGRAMS .
SYMPTOM INDEX

Symptom Perform System Test
Rear Window Defogger Does Not Operate (DTC B1343) A 
Rear Window Defogger Does Not Turn Off Automatically B 
No Communication With Generic Electronic Module C 
No Communication With Instrument Cluster Module D