Symptom Chart: Notes

Symptom	Possible Cause	Action
Scratches	Debris trapped under a wiper blade Foreign object damage Fouling by trim	Go to PINPOINT TEST A .
Chips	Foreign object damage	Go to PINPOINT TEST B .
Cracks	Foreign object damage Impact damage during assembly	Go to PINPOINT TEST C .
Delamination	Manufacturing defect	Go to PINPOINT TEST D .