System Tests: Notes

Symptom	Perform Test
Radio Does Not Operate At All	A
Radio Scans Past All Frequencies When In Seek Mode & Hiss Is Present Over Most Stations (1)	B
VF Display Does Not Dim When Headlamps Or Park Lamps Are Turned On	C
VF Display Intensity Does Not Vary When Instrument Illumination Rheostat Is Rotated	D
One Or More Speakers Do Not Operate	E
(1) Heated rear screen must be operational. If heated rear screen does not operate, trouble shoot and repair that system first. See appropriate REAR WINDOW DEFOGGERS article.