Poor Sound Quality From All Speakers

Test 1 - 4:

Test 5 - 8:

SYMPTOM
POOR SOUND QUALITY ALL SPEAKERS

POSSIBLE CAUSES
- Antenna connector connection defective
- Ground circuit open
- Radio choke output circuit defective
- Radio choke relay connection defective
- Power antenna relay CKT defective
- Radio connections defective
- Radio relay output defective
- Radio defective