Inspection and Verification : Notes
WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
- Verify the customer concern.
- Visually inspect the following for obvious signs of mechanical or electrical damage.VISUAL INSPECTION CHART
Mechanical Electrical - Audio unit
- Antenna or antenna cable
- Speaker mounting/speaker cones
- Radio ignition interference capacitor, radio frequency interference suppression bond, or radio receiver hood bonding strap
- Smart junction box (SJB) fuse(s):
- 7 (10A)
- 12 (5A)
- 16 (15A)
- Battery junction box (BJB) fuse(s):
- 7 (40A)
- 15 (20A) (Hybrid)
- 16 (25A)
- 21 (40A)
- 22 (40A) (Hybrid)
- 23 (40A) (Hybrid)
- Subwoofer amplifier
- Circuitry
- Audio unit
- If the concern is visually evident, go to Symptom Chart .
- If the concern is not visually evident, proceed to the Speaker Walk-Around Test and the Audio Unit Self-Diagnostic Mode.