Expedition 4WD V8-4.6L SOHC VIN W (1999)
Driver/Vehicle Information Display: Initial Inspection and Diagnostic Overview
1. Verify the customer concern by operating the system.
2. Visually inspect for obvious signs of mechanical and electrical damage.
VISUAL INSPECTION CHART
Mechanical
^
Damaged overhead trip computer
^
Damaged OSS sensor
^
Damaged compass sensor module or loose mounting
^
PCM
Electrical
^
Blown central junction box (CJB) fuse 6:
-
Fuse 2 (5 A)
-
Fuse 6 (5 A)
^
Damaged wiring harness
^
Loose or corroded connections
3. If the fault is not visually evident, perform the Message Center Self-Test. See: Component Tests and General Diagnostics
