Navigator 4WD V8-5.4L SOHC VIN L (1998)
Information Bus: Initial Inspection and Diagnostic Overview
PC1
Inspection and Verification (Start Here)
1. Verify the customer concern by operating the system in question.
2. Visually inspect for obvious signs of electrical damage.
VISUAL INSPECTION CHART
Electrical
^
Fuse(s)
^
Damaged wiring harness
^
Loose or corroded connections
^
Four-Wheel Anti-lock Brake System (4WABS) module
^
Electronic Automatic Temperature Control (EATC) module
^
Driver Seat Module (DSM)
^
Remote Anti-theft Personality (RAP) module
^
Generic Electronic Module (GEM)
^
Integrated Air Bag Module (IABM)
^
Powertrain Control Module (PCM)
^
Four-Wheel Air Suspension Module (4WAS)
^
Anti-lock brake control module
^
Passive Anti-Theft System (PATS) module
3. If the concern remains after the inspection, connect New Generation STAR (NGS) Tester to the Data Link Connector (DLC) located beneath the
instrument panel and select the vehicle to be tested from NGS Tester menu. If NGS Tester does not communicate with the vehicle:
