WARNING: This page is about a different car, the 2000 Mercury Mountaineer and 2000 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM TEST INDEX

Condition	Go To Test
4-Wheel Anti-Lock Brake System (4WABS) Module Does Not Respond To NGS Tester	A
Generic Electronic Module/Central Timer Module (GEM/CTM) Does Not Respond To NGS Tester	B
Restraint Control Module (RCM) Does Not Respond To NGS Tester	C
Remote Anti-Theft Personality (RAP) Module Does Not Respond To NGS Tester	D
Powertrain Control Monitor (PCM) Does Not Respond To NGS Tester	E
Air Suspension Control (ARC) Module Does Not Respond To NGS Tester	F
Electronic Automatic Temperature Control (EATC) Module Does Not Respond To NGS Tester	G
Driver Seat Module (DSM) Does Not Respond To NGS Tester	H
Parking Aid Monitor (PAM) Does Not Respond To NGS Tester	I
Passive Anti-Theft System (PATS) Module Does Not Respond To NGS Tester	J
No Module/Network Communications - ISO 9141 Network	K
No Module/Network Communications - SCP Network	L
No Module/Network Communication - No Power To NGS Tester Through DLC	M

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.

• Brakes feel soft, pull hard to one side, or make grinding noises.

• The engine overheats, stalls repeatedly, or misfires under load.

• You are missing required tools, torque specs, or safe lifting equipment.

• You are not confident in the next step or safety outcome.

Safety Warning

Symptom Testing

Use the Manual With the Right Hardware

When to See a Mechanic

Rather have a pro handle this?