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HOMESERVICE MANUALSMERCURY1998MOUNTAINEER 5.0 P, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 20 (MODULE COMMUNICATIONS NETWORK)COMMUNICATION NETWORK DIAGNOSTICSINSPECTION & VERIFICATION
1998 Mercury Mountaineer 5.0 P, AWD

Inspection & Verification

1998 Mercury Mountaineer 5.0 P, AWDSECTION Inspection & Verification
WARNING: This page is about a different car, the 1997 Ford RV Cutaway, 1997 Ford Econoline, 1997 Ford Cutaway, and 1997 Ford Club Wagon. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Following inspection and verification should be followed for diagnosing module communications network.
  1. Verify customer's original problem. Inspect vehicle for any obvious electrical component wiring or connector damage.
  2. Inspect pins in 16-pin Data Link Connector (DLC) for damage. See Figure. The DLC is located below driver's side of instrument panel, to the right of steering column. If pins are okay, perform DATA LINK DIAGNOSTICS. If pins are damaged, repair as necessary and perform DATA LINK DIAGNOSTICS.
RENDER: 1.0x

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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.