Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY1998MOUNTAINEER 5.0 P, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 51 (COMPUTER RELEARN PROCEDURES)COMPUTER RELEARN PROCEDURESPICKUPPCM PROGRAMMING
1998 Mercury Mountaineer 5.0 P, AWD
PCM Programming
1998 Mercury Mountaineer 5.0 P, AWDSECTION PCM Programming
WARNING: This page does not describe the selected car, but rather 26 other vehicles, including the 1999 Mercury Villager, 1999 Mercury Tracer, 1999 Mercury Sable, 1999 Mercury Mystique, and 1999 Mercury Mountaineer. However, it is still accessible from the selected car via links, so may be relevant.
For Powertrain Control Module (PCM) programming procedures, see ALL MODELS (PROGRAMMING PCM).
CUSTOMER PREFERENCE INDEX (RANGER)
| Module | Configurable Item | State | ||
|---|---|---|---|---|
| Anti-Lock Brake Control Module | Tire Size (Revolutions/Mile) | List Of Tires | ||
| Anti-Lock Brake Control Module | Tone Ring Size (Number Of Teeth) | (1) | ||
| Anti-Lock Brake Control Module | Option Information | 4WABS | ||
| Anti-Lock Brake Control Module | Vehicle Program | Ranger | ||
| Generic Electronic Module/Central Timer Module | Tire Size (Revolutions/Mile) | List Of Tires | ||
| Generic Electronic Module/Central Timer Module | Tone Ring Size (Number Of Teeth) | (1) | ||
| Generic Electronic Module/Central Timer Module | Option Information | 4WABS | ||
| Generic Electronic Module/Central Timer Module | Vehicle Program | Ranger | ||
| Passive Anti-Theft System Module | Enter Security Access | Enter Security Access | ||
| Passive Anti-Theft System Module | Ignition Key Code Program | Program Ignition Keys | ||
| Passive Anti-Theft System Module | Ignition Key Code Erase | Erase All Stored Ignition Keys | ||
| Passive Anti-Theft System Module | Spare Key | Enabled, Disabled | ||
| Passive Anti-Theft System Module | Parameter Reset | Reset Security ID | ||
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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.