Wrangler 4WD L4-150 2.5L VIN P MFI (1998)
Air/Fuel Mixture: Specifications
System Settings
System Settings
Air/Fuel settings
Note: Some models are equipped with a factory adjusted
throttle plate position set screw. Never attempt to adjust
idle mixture using this screw! Idle mixture is
electronically controlled by the Powertrain Control Module
(PCM), and is not adjustable.