Cherokee 2WD L6-242 4.0L VIN M FI (1987)
Idle Speed: Specifications
CAUTION: Some models are equipped with a factory adjusted throttle plate position set screw. Never attempt to adjust idle speed using this screw,
unless directed to do so in a service procedure. Idle speed is electronically controlled by the Powertrain Control Module (PCM) through the Idle Air
Control (IAC) motor, and is not adjustable.
