Comanche 2WD L6-242 4.0L VIN M FI (1987)
6.
Remove the exerciser tool wire harness connector.
NOTE:
DO NOT reconnect the air stepper motor wire harness connector at this time.
7.
Turn the ignition switch off.
8.
Remove the welsh plug (E) from the rpm trim adjustment screw cavity with a prick punch and hammer.
