Ranger 2WD V6-177 2.9L (1989)
If any of the areas listed above are found to be at fault, correct them before proceeding with the service kit installation.
Idle Speed Adjustment
WARNING: BEFORE PROCEEDING WITH THE IDLE SPEED ADJUSTMENT, VERIFY THAT THE FOLLOWING ITEMS ARE TAKEN CARE
OF PROPERLY.
^
The transmission is in PARK or Neutral.
^
The parking brake is applied.
^
The wheels are properly blocked.
^
The engine is at operating temperature.
^
The heater, A/C, cooling fan and other accessories are OFF.
