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Home >> Ford >> 1984 >> Ranger 2.0 C >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - Diesel >> Adjustments >> Idle Speed

Idle Speed

  1. Start and run engine to normal operating temperature. Connect a tachometer to engine and check idle speed. Idle speed should be 780-830 RPM.
  2. To adjust idle speed loosen lock nut on idle stop screw and adjust idle stop screw until idle meets specifications. After completing adjustment, race engine 2 or 3 times ensuring that accelerator cable is returning properly.
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