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Home >> Ford >> 1992 >> Explorer 4D Utility, RWD, Automatic >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> Adjustments >> Vacuum Dump Valve >> Bronco, Pickup & 1991 Van

Bronco, Pickup & 1991 Van

  1. Ensure brake pedal is against stop in released position. Move dump valve in retaining clip until 1/8" or less of valve plunger is exposed.
  2. Tip of valve plunger should contact brake pedal adapter. Ensure brake pedal is against stop (released position). Press brake pedal. If vacuum still does not release, replace dump valve.