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Home >> Ford >> 1990 >> Festiva L Plus, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Relays & Solenoids >> A/C Cut-Out Control System
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A/C Cut-Out Control System

  1. Turn A/C, blower switch and ignition switch on. DO NOT start engine. Shift transmission into gear. Open throttle fully. Listen for A/C clutch disengaging and re-engaging after 7 seconds.
  2. If system does not test as indicated, check operations of related switches and relays. See PIN VOLTAGE CHARTS and SENSOR OPERATING RANGE CHARTS.
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