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Home › Ford › 1981 › Cab & Chassis Courier › Repair and Diagnosis › Engine Performance › Engine Control Systems › DECEL Throttle Modulator › Testing › Pre-Test Set Up

Pre-Test Set Up

  1. If vehicle is equipped with spark delay valves, test for proper operation per instruction given in "Ford Spark Delay Valve" article in this Section.
  2. Remove air cleaner and plug vacuum line. Check primary and secondary throttle linkage and choke linkage for freedom of movement. Connect tachometer to engine.
NOTE: Perform testing in sequence given.
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