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Home >> Ford >> 1988 >> Bronco II 4WD, Standard, M5OD-R1 >> Repair and Diagnosis >> Engine Performance >> System >> Deceleration Control System >> Testing >> Pre-Test Set-Up
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Pre-Test Set-Up

  1. If vehicle is equipped with vacuum delay valves, test for proper operation as instructed in VACUUM DELAY VALVE article.
  2. All tests should be made with engine at operating temperature and all accessories off. Remove air cleaner and plug vacuum line. Check primary and secondary throttle linkage and choke linkage for freedom of movement. Connect tachometer to engine.
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