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Home >> Mazda >> 1982 >> RX-7 GS, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Deceleration Control System >> Testing >> Dashpot (Man. Trans. Only)
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Dashpot (Man. Trans. Only)

  1. Remove air cleaner. Checking all vacuum sensing tubes for proper condition and connections. Check that dashpot rod does not bind throttle lever movement.
  2. Quickly operate throttle lever fully and make sure dashpot rod extends quickly. Release throttle lever and make sure that throttle lever returns slowly to idle position after it has touched dashpot rod.
  3. Connect tachometer to engine. Start engine and warm to operating temperature. Ensure engine idle speed is adjusted to specification. Operate throttle lever until it is away from dashpot rod.
  4. Slowly decrease engine speed and check speed at which throttle lever just touches dashpot rod. It should be 3800-4200 RPM. If not, loosen lock nut and turn dashpot diaphragm to adjust engine speed.