Honda CRX silhouetteCRX

Air Intake System — Throttle Control System (Dashpot Diaphragm Testing)

6-88prose procedure

Throttle Control System

Dashpot Diaphragm Testing

  1. 1
    Start the engine and warm up to normal operating temperature (the cooling fan comes on).
  2. 2
    Disconnect #6 vacuum hose from the dashpot diaphragm and check the engine speed. Engine speed should be 2,500 ± 500 min⁻¹ (rpm).
    Throttle body area showing the dashpot diaphragm and the #6 hose disconnected from it, for the dashpot diaphragm test.
Engine speed (with #6 hose disconnected)
2,500 ± 500 min⁻¹ (rpm)

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