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Home >> Saab >> 1991 >> 900 SPG >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (Engine Controls - System/Component Tests) >> Throttle Controls >> Engine Controls - System/Component Tests >> Dashpot
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Engine Controls - System/Component Tests: Dashpot

WARNING: This page is about a different car, the 1992 Saab 9000 and 1992 Saab 900. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect tachometer. Warm engine to normal operating temperature. Adjust idle speed to specification. See ADJUSTMENTS article in the ENGINE PERFORMANCE Section.
  2. Increase engine speed to 3000 RPM. Release throttle, noting time between release of throttle and return to idle. Deceleration time should be 3-5 seconds from contact of plunger.