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Home >> Mazda >> 1977 >> GLC Base, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Exhaust Emissions System - Deceleration Control System >> Operation >> Throttle Positioner System >> Servo Diaphragm

Servo Diaphragm

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Mechanically linked to throttle plate, servo diaphragm is positioned in response to vacuum signal through 3-way solenoid. See Figure. In turn, diaphragm positions throttle plate.

Fig 1: 1974 Throttle Opener System
G09310001Courtesy of MAZDA MOTORS CORP.
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