Volume Test

Pump output should be 1000 cc (2.1 pts.) per minute, except model 808, should have 800 cc (1.68 pts.) per minute.

Fig 1: Fuel Pump Exploded View (Typical)

Courtesy of MAZDA MOTORS CORP.

Fig 2: Checking Diaphragm Shaft Stroke

Courtesy of MAZDA MOTORS CORP.