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Home >> Mazda >> 1987 >> 626 Base >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Pump - Electric >> Testing >> Volume Test >> Injector (All Others)

Injector (All Others)

  1. Connect a vinyl hose to fuel injector and place hose into container. Connect Injector Checker (49-9200-040) on RX7, 323 and (49-B092-953) on 626.
  2. Using a jumper wire, connect terminals of fuel pump check connector. Turn ignition on for 15 seconds, measure injection volume. Volume should be 3.8-4.0 ounces (111-118 cc) on RX7, 1.1-1.4 ounces (32-41 cc) on 323, and 1.3-1.8 ounces (38-53 cc) on 626.
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