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Home >> Mazda >> 1987 >> 626 Base >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - BOSCH AFC >> Testing >> Fuel Pump Circuit
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Fuel Pump Circuit

  1. Turn ignition on. Connect the terminals of fuel pump check connector with a jumper wire. Fuel pump check connector is located on firewall, under windshield motor on 323 and under atmospheric pressure sensor on 626.
  2. Listen to hear fuel pump operating sound. If there is no sound, check main fuse, circuit opening relay, fuel pump, and all electrical connections.
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