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Home >> Mazda >> 2005 >> 6 i, 4D Hatchback, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting (Engine Control System L3) >> Engine Control System Operation Inspection >> Fuel Pump Control System Inspection

Fuel Pump Control System Inspection

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  1. Crank the engine and verify that fuel pump relay operation sound is heard.
  2. If operation sound is not heard, inspect the following:
    • Fuel pump relay
    • Wiring harness and connectors (Main relay - fuel pump relay - PCM terminal 95*1 , 4Q*2 )

*1: California emission regulation applicable ATX model

*2: Except for California emission regulation applicable ATX model