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Home >> Merkur >> 1986 >> XR4Ti Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - Ford MPI >> Testing >> High Pressure Fuel Pump Operational

High Pressure Fuel Pump Operational

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  1. Connect jumper wire from pump ground terminal to chassis ground and connect another jumper from fuel pump feed terminal to alternator output terminal.
  2. If fuel pump operates, go to HIGH PRESSURE FUEL PUMP GROUND CIRCUIT  test. If fuel pump does not operate, replace high pressure fuel pump and retest.