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Home >> Mazda >> 2002 >> Protege5 Automatic >> Repair and Diagnosis >> Engine Mechanical >> Engine Mechanical 2.0L >> Before Repair Procedure >> Fuel Line Safety Procedure
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Fuel Line Safety Procedure

NOTE: Fuel in the fuel system is under high pressure even when the engine is not running.
  1. Remove the fuel-filler cap and release the pressure in the fuel tank.
  2. Remove the fuel pump relay.
  3. Start the engine.
  4. After the engine stalls, crank the engine several times.
  5. Turn the ignition switch off.
  6. Install the fuel pump relay.
    Fig 1: Removing/Installing Fuel Pump Relay
    G01187184Courtesy of MAZDA MOTORS CORP.
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