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Home >> Mazda >> 2004 >> 6 s, 4D Hatchback, Automatic >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System >> 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 to the LOCK position.
  6. Install the fuel pump relay.
Fig 1: Removing Fuel Pump Relay
G01024543Courtesy of MAZDA MOTORS CORP.