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Fuel Line Safety Procedure

NOTE:
  • Fuel in the fuel system is under high pressure also 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 LOCK position.
  6. Install the fuel pump relay.
    Fig 1: Identifying Fuel Pump Relay
    G03699858Courtesy of MAZDA MOTORS CORP.