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Home >> Mazda >> 2011 >> 3 Mazdaspeed, 2.3 3 >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System [L3 With TC] >> Before Service Precaution >> Fuel Line Safety Procedure

Fuel Line Safety Procedure

NOTE:
  • Fuel in the fuel system is under high pressure even when the engine is not running.
  1. Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [L3 WITH TC] ).
  2. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [L3 WITH TC] ).
  3. Remove the fuel-filler cap and release the pressure in the fuel tank.
  4. Remove the fuel pump relay.
  5. Connect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [L3 WITH TC] ).
  6. Start the engine.
  7. After the engine stalls, crank the engine several times.
  8. Switch the ignition to off.
  9. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [L3 WITH TC] ).
  10. Install the fuel pump relay.
    Fig 1: Identifying Fuel Pump Relay
    G06730789Courtesy of MAZDA MOTORS CORP.
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