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Fuel Leakage Inspection

WARNING:
  • Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin and eyes. To prevent this, complete the following inspection with the engine stopped.
  1. Ground the following PCM terminals using a jumper wire.
    • With immobilizer system: 1AR
    • Without immobilizer system: 1AQ
    Fig 1: Identifying PCM Wiring Harness Side Connector Terminals
    G00973842Courtesy of MAZDA MOTORS CORP.
  2. Turn the ignition switch to the ON position to start the fuel pump.
  3. Verify that there is no fuel leakage from the pressurized parts.
    • If there is leakage, replace the fuel hoses and clips.
    • If there is damage on the seal on the fuel pipe side, replace the fuel pipe.
    1. Standard: There shall be no leakage after 5 min. 
  4. After reinstallation, repeat step  23 in the fuel leakage inspection.