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Home >> Mazda >> 2010 >> 3 Mazdaspeed, 2.3 3 >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System [L3 With TC] >> After Service Precaution >> Fuel Leakage Inspection >> Using M-MDS

Using M-MDS

  1. Connect the M-MDS to the DLC-2.
  2. Switch the ignition to ON.
  3. Using the simulation function "FP", start the fuel pump. (See ON-BOARD DIAGNOSTIC TEST .)
  4. Verify that there is no fuel leakage from the pressurized parts.
    Fig 1: Identifying DLC-2 Connector
    G06730788Courtesy of MAZDA MOTORS CORP.

    Standard 

    There shall be no leakage after 5 min. 

  5. In the case of fuel leakage, replace the following components and then do the recheck by the fuel leakage checking procedure.
    • 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.
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