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Home >> Mazda >> 2021 >> CX-3 AWD >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System >> After Service Precaution >> Fuel Leakage Inspection >> Using M-MDS
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Using M-MDS

  1. Connect the M-MDS to the DLC-2.
  2. Switch the ignition to ON (engine off).
  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.

    Standard 

    There shall be no leakage after 5 min.

  5. In the case of fuel leakage, replace the following components and then recheck using 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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