2017 Mazda 5 GS, Automatic TransFACTORY OEM SERVICE PROCEDURE

Without using M-MDS

  1. Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION .)
  2. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .)
  3. Remove the fuel pump relay.
    G13726711Courtesy of MAZDA MOTORS CORP.
    CAUTION:
    • Short the specified terminals because shorting the wrong terminal of the relay and fuse block may cause malfunctions.
  4. Using a jumper wire, short fuel pump relay terminals C and D in the relay and fuse block.
    G13726712Courtesy of MAZDA MOTORS CORP.
  5. Connect the negative battery cable and operate the fuel pump. (See BATTERY REMOVAL/INSTALLATION .)
  6. Verify that there is no fuel leakage from the pressurized parts.

    StandardΒ 

    There shall be no leakage after 5 min.

  7. 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.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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