High Pressure Line Pipe Installation Note

2008 Mazda CX-7 Touring, 2.3 3, AWDSECTION High Pressure Line Pipe Installation Note
  1. Temporarily tighten the bolts in the order shown in the figure.
    Fig 1: Identifying High Pressure Line Pipe Bolts Tightening Sequence
    G04859677Courtesy of MAZDA MOTORS CORP.
  2. Tighten NO. 1 bolts shown in the figure.

    Tightening torque 

    17-23 N.m {1.8-2.3 kgf.m, 13-16 ft.lbf} 

  3. Tighten NO. 2 bolts shown in the figure.
    Fig 2: Installing High Pressure Line Pipe
    G04859678Courtesy of MAZDA MOTORS CORP.
    1. Fix the joint nut with a wrench on the high pressure fuel pump side as shown in the figure.
    2. Tighten the high pressure line pipe installation nut.

      Tightening torque 

      23.5-35.5 N.m {2.40-3.61 kgf.m, 17.4-26.1 ft.lbf} 

  4. Tighten NO. 3, NO. 4 bolts shown in the figure.

    Tightening torque 

    17-23 N.m {1.8-2.3 kgf.m, 13-16 ft.lbf} 

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

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

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