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Home >> Mazda >> 2007 >> 6 Mazdaspeed >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System (L3 With TC) >> Fuel Injector Removal/Installation >> High Pressure Line Pipe Installation Note
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High Pressure Line Pipe Installation Note

  1. Temporarily tighten the bolts and nut in the order shown in the figure.
    Fig 1: Identifying Tightening Sequence Of High Pressure Line Pipe Bolts
    G04324903Courtesy of MAZDA MOTORS CORP.
  2. Tighten the high pressure line pipe installation bolts.

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

  3. Tighten the high pressure line pipe installation nut using the following procedures.
    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 the water outlet case installation bolts.

    Tightening torque 8-11.5 N.m {82-117 kgf.cm, 71-101 in.lbf} 

    Fig 2: Tightening High Pressure Line Pipe Installation Nut
    G04324904Courtesy of MAZDA MOTORS CORP.
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