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Home >> Mazda >> 2016 >> CX-9 Signature >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical System >> Timing Chain Removal/Installation >> Timing Chain Installation >> No. 3 Engine Mount Installation Note

No. 3 Engine Mount Installation Note

CAUTION:
  • If the No. 3 engine mount is deviated from the original position when installing the No. 3 engine mount, engine noise or vibration could increase. When installing the No. 3 engine mount, align the alignment mark placed during removal and install it to the original position.
NOTE:
  • When replacing the No. 3 engine mount, place a mark at the same position as the one placed before removal.
  • If the No. 3 engine mount nut is loosened, tighten the engine front cover stud bolts because they may have loosened.
  1. Tighten the engine front cover stud bolts.
    Fig 1: Identifying Engine Front Cover Stud Bolts
    G10946479Courtesy of MAZDA MOTORS CORP.

    Tightening torque 

    • 7-13 N.m {72-132 kgf.cm, 62-115 in.lbf}
  2. Temporarily tighten the No. 3 engine mount installation bolts and nuts using the following procedure:
    1. Align the alignment marks on the body side and No. 3 engine mount, and temporarily tighten the bolts shown in the figure.
      Fig 2: Identifying Good And Bad Alignment Marks On Body Side And Engine Mount
      G10946480Courtesy of MAZDA MOTORS CORP.
    2. Temporarily tighten the nuts shown in the figure while aligning the alignment marks of the No. 3 engine mount and nuts.
      Fig 3: Identifying Alignment Marks On Engine Mount
      G10946481Courtesy of MAZDA MOTORS CORP.
      NOTE:
      • If the alignment marks are not aligned, align the alignment marks while slightly moving the engine and temporarily tighten the nuts.
  3. Tighten the No. 3 engine mount installation bolts and nuts in the order as shown in the figure.
    Fig 4: Engine Mount Installation Bolts Tightening Sequence
    G10946482Courtesy of MAZDA MOTORS CORP.
    TORQUE SPECIFICATIONS

    Installation position Tightening torque
    1 76-95 N.m {7.8-9.6 kgf.m, 57-70 ft.lbf}
    2 82-95 N.m {8.4-9.6 kgf.m, 61-70 ft.lbf}
    3 49-65 N.m {5.0-6.6 kgf.m, 37-47 ft.lbf}
  4. Remove the SST  .
  5. Return the wiring harness bracket to its original position.
  6. Install the bolts and clip shown in the figure.
    Fig 5: Identifying Wiring Harness Bracket Bolt With Torque Specifications
    G10946483Courtesy of MAZDA MOTORS CORP.
  7. Connect the clip shown in the figure.
    Fig 6: Identifying Wiring Harness Bracket Clip
    G10946484Courtesy of MAZDA MOTORS CORP.
  8. Return the cooler hose that was set aside to its original position and tighten the nut.
    Fig 7: Identifying Cooler Hose Nut With Torque Specifications
    G10946485Courtesy of MAZDA MOTORS CORP.
  9. Install the PCM component using the following procedure:
    1. Return the PCM component that was set aside to its original position.
    2. Temporarily tighten the bolt shown in the figure.
      Fig 8: Identifying PCM Component Bolt
      G10946486Courtesy of MAZDA MOTORS CORP.
    3. Tighten the PCM component installation bolts in the order shown in the figure.
      Fig 9: PCM Component Installation Bolts Tightening Sequence
      G10946487Courtesy of MAZDA MOTORS CORP.

      Tightening torque 

      • 9-10 N.m {92-101 kgf.cm, 80-88 in.lbf}
    4. Install the wiring harness protector and connector.
      Fig 10: Identifying Wiring Harness Protector Bolts With Torque Specifications
      G10946488Courtesy of MAZDA MOTORS CORP.
  10. Install the ground cable shown in the figure.
    Fig 11: Identifying Ground Cable Bolt With Torque Specifications
    G10946489Courtesy of MAZDA MOTORS CORP.
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