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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
    G10959717Courtesy 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 Engine Mount
      G10959718Courtesy 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 Good And Bad Alignment Marks On Nuts
      G10959719Courtesy 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
    G10959720Courtesy 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. Install the clip of ground cable to the No. 3 engine mount.
    Fig 5: Identifying Engine Mount Clip
    G10959721Courtesy of MAZDA MOTORS CORP.