TCM Removal/Installation: Notes

CAUTION:

Water or foreign material entering the connector can cause a poor connection or corrosion. Be sure not to allow water or foreign material on the connector when disconnecting.

Disconnect the negative battery cable.
Remove the air cleaner component. (See INTAKE AIR SYSTEM REMOVAL/INSTALLATION ).
Disconnect the TCM connector.
Remove the clip and disconnect the selector cable.
CAUTION:
- Do not use an impact wrench. Hold the manual shaft lever when removing the manual shaft nut, or the transaxle may be damaged.
  
  Fig 1: Identifying Manual Shaft Lever, Selector Cable And Clip
  Courtesy of MAZDA MOTORS CORP.
Set the adjustable wrench as shown in the figure to hold the manual shaft lever.

Fig 2: Identifying Manual Shaft Lever And Adjustable Wrench
Courtesy of MAZDA MOTORS CORP.
Remove the manual shaft nut and washer.

Fig 3: Identifying Manual Shaft Nut And Washer
Courtesy of MAZDA MOTORS CORP.
Remove the TCM.

Fig 4: Identifying TCM Mounting Bolt
Courtesy of MAZDA MOTORS CORP.
CAUTION:
- Do not touch the terminals.
  
  Fig 5: Precaution For Touching Terminals
  Courtesy of MAZDA MOTORS CORP.
Inspect the condition of the connector pin of the coupler component (foreign material, bent pins, broken pins) and O-ring after the TCM is removed.

Fig 6: Identifying Coupler Component
Courtesy of MAZDA MOTORS CORP.
Align the transaxle case and coupler component connector.

Fig 7: Locating Transaxle Case Coupler Component Connector
Courtesy of MAZDA MOTORS CORP.
Be sure to match the position of the TCM marking.
CAUTION:
- Do not turn more than 60° from the marking.
Install the TCM.

Fig 8: Precaution For Matching Position Of TCM Marking
Courtesy of MAZDA MOTORS CORP.
Verify the correct positioning of the TCM and coupler component.
Tighten the TCM mounting bolts.
Tightening torque

19.6-29.4 N.m {2.0-2.9 kgf.m, 14.5-21.6 ft.lbf}

Fig 9: Locating Correct Positioning Of TCM And Coupler Component
Courtesy of MAZDA MOTORS CORP.
CAUTION:
- Do not use an impact wrench. Hold the manual shaft lever when removing the manual shaft nut, or the transaxle may be damaged.
Install the manual shaft lever and the washer.

Fig 10: Identifying Manual Shaft Nut And Washer
Courtesy of MAZDA MOTORS CORP.
Set the adjustable wrench as shown in the figure to hold the manual shaft lever, and tighten the manual shaft nut.
Tightening torque

9.8-14.7 N.m {100-142 kgf.cm, 87-123 in.lbf}

Fig 11: Identifying Manual Shaft Lever And Adjustable Wrench
Courtesy of MAZDA MOTORS CORP.
Install the clip to the selector cable as shown in the figure.
Shift the selector lever to P position.
Turn the manual shaft lever to P position.

Fig 12: Identifying Clip To Selector Cable
Courtesy of MAZDA MOTORS CORP.
Connect the selector cable and install the clip.
Connect the TCM connector.
Install the air cleaner component. (See INTAKE AIR SYSTEM REMOVAL/INSTALLATION ).
Connect the negative battery cable.
WARNING:
- If you replace the ATX or TCM, be sure to initialize the learned values and perform neutral position learning.
  
  Fig 13: Identifying Manual Shaft Lever, Selector Cable And Clip
  Courtesy of MAZDA MOTORS CORP.
Perform the neutral position learning. (See NEUTRAL POSITION LEARNING .)