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Home >> Ford >> 2011 >> Fiesta SEL, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Automatic Transmission - Automatic Shifting Manual Transmission/Transaxle) >> Removal And Installation >> Transmission Control Module (TCM) >> Installation

Transmission Control Module (TCM): Installation

WARNING: This page is about a different variant/trim than selected.
  1. Carefully inspect the TCM  and the transaxle bore for debris or damage. Clean and/or repair as needed.
  2. If the TCM  is being reused, install new O-rings.
    NOTE: Use a small amount of transmission fluid on the O-rings prior to installation.
  3. NOTE: Do not force the TCM  onto the transaxle or damage may occur.
    NOTE: Make sure the TCM  sits flush on the transaxle or damage can occur.

    Install the TCM  on the transaxle. Apply light pressure to seat the O-rings. If the TCM  does not push in place with light pressure, remove the TCM  and slightly turn the gears on the TCM  and retry installing the TCM  on the transaxle.

  4. Install the 4 TCM  bolts.
    • Tighten to 27 Nm (20 lb-ft).
      Fig 1: Locating TCM Bolts
      G06939511Courtesy of FORD MOTOR CO.
  5. Connect the 2 TCM  electrical connectors.
    Fig 2: Locating TCM Electrical Connectors
    G06939512Courtesy of FORD MOTOR CO.
  6. Install the wiring harness clips on the TCM  housing.
    Fig 3: Locating Wiring Harness Clips
    G06939513Courtesy of FORD MOTOR CO.
  7. Install the wiring harness on the transaxle housing.
    Fig 4: Locating Wiring Harness On Transaxle Housing
    G06939514Courtesy of FORD MOTOR CO.
  8. Install the battery tray bracket, battery tray bracket nuts and selector lever cable bracket bolt.
    • Tighten to 10 Nm (89 lb-in).
    Fig 5: Locating Selector Lever Cable Bracket Bolt And Battery Tray Bracket Nuts
    G06939515Courtesy of FORD MOTOR CO.
  9. Install the wiring harness onto the battery tray bracket.
    Fig 6: Locating Wiring Harness To Battery Tray Bracket
    G06939516Courtesy of FORD MOTOR CO.
  10. Install the ACL  assembly. For additional information, refer to INTAKE AIR DISTRIBUTION AND FILTERING .
  11. Install the battery tray and battery. For additional information, refer to BATTERY, MOUNTING AND CABLES .
  12. If a new TCM  is installed, it will need to be reprogrammed to the latest calibration level available. For additional Information, refer to TRANSMISSION CONTROL MODULE (TCM) ADAPTIVE LEARNING .