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Other Concerns: Transaxle Surges (Ratio Oscillation)

WARNING: This page is about a different car, the 2006 Mercury Montego, 2006 Ford Freestyle, and 2006 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
OTHER CONCERNS: TRANSAXLE SURGES (RATIO OSCILLATION)

Possible Component Reference/Action
258 - ROUTINE 
Powertrain Control System  -
  • TCM calibration
  • Verify that the TCM is at the latest calibration level, if not reflash to the appropriate calibration level.
Fuel Delivery System  -
  • Inoperative sensors, injectors or other system components
Other Possible Components  -
  • Chain and Variator assembly
  • Inspect for damage. Repair as required.
  • Final drive assembly
  • Inspect for damage. Repair as required.
  • Pump assembly
  • Inspect for damage. Repair as required.
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