OBD II Fault Code

  • OBD II P2849

OBD-II Code Transmission may not shift properly is defined as a Shift Fork "A" Stuck

The Transmission is responsible for converting the power produced by the engine to movement of the vehicle. Some transmissions utilized electric motors to change gears. If the Transmission Control Module determines that the transmission is not shifting properly, code P2849 will be set.

Transmission may not shift properly Symptoms

  • Increased fuel consumption
  • Transmission may not shift properly

Common Problems That Trigger the P2849 Code

  • Internal transmission failure
  • Transmission Control Module (TCM) failure
  • Transmission Control Module (TCM) needs to be calibrated
  • Transmission Control Module (TCM) software needs to be updated
  • Wiring issue
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