P0864 DODGE code

Often, the cause of a P0864 OBDII trouble code is damaged wiring or a broken connector. Manufacturer TSB’s should also be checked for software updates and known module issues. If nothing is found, then the transmission control module and engine control unit should be suspected.

How do you fix P0864?

What repairs can fix the P0864 code?

  1. Replace or repair damaged wiring and connectors.
  2. Replace damaged or defective traction control switch.
  3. Replace damaged or defective traction control module.
  4. Clear all codes, test-drive the vehicle, and rescan to see if any codes reappear.

What is TCM communication?

The TCM (Transmission Control Module) is the computer that’s responsible for controlling your vehicle’s transmission.

How do I reset my TCM?

Will disconnecting the battery reset TCM? Disconnecting the battery can cause issues and any other power disconnection. Disconnecting the battery will reset the TCM and erase all of your radio presets, clock, and door lock codes.

Where is the TCM located?

The transmission control module can often be found below the cover at the back of the transmission case. It should be just below the engine control module’s position. Sometimes it’s found under the center console in the interior or even under the hood near the battery or inner fender panel.