OBD II Fault Code

  • OBD II P0869

OBD-II Code Transmission may not shift properly is defined as a Transmission Fluid Pressure High

The Transmission Fluid Pressure Sensor tells the Transmission Control Module (TCM) the pressure of the fluid going through the transmission. When the TCM detects an incorrect signal from the Transmission Pressure Sensor, it sends a signal to the engine control module (PCM) to set code P0869.

Transmission may not shift properly Symptoms

  • Increased fuel consumption
  • Transmission may not shift properly

Common Problems That Trigger the P0869 Code

  • Internal transmission failure
  • Transmission Control Module (TCM) failure
  • Transmission fluid level is low
  • Transmission fluid pressure sensor failure
  • Wiring issue

Common Repairs Needed for the P0869 Code

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