P0868 - OBD II Trouble Code

Our automotive experts have put together the following information about the P0868 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0868 code.

What Does P0868 Code Mean?

OBD-II Code P0868 is defined as a Transmission Fluid Pressure Low

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 P0868.

P0868 Symptoms

• Increased fuel consumption
• Transmission may not shift properly

Common Problems That Trigger the P0868 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 P0868 Code

• Automatic Transmission Fluid/Filter Change