Engine-Codes - Generic - P0869

P0869 Code - Transmission Fluid Pressure High

- Code Popularity: 19,291 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the P0869 Code?

  • Low / Dirty Transmission Fluid
  • Faulty Transmission Fluid Pressure Sensor
  • Transmission Fluid Pressure Sensor harness is open or shorted
  • Transmission Fluid Pressure Sensor circuit poor electrical connection

|How to Fix the P0869 Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|What is the cost to diagnose the P0869 code?

Labor: 1.0

The cost to diagnose the P0869 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are P0869 code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What Does the P0869 Code Mean?

The Transmission Control Module (TCM) continuously monitors actual line pressure and compares it to the desired line pressure. If the difference between actual line pressure and desired line pressure is 10 psi (.7 kg/cm2 ) or greater, DTC P0867 will set. Transmission system will default to open loop line pressure control resulting in a fixed solenoid duty cycle. This duty cycle will change slightly depending on temperature and current gear.

Transmission Fluid Pressure High

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