P0867 – Transmission Fluid Pressure High

Description

The ECM detects excessively high transmission fluid pressure.

Want to confirm the real cause of this fault code?

A high-quality OBD2 scanner gives you live data, fuel trims, sensor readings and freeze-frame information — exactly what you need to verify the root cause of this code with confidence.

View Recommended Scanners

Symptoms

  • Harsh shifting
  • Overheating
  • Slipping

Causes

  • Pressure regulator failure
  • Valve body issues
  • Blocked passages

Diagnosis

  • Monitor pressure data
  • Inspect valve body
  • Check regulator

Repair

  • Service valve body
  • Replace regulator
  • Flush transmission