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P0863

Overview

Code

P0863

Code Type

P

Code Class

P0

System

Transmission

Severity Level

High

Emissions Related

true

Drivability Impact

Major

Diagnostic Protocol

OBD2

Freeze Frame Useful

true

Code Definition

Diagnostic trouble code P0863 indicates a malfunction in the transmission fluid pressure sensor performance

Symptoms

Harsh shifting Slipping transmission

Overview applies to this diagnostic code.

Affected Systems

On This Page

  • Code Definition

  • Symptoms

  • Affected Systems

  • Possible Causes

  • Diagnostic Steps

  • Drive Safety Notes​

More Resources

Transmission fluid pressure sensor

Possible Causes

Faulty fluid pressure sensor Wiring or electrical issues

Diagnostic Steps

1 Inspect fluid pressure sensor2 Test sensor performance

Drive Safety Notes

A malfunction in the fluid pressure sensor can cause erratic shifting and transmission failure

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