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P0894

Overview

Code

P0894

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 P0894 indicates a malfunction in the transmission control circuit

Symptoms

Poor 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 control circuit

Possible Causes

Faulty transmission control module (TCM) Wiring or electrical issues

Diagnostic Steps

1 Inspect TCM2 Test the transmission control circuit

Drive Safety Notes

A malfunction in the control circuit can affect shifting and cause the transmission to slip

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