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P0884

Overview

Code

P0884

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 P0884 indicates a malfunction in the transmission control module (TCM) power supply circuit

Symptoms

Harsh shifting Difficulty engaging gears

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 module (TCM)

Possible Causes

Faulty TCM Wiring issues in the power supply

Diagnostic Steps

1 Inspect wiring and connections to TCM2 Test power supply circuit

Drive Safety Notes

A malfunctioning power supply circuit to the TCM can result in erratic shifting and other drivability issues

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