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P0601

Overview

Code

P0601

Code Type

P

Code Class

P0

System

Engine

Severity Level

High

Emissions Related

false

Drivability Impact

Major

Diagnostic Protocol

OBD2

Freeze Frame Useful

true

Code Definition

Diagnostic trouble code P0601 indicates an internal failure within the ECM

Symptoms

Check Engine Light; Engine misfire

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

Engine Control Module (ECM)

Possible Causes

Faulty ECM; Electrical failure within ECM

Diagnostic Steps

1 Inspect ECM wiring 2 Test ECM functionality

Drive Safety Notes

Engine control may be compromised

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