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P0605

Overview

Code

P0605

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 P0605 indicates a problem with the ECM’s processor memory

Symptoms

Check Engine Light; Engine performance issues

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

Corrupt memory in ECM; Faulty ECM wiring

Diagnostic Steps

1 Inspect ECM wiring 2 Test ECM memory

Drive Safety Notes

Engine control may be compromised

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