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P0612

Overview

Code

P0612

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 P0612 indicates a malfunction in the ECM's power supply

Symptoms

Poor engine power; Check Engine Light

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 power supply to ECM

Diagnostic Steps

1 Inspect power supply to ECM 2 Test ECM functionality

Drive Safety Notes

Power supply issues can impair engine control

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