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P0564

Overview

Code

P0564

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 P0564 indicates a malfunction in the system voltage circuit

Symptoms

Check Engine Light; Difficulty starting

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

Voltage system

Possible Causes

Faulty alternator; Loose battery connections

Diagnostic Steps

1 Inspect battery terminals 2 Test alternator output

Drive Safety Notes

The engine may fail to start

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