POWERSTROKE-P0562 moderate Power Stroke ›

System Voltage Low

The POWERSTROKE-P0562 (Power Stroke) diesel fault code means: System Voltage Low. This is a moderate severity code.

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Keep driving?
Short distances only
DIY difficulty
beginner
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What Are the Symptoms of POWERSTROKE-P0562?

  • Check Engine Light on
  • Slow cranking or no start
  • Possible warning lights or erratic gauges

What Causes POWERSTROKE-P0562? (Most Likely First)

  • Weak or failing batteries High
  • Alternator not charging High
  • Loose or corroded battery or ground connections High
  • Parasitic drain Low

Can I Still Drive with POWERSTROKE-P0562?

Short distances only. POWERSTROKE-P0562 is rated moderate severity. Keep trips short and get it diagnosed soon rather than waiting for symptoms to worsen.

Frequently Asked Questions

What does P0562 mean on a Power Stroke?

P0562 means System Voltage Low. The engine computer is seeing a supply voltage below its normal range.

Is P0562 a Power Stroke-specific code?

No. P0562 is a generic OBD-II code defined by SAE J2012, so it means the same thing on any vehicle that sets it. The exact conditions Ford uses to set it on its diesels are in Ford service information.

Mechanics Guide Step-by-step diagnosis

How Do You Diagnose POWERSTROKE-P0562?

  1. Test the batteries and the charging voltage with a meter.

  2. Clean and tighten the battery and ground connections.

  3. Compare the voltage the engine computer reports with the voltage at the battery.

Sources 1

This page is built from documented references. Verify against your own service info before repair work.

  • SAE J2012Diagnostic Trouble Code Definitions (defines P0562 as a generic OBD-II code)

P0562 on Other Platforms

The same code ID appears across other engines, vehicles, and equipment. Diagnostic flow varies by platform — see the matching breakdown:

Gas / Automotive (OBD-II) Generic OBD-II definition for P0562 Duramax moderate System Voltage Low Hino moderate System Voltage Low Isuzu moderate System Voltage Low MaxxForce moderate System Voltage Low PACCAR moderate System Voltage Low

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More Power Stroke codes → Diesel home All diesel codes Heavy-duty Guides

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