POWERSTROKE-P0251 serious Power Stroke ›

Injection Pump Fuel Metering Control "A" (Cam/Rotor/Injector)

The POWERSTROKE-P0251 (Power Stroke) diesel fault code means: Injection Pump Fuel Metering Control "A" (Cam/Rotor/Injector). This is a serious severity code.

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Keep driving?
No — stop driving
DIY difficulty
advanced
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What Are the Symptoms of POWERSTROKE-P0251?

  • Check Engine Light on
  • Hard starting or no start
  • Loss of power
  • Possible stalling

What Causes POWERSTROKE-P0251? (Most Likely First)

  • Fuel metering actuator or control valve fault High
  • Damaged wiring or connector at the pump High
  • Engine computer driver fault Low

Can I Still Drive with POWERSTROKE-P0251?

No — stop driving. POWERSTROKE-P0251 is rated serious severity. Continuing to drive in this state risks further damage — get it looked at before your next trip.

Frequently Asked Questions

What does P0251 mean on a Power Stroke?

P0251 means Injection Pump Fuel Metering Control "A" (Cam/Rotor/Injector). The engine computer has detected a fault in fuel metering control "A" on the injection pump.

Is P0251 a Power Stroke-specific code?

No. P0251 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-P0251?

  1. Find which actuator is metering control "A" on your engine in the service information.

  2. Inspect the actuator connector and wiring.

  3. Check actuator resistance and command it with a scan tool.

Sources 1

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

  • SAE J2012Diagnostic Trouble Code Definitions (defines P0251 as a generic OBD-II code)

P0251 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 P0251 Duramax serious Injection Pump Fuel Metering Control "A" (Cam/Rotor/Injector) Hino serious Injection Pump Fuel Metering Control "A" (Cam/Rotor/Injector) Isuzu serious Injection Pump Fuel Metering Control 'A' Malfunction

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

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