Lubrication System : High Pressure
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Lubrication System : High Pressure

Power Stroke 7.3 Liter Diesel Engine High Pressure Oil Flow During initial start or cold start, the Power Stroke 7.3 Liter Diesel Engine high-pressure oil pump receives unfiltered oil from the left side valve lifter oil gallery through the anti-drain back check ball valve. Once the engine starts or during warm engine starts, the check ball closes…

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KOEO Injector Electrical Self Test (Injector Buzz Test)

Key On Engine Off (KOEO) Injector Electrical Self Test is a functional test of the PCM performed on demand with the key on and the engine off. This test determines if the injector circuits and solenoids are electrically operating without fault. All injectors will first buzz (audible feedback of the injector solenoids energizing the injector…

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How to Rebuild the IPR on 7.3L Power Stroke Diesel

7.3 Powerstroke IPR General Info: A Power Stroke engine utilizes an electromagnetic spool valve, to regulate the HP oil pressure on the engine to tailor the injection characteristics of the injectors. This valve is called the Injection Pressure Regulator or IPR. In the 7.3 Power Stroke engine, pressure control in the injector control pressure system…

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Ford 7.3 Power Stroke ICP Sensor Problems

The injector control pressure (ICP) sensor is on both the 7.3L and 6.0L Powerstroke engines. They use a high pressure oil system as a way to pressurize fuel in the injector body. ICP sensors on the Ford 7.3 diesel engines read the oil pressure in the HPOS. This allows the PCM to increase or decrease…

Best Ford 6.7L PowerStroke Engine Performance Mods
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Best Ford 6.7L PowerStroke Engine Performance Mods

Ford’s turbodiesel 6.7L PowerStroke V8 is already an impressive engine from the factory with new models producing over 1,000 torque. But that doesn’t mean there isn’t still room for improvement! Just a few basic performance upgrades can add over 100whp and 200wtq to the 6.7 Powerstroke. We’re going to cover the best performance upgrades, focusing…

The 5 Most Common Ford 6.7 PowerStroke Diesel Engine Problems
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The 5 Most Common Ford 6.7 PowerStroke Diesel Engine Problems

One of the biggest challenges with the 6.7 Powerstroke is the addition of advanced emissions equipment. It’s one of the reasons that I still prefer a classic pre-emissions diesel for reliability purposes – but they just don’t produce the power that these newer versions do. The 6.7 Powerstroke has a few common problems relating to…

Power Stroke Glow Plug Problem – How to Fix It

Power Stroke Glow Plug Problem – How to Fix It

The Power Stroke Diesel engines rely heavily on the glow plug system. This time of year, when temperatures get low, it can be especially critical that the glow plug system is working properly. In this article, we discuss the important of glow plug operation and how to diagnose and fix Power Stroke glow plug faults….

Ford 6.7 Powerstroke Ultimate Guide
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Ford 6.7 Powerstroke Ultimate Guide

Ford introduced the 6.7 PowerStroke diesel V8 engine for the 2011 model year. In the decade since, it has remained one of the most popular diesel power plants on the market. Displacing 6.7 liters, or 409 cid, Ford’s 6.7 Powerstroke produces outstanding performance, but only average reliability. Ford nicknamed the engine the Scorpion, and it…

6.0 Power Stroke FICM Super Easy Direct Ways to Diagnose
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6.0 Power Stroke FICM Super Easy Direct Ways to Diagnose

Ford 6.0 Power Stroke FICM Diagnostics The 6.0 Power Stroke FICM is often mis-diagnosed and needlessly replaced. Calibration concerns, powertrain component faults and FICM malfunctions may produce similar drivability concerns. NOTE: The most common symptoms of a failed FICM are: NO START or CONSTANT MISFIRE AT ALL ENGINE TEMPERATURES. Symptoms other than these are not…

13 Things About the 7.3 Power Stroke Engine You May Not Have Known
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13 Things About the 7.3 Power Stroke Engine You May Not Have Known

1. Due to its popularity, nearly 2 million 7.3 Power Stoke engines were produced from International’s Indianapolis plant. Powerstroke is the marketing name that Ford came up with for its diesel engine line. The 7.3 powerstroke is actually a Navistar T444E which is made by Navistar International, formerly International Harvester. In addition to Ford Super…

How to Protect Your 7.3 Power Stroke
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How to Protect Your 7.3 Power Stroke

Even very small particles of dust entering your turbo can cause severe damage, not only to the turbo but to the engine iteself. Clean, unrestricted air is vital to the performance of a diesel engine. Nobody understands this better than those who operate their diesel equipment in the harshest environments. U.S. Military, earth moving, and agricultural applications rely…

The Biggest Problems With 6.0 Powerstroke Engines
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The Biggest Problems With 6.0 Powerstroke Engines

Some of the early 6.0 Powerstroke engines experienced problems, and it is speculated to have cost Ford millions of dollars in warranty repairs and buy backs. While these engines can be reliable, you usually have to go through the process of upgrading all of the problematic parts, known as bulletproofing the engine. Bulletproofing requires addressing a…