Design News readers have commented about having to lift engines or make holes in the car body to change spark plugs. This article describes a particularly frustrating spark plug issue with the 2004-2008 Ford 4.6-liter, 5.4-liter, and 6.8-liter 3-valve “modular” engines.

What years did the 5.4 Triton have problems?

What Years Did The 5.4 Triton Have Problems? I did state that the 2004 to 2006 models of the engine had the most problems. If you take into account smaller issues, then all engines that were released during 2004 and 2013 were the ones that caused the most issues for users.

What year 5.4 Triton is best?

2009-2010 Triton 5.4L With 300 horsepower and 365 lb-ft of torque, the Triton 5.4L is one of the most reliable F150 engines. Minor problems were still present like crank angle sensor issues and the occasional spark plug broken off in the head, but few repairs were as expensive as the previous years.

What year did Ford have spark plug problems?

Notorious Ford V8 spark plugs need an extended warranty But for millions of owners of V8-powered Fords from the 2004 to 2008 model years, a spark-plug change can lead to an expensive, hours-long ordeal.

Is the 2005 Ford 5.4 a good engine?

We had a 2005 F-150 a while back that was on its 3rd transmission by 120,000 miles. Not exactly a great experience. However, the Ford 5.4L is still a solid engine overall. A lot of the 5.4 reliability comes down to maintenance, and sometimes luck of the draw.

What year F150 to avoid?

The worst F150 years, based on total complaints to the National Highway and Traffic Safety Administration, are 2004, 2005, 2006, 2013, 2015, 2016, 2011 2007, 2002, and 2010. The best Ford F150s are 1993, 1994, 1996, 2009, 2012, 2003, 2001, 2014, 2018, and 1998.

Which Ford engines have spark plug problems?

The Ford modular engines have had their share of spark plug issues. One of the issues was stripped or missing threads in the spark plug holes of 4.6-liter, 5.4-liter, and 6.8-liter 2-valve engines.

What year did Ford have cam phaser problems?

2005. The power window regulator failure continues to plague the 2005 Ford F-150 models. A common problem reported with the 5.4L engine is a knocking sound, which is attributed to the cam phaser and bad cylinder heads. Spark plug problems remain a central theme with engine concerns.

How many miles can a 5.4 Triton last?

For 20 years, Ford produced model cars and trucks with the powerful 5.4 Triton engine. The longevity and durability of the Triton made the Ford models extremely popular, especially for the F-150 and the GTO. Properly maintain and service your Triton engine, and you can expect it to last at least 150,000 miles.

What brand spark plugs does Ford use?

Genuine Ford Motorcraft® Spark Plugs. At Ford Parts Center we have Genuine Spark Plugs for all Ford, Lincoln and Mercury vehicles. Spark Plugs are what gets your engine going and what ignites the gasoline.

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Which Triton engine is the best?

The 5.4-lit Triton V8 engine is one of the most reliable and capable engines for full-size vehicles. This motor powers Ford’s most important vehicles, including Expedition, Lincoln Navigator, and the F150 truck.

What is the best Ford engine ever made?

Voodoo V8 is one of the most powerful and the best engines produced by Ford. The company presented its engine called Cayote 5.0 V8 in 2010, and it was called the best modern engine at the time. Coyote V8 featured different modern components such as a 32-valve head, variable valve timing system, and much more.

What is Ford's most reliable engine?

The 6.7-Liter Power Stroke Turbodiesel V8 is a Ford truck engine most reliable.

How do you stop cam phaser problems?

The sure fix to phaser problems is to lock the variable cam timing by essentially turning the phaser into a fixed timing gear. The WMS Cam Phaser Lockout kit will solve the phaser issue permanently.

Which year of F-150 is most reliable?

The best Ford F150s years are 1993, 1994, 1996, 2009, 2012, 2003, 2001, 2014, 2018, and 1998. While the worst F150 years are based on total complaints received by the National Highway and Traffic Safety Administration, which are 2004, 2005, 2006, 2013, 2015, 2016, 2011, 2007, 2002, and 2010.

How much does it cost to replace a 5.4 engine?

Expect to pay between $8000.00-$10,000to r&r a rebuilt engine. Labor costs for installing a ford f150 engine (year 2019) are estimated between $454 and $574 while parts are priced between $104 and $150.

What years did Ford V10 have spark plug issues?

One of the main faults with the early V10 engines (1999 – 2005) was that the spark plugs could blow out of the cylinder head. Ford use a cast iron engine block with an overhead cam aluminium cylinder head design, that uses centrally mounted spark plugs and waste spark ignition.

How often should you change spark plugs in a Ford f150?

Ford advises to change the plugs at 100,000 miles on an F-150, Explorer and other models under “normal” driving conditions. If a vehicle frequently tows a trailer or spends a lot of time in stop-and-go traffic or idling, then Ford suggests installing fresh plugs every 60,000 miles.

How many spark plugs does a Ford 5.4 have?

4.6L and 5.4L Spark Plug Replacement, Cylinder by Cylinder. An army of extensions and flex joints are required to reach the various spark plugs. Four different extension variations are required to change all 8 spark plugs. Step 1 of the process is to remove the ignition coil and fuel injector connectors.

Which Ford F-150 engine is most reliable?

Which Ford F-150 Engine is the Most Reliable? In terms of reliability, you may be surprised to know that the 3.5-liter EcoBoost is the best pick of the bunch. According to Popular Mechanics, the 3.5-liter EcoBoost is the sweet spot in the F-150’s engine lineup. Thanks to its generous 375 horsepower and 475 lb.

What is the best engine to get in a Ford F150?

3.5L EcoBoost V6 As a twin-turbo engine, this little guy can produce 375 HP and 470 lb-ft of torque. Additionally, the 3.5L engine is by far the best F-150 engine for hauling and towing.

How long will a 5.4 3V last?

On average, a Ford 5.4 engine will last between 150,000 and 300,000 miles. However, this mileage will vary depending on maintenance and other factors (such as the environment you drive in) . With proper care, some Ford 5.4 engines can last up to 450,000 miles or more. Whoa.

What year did Ford stop using the 5.4 engine?

The Triton 5.4L V8 was discontinued in 2010 for F-150s, and in 2014 for the Expedition full size SUV. Since 2011 the F-150 has either the EcoBoost (Turbocharged 6 Cylinder), or the 5.0L Coyote V8.

What years did Ford use the 5.4 3 valve?

When it was first introduced in a SOHC configuration, it was ranked on Ward’s 10 Best Engines list for 1997-1998 and 2000-2002. The year later, Ford added a 3-valve SOHC design up until 1999 where it shifted to a 4-valve dual-overhead cam setup.

How many horsepower is a 5.4 Triton?

Engine:5.4L 16v SOHC, 24v SOHC, 32v DOHCEngine Oil Capacity:2004+7.0 U.S. quarts w/ filterPeak Horsepower:235 hp @ 4,250 rpm (1997 2v ratings) 310 hp @ 5,000 rpm (2010 3v ratings)Peak Torque:330 lb-ft @ 3,000 rpm (1997 2v ratings) 365 lb-ft @ 3,500 rpm (2010 3v ratings)

Will bad cam phasers throw a code?

When a cam phaser goes bad, the ECU will try its best to protect the engine. It would go into a limp mode and prevent the engine from exceeding a certain rpm. Then, the ECU would throw a OBD2 code, and the check engine light would come on.

How much does it cost to fix cam phasers?

Replacing cam phasers is not cheap. You can expect to pay anywhere from $800 to $2500 to get the job done by a professional.

How can I make my Triton 5.4 faster?

1. Remove any extra, or unnecessary gear / weight.
2. Get a simple tune-up.
3. Install a turbocharger or supercharger (view on Amazon)
4. Install a cold air intake (view on Amazon)
5. Replace your exhaust system (view on Amazon)

Are iridium spark plugs better than platinum?

Iridium is said to be six times harder and eight times stronger than platinum with a 700° higher melting point. Iridium spark plugs have extremely fine electrodes while retaining excellent wear characteristics. Thanks to its strength, iridium spark plugs can last up to 25% longer than comparable platinum spark plugs.

Who makes NGK?

Native name日本特殊陶業株式会社WebsiteNGK Spark Plug Co., Ltd.

Do spark plug brands matter?

Although many motorists and technicians prefer to stick with the same brand when replacing spark plugs, there’s nothing on the label that limits a particular brand of plug to a particular vehicle make or model.