What year Fords had the bad spark plugs?

Ford Spark Plug Issues by Year
The Ford spark plug issue was evident in vehicles produced between 1997 and 2008. Here are the specific details regarding the affected years:
– 1997 to 2003: The spark plug issue was prevalent during these years.
– 2004 to 2008: Ford experienced increasing issues with their modular engines during these years.
– 2004 to 2007: Several 3-valve engines, including the 5.4-liter from 2004 to 2007, the 4.6-liter from 2005 to 2007, and the 6.8-liter from 2005 to 2007, had the unfortunate habit of refusing to give up their spark plugs.
– 2008: In 2008, Ford started using one-piece plugs, and there were no more issues afterwards.
The spark plug problem was particularly notable in the 5.4L, 4.6L, and 6.8L engines, and it persisted until 2008 when Ford began using one-piece plugs, effectively resolving the issue.
It’s important to note that the spark plug issue was a significant concern during these years, and it’s advisable to consider this information when evaluating Ford vehicles from these model years.

What Ford motor blows out spark plugs?

Ford 4.6, 5.4 and 6.8 modular engines are prone to spark plugs being blown out of the cylinders due to the aluminum threads failing. If the spark plugs are not tight enough the spark plug vibrates until the aluminum is weakened to a point the spark plug shoots out.

How long do Ford spark plugs last?

Ford F-150 Spark Plugs Maintenance
Most spark plugs should be inspected every 30,000 miles or so, with replacements often being necessary around the 60,000-100,000-mile mark, but cleaning the area around them and pulling them out for a wipe-down can benefit several drivers.

What is the recall on the Ford 5.4 engine?

Recall no. FORD IS RECALLING 605,684 MY 2005-2006 F-150 AND LINCOLN MARK LT VEHICLES EQUIPPED WITH 5.4L 3-VALVE ENGINES. THE BRAKE BOOSTER VACUUM SUPPLY HOSE ATTACHED TO THE INTAKE MANIFOLD FITTING MAY SWELL OVER TIME AND LOSE RETENTION FORCE.

What year did Ford stop using 2 piece spark plugs?

I did a little research after learning of the two piece Motorcraft spark plugs. Turns out that Ford made changes to the cylinder head in mid year of 2008, and I happen to have a later build (April 2008) with the updated one piece spark plugs.

What years did the 5.4 Triton have problems?

Most of the most common problems developed with the 2004-2013 3 valve engine but some problems spanned all engine generations. The most popular issue but easiest to fix, is the ignition system. The 3 valve 5.4L Triton contains a coil-on-plug design. Each cylinder has a separate coil that fits onto the spark plug.

What year 5.4 to stay away from?

4 Least Reliable: 2002 – 2008 5.4-Liter Triton V8 Engine
The 5.4-liter Triton engine is a member of Ford’s Modular V8 engine family, introduced in 1997. The three-valve version produced from 2002 to 2008 is the most problematic and one of the most unreliable Ford engines.

Which Ford engines have spark plug problems?

One of the common issues of the modular platform was its tendency to blow out spark plugs. This issue happened the most on the 5.4 Triton from 1997 to 2003. During this era, the motor commonly powered the F-Series pickups, E-Series vans, and the Expeditions/Navigators.

What is the Ford class action lawsuit spark plugs?

On June 5, Ford Motor Co. agreed to a $2.2 million spark plug defect class action settlement, resolving claims that their vehicles feature defective spark plugs that were difficult and expensive for consumers to replace.

What year Fords have spark plug issues?

Between 2004 and 2007, Ford made several 3-valve engines that had the unfortunate habit of refusing to give up their spark plugs. And you’ve got one of them.

Which Ford engine lasts the longest?

Diesel engines.
Ford trucks and SUVs with diesel engines will last much longer than their gasoline counterparts. Diesel engines are known for their longevity, frequently surpassing 400,000 miles. There are even reports of a Ford diesel engine making it to 1 million miles.