Ford has spark plug problems from the 2004 to 2008 series. These are the years when every model commonly had spark plug problems. 5.4 Triton was affected the most by it. Mustang (2005-2008), F150 (2004-2008), and Expedition (2005-2008) have a 5.4L Triton engine with spark plug issues.
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 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.
What year did Ford stop using 2 piece spark plugs?
Ford 4.6L, 5.4L and 6.8L 3 Valve engines have the two piece spark plug; The 2 Valve engine does not use this plug. Fortunately, Ford finally redesigned the spark plug in 2009. Vehicle models from 2009 on do not use the original design.
What years did Ford 5.4 have spark plug problems? – Related Questions
What is the best year for the 5.4 Triton?
2009-2010 Triton 5.4L
The 5.4-liter V8 improved in 2009, fixing the cam phaser issues and all but eliminating the spark plug problems. With 300 horsepower and 365 lb-ft of torque, the Triton 5.4L is one of the most reliable F150 engines.
How many miles will a 5.4 Triton last?
If properly maintained, the Ford 5.4 Triton engine will last between 150,000 and 300,000 miles. Getting to these mileage milestones will require you to: Regularly maintain the vehicle. Act quickly to replace defective parts.
How often should you change spark plugs in a Ford f150?
Check spark plugs about every 30,000 miles and change them around 100,000 miles, or at 60,000 if you tow regularly spend a lot of time idling or in stop-and-go traffic.
How do I stop my spark plugs from breaking?
What happens if spark plug breaks?
If the broken spark plug gets shattered, especially the ceramic part, under no circumstances should you try to start your engine. This can instantly cause irreversible damage and instead of just removing the cylinder head, you’ll need to rebuild the entire motor.
How do you get a broken spark plug out?
To remove the plug, move the piston to Bottom Dead Center, and make sure the engine is cold, even if you have to wait for cool-down. Then soak the broken plug shell with a generous amount of penetrating oil. Give it a few minutes to work, then tap an appropriately sized easy out firmly into the empty shell (Figure 3).
Malfunctioning spark plugs cause engine problems including, misfires, hard starts, reduced gas mileage, rough idling, and lack of acceleration. Driving with a faulty spark plug will be difficult because the engine might fail to function.
Can you use WD-40 on spark plugs?
Using WD-40 to repel water from spark plugs, distributors, alternators, and batteries is a good way to prevent corrosion and keep moisture away. You can also use it to ease the removal of spark plugs, especially if there is any rust or corrosion.
How much does it cost to get a broken spark plug out?
The average cost for spark plug replacement is between $204 and $261. Labor costs are estimated between $129 and $162 while parts are priced between $75 and $99. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location. Related repairs may also be needed.
Should I replace ignition coils with spark plugs?
Worn spark plugs can cause unnecessary load on the coils and there is often some overlap in the labor required to replace both components. If your ignition coils failed as a result of worn-out spark plugs, it is wise to replace both components at the same time.
How often should spark plugs be replaced?
Spark plugs are designed for long-term durability, meaning that they only need to be replaced between every 80,000 and 100,000 miles. However, they can become damaged earlier than expected and require replacements to avoid pricey engine repairs.
Since replacing the plugs is no longer an annual service, most vehicle manufacturers stopped making them accessible. Today, replacing the plugs may require removing the intake manifold and a lot of other work to reach them.
When replacing spark plugs what else should be replaced?
Whenever you change spark plugs, it is a good idea to replace the ignition wires and vice versa. This will keep your vehicle running at peak performance and prevent you wasting money on unburned gasoline. In fact, a sudden drop in gas mileage may be an indicator that your ignition system is not functioning properly.
How can you tell if a spark plug is bad?
How to Tell if You Have a Bad Spark Plug
your check engine light is on or flashing.
your engine is running rough, or you sense excessive vibration.
your car is taking longer to accelerate.
you’re getting worse fuel economy.
our car is taking longer to start.
you hear a ticking noise under the hood.
How can you tell when a spark plug is bad?
What signs are there that your spark plugs are failing?
Your car is a rough starter.
Your car is a rough idler.
Your engine will sometimes misfire.
Your engine surges.
Your fuel consumption is higher than usual.
Your car isn’t accelerating as it should.
How do you check spark plugs without removing them?
Test with a spark plug tester
Attach a spark plug tester to the ignition wire. At the other end, the tester connects to the spark plug as it sits in your engine.
Turn the ignition ON.
Start the engine, or simply turn it over if it won’t start, and watch the transparent sides of the tester.