Why does my check engine light come on after changing spark plugs?
After changing all the plugs my check engine light comes on. The truck seems to run fine though. I only have 20 miles before my 36K warranty so Im gonna leave it parked all day today and go straight to the dealer tomorrow.
How often should you replace the spark plug on a Mercedes C320?
Mercedes recommends replacing the spark plugs on C320 models every 100,000 miles. With all the major engine design changes over the years, spark plugs now last up to three times as long as they did in years past. This is good and bad.
How do you replace a spark plug on a Mercedes Benz?
Installation is the reverse of removal. You will need to remove the two air inlet ducts (red arrows) as well as the front engine cover (yellow arrow) to get access to the air filter housing on top of the engine. Remove each duct by compressing them towards the engine (red arrow) and slipping them off the air inlet.
How to diagnose service engine light for free?
Check engine light on? Here is how to use an OBD-II scanner for free to diagnose the service engine light & save money vs a mechanic fee. Menu Home About About Contact Categories Investing Banks CDs Dividends ETFs Finance Guru Commentary Index Funds Inflation Market Terminology Mutual Funds Stocks Wall Street News Lifestyle Finance Biking Donating
After changing all the plugs my check engine light comes on. The truck seems to run fine though. I only have 20 miles before my 36K warranty so Im gonna leave it parked all day today and go straight to the dealer tomorrow.
Can a worn spark plug cause an engine to shut off?
Speaking of spark plugs, worn or fouled plugs can cause a variety of issues including an engine misfire and hesitation under heavy acceleration. A worn coil can exhibit the same symptoms, and can cause the car to shut off unexpectedly. A quality spark plug costs between $10 and $20, while a coil is generally in the $50 range.
What to do when your check engine light goes off?
Good luck! Click to expand… that procedure is for resetting the oil reminder light. You could reset it and see if it comes back on. Key off, hold down the trip button, key on until the odometer blinks with lines and the check engine light goes off. At least that is how I remember it to be.
How often do spark plugs need to be replaced?
Most spark plugs in cars from before 1996 should be replaced every 25,000-30,000 miles. Newer ones can last up to 100,000 miles. Still, plugs fail over time and there’s not much you can do about it. Get them replaced right away. It’s easy and cheap and your car will run better for it.
Speaking of spark plugs, worn or fouled plugs can cause a variety of issues including an engine misfire and hesitation under heavy acceleration. A worn coil can exhibit the same symptoms, and can cause the car to shut off unexpectedly. A quality spark plug costs between $10 and $20, while a coil is generally in the $50 range.
When do you know it’s time to replace spark plugs?
You can typically get 80,000 miles on them before they need replacing. But if you notice any of these symptoms, it’s time to get your spark plugs checked out with an engine tune-up. Continuing to drive with worn out or damaged spark plugs can ultimately cause engine damage, so don’t put it off.
How often should I Change my Check Engine light?
Spark plugs should be replaced approximately every 25,000 miles to prevent their eventual failure. A diagnostic test can determine if the spark plugs are the reason the Check Engine warning light has come on. Our Cardinale GMC Service technicians can replace your spark plugs and reset your vehicle’s computer.