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That is on of many possibilities. See related questions for more info.
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∙ 11y ago
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Can a fouled spark plug cause the check engine light to come on?
Yes
When should you change the spark plugs on your motorcycle?
You should check your spark plugs periodically as they can give an indication as to how your engine is running. If the spark plug is fouled the engine wont work as efficiently as it's supposed to. A normally operating engine should result in a light brown discoloration, check your spark plugs against a reading chart like http://www.ngksparkplugs.com/techinfo/spark_plugs/faq/faqread2.asp If the spark plug is fouled or eroded, replace it. It's a simple job and spark plugs aren't too expensive.
Engine car startup vibration?
Probably a spark plug is fouled up.Also check plug wires if you have an older model.
Why does an engine run roughly?
if it's runninng rough my guess could be spark plugs are fouled up. if not then next check the spark plug wires then the distributor.
Can fouled spark plugs cause engine shaking and knocking as well as loss of power?
Yes, fouled spark plugs can cause engine shaking, and loss or power. I'm not sure about knocking but I'd guess that too.
What is a fouled spark plug?
Fouling spark plugs can happen when the tip temperature is insufficient to burn off carbon, fuel, oil or other deposits and causes spark to leach to metal shell...no spark across plug gap will cause a misfire. Wet-fouled spark plugs must be changed as they won't fire. Dry-fouled spark plugs can sometimes be successfully cleaned by bringing the engine up to the operating temp.
How do you know if a map sensor is bad?
There are several signs of a faulty Manifold Absolute Pressure sensor. Poor engine performance, a burning check engine light, a surging engine, increased emissions, and fouled spark plugs are all indicators to look for.
How can you tell if your car engine is burning oil?
spark plugs fouled with oil. blue smoke from tail pipe.
Will fouled spark plugs couse a Chevy 350 not to crank after cleaning the carb?
no The starter should engage whether the plugs are fouled or not. However, the engine may not start if enough plugs are fouled. If you feel that you have flooded the engine or fouled the plugs you may need to clean them before it will start. If you have caused the carburetor float level or other settings to be significantly changed, the engine will flood and it will not start.
What do you do if the Chevy car engine power reduced?
First check the engine itself to ensure good sealing (compression). if that's ok, then check spark/fuel. Ensure all firing, see if any fouled, set mixture for highest vac. Check timing initial & total when all in. Start there.
What are the symptoms of a fouled spark plug?
The symptoms of a fouled spark plug are normally self evident in that the engine will loose power, run rough and use more fuel. Prolonged use of an engine with a spark plug in that condition will most certainly damage the catalyst convertor. Should renew the plugs and have an emissions test done to enure you are still complying with current regulations.
Why does my car putter when running?
possible fouled spark plugs, bad fuel. check both and if both are good, get back to me.
