Troubleshooting a Rough Idle
to check for troubleshooting a rough idle you can check the spark plugs and see if theres any carbon on them if so they need to be changed. and you may need to also change the fuel filter and that should make it run right.
Posted by peters12 on 9/5/2009
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Here is a troubleshooting checklist that will help you document problems with your vehicle. You can give this checklist to your counterperson, The important thing to remember with odd sounds is to be specific, narrow that ‘rattle’ down, and then detail when it happens — when the car’s hot, cold, at idle,
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Troubleshooting & Cleaning Dirty Fuel Injectors The injectors need to be cleaned, if an engine is experiencing any of the classic symptoms of dirty injectors, such as lean misfire, rough idle, hesitation and stumbling on light acceleration, a loss of power, and higher hydrocarbon (HC) and carbon monoxide (CO) emissions.
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An engine that�s running really rich also may experience a rough idle, surging and possibly even carbon-fouled spark plugs. Troubleshoot Fuel Injectors; Troubleshooting & Cleaning Fuel Injectors; Fuel Filters; Troubleshoot Idle Surge; Fuel System Diagnostics: Finding the Best Approach;
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This diagnostic takes you through the possible causes for a carbureted GM product to idle roughly or "hunt" for a stable idle RPM . The diagnosis can be used in general for your car - just skip the areas which don't apply. If that is the cause, blocking the "tank" port will stop the rough idle.
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I am troubleshooting a rough idle problem and I unplugged the MAF sensor to see if it would make a difference. It didn't and I did not get a check engine...
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Questions and Answers Is there a way to adjust this or replace something? And the brakes don't feel as tight as I thought it should. Maybe I need A. As for the idle speed, the first thing you should do is see if there are any codes stored in the computer. If there are it will give you a good place to start looking.
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Q. I have a 1994 Chevy S10 Extended cab 2WD, with a TBI 4.3, with A/C and P/S. This truck had 40,000 miles on it when I purchased it in 1998. From the day I got it it had a slightly rough idle, and a small surge at about 1,500 to 1,900 RPM. It has gotten worse over the years, I currently have 117,000 miles on it now,
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I've noticed recently that the cold start idle of my Prius has been a bit rough. Almost to the point where the misses are felt as small...
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Oct 11, 2009 Looking to buy a 1999 Ford Escort .77k mi. good shape.runs well but Idles excessively rough while at a stop in gear or in park.
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Question: 2002 Toyota Camry mileage: 70,000. The car has a rough idle when in "drive" (auto trans, A/C off). In Neutral, it is barely noticeable. While driving, it is fine. Only when I come to a stop does it shake.
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