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What causes rough running and rich exhaust when the car actually starts ocasional backfire through intake.?
Wiki User
∙ 9y ago
Several things could cause this problem. It could be the timing is set incorrectly, the catalytic converter is plugged, the spark plugs are misfiring, or a burned valve.
Wiki User
∙ 9y ago
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Why does your car backfire while driving it?
Backfire is an explosion produced by a running internal combustion engine that occurs in the intake or exhaust system rather than inside the combustion chamber,
What would cause a 1973 Chevy Nova to all of the sudden start to backfire through the exhaust when you let off the gas?
its running too rich down tune youre carb
Do cars backfire when running out of gas?
No. They sputter for a few seconds then quit running.
What causes a Honda 400ex to backfire when choke is off?
running lean can cause your 400ex to backfire ..if it backfires on deceleration its lean ...if it pops on acceleration its running rich.====carb issues
My Yamaha at times it backfire from the carburetor and exhaust turning yellow?
This might be from unproper jetting of the carb. It is most likely running to lean,this is why the pipe has turned yellow.When and engine runs lean it tends to run hotter
What causes backfire 1990 Chevy 2500 pickup 4x4?
sticky valves. marvel mystery oil in the intake thru a vacuum line while engine is running. it will smoke out the exhaust for a minute and the neighbors will be mad but oh well
What is making your 1997 plymouth breeze backfire?
Too much fuel in exhaust, smog pump not working, running to rich or insufficient burn in (1) or more cylinders for some reason-timing, a bad plug or wire, etc. etc.
What causes backfire in a 1992 Honda civic?
Your car is running too rich.
What causes backfire through the exhaust while in neutral in a 1994 Honda Civic DX?
first and best thing to find out is if your running rich or not your fuel to air ratio might not be just right. check your oxygen sensor and do a full tune up.
Why does your Harley backfire?
If it's running lean or if you're using low octane gas.
Your 1974 small block Chevy starts to backfire 3000rpm and above?
It's lean.ANOTHER ANSWER:Or possibly it's valve float.Try to find an exhaust gas analyzer to see if you're running too lean, if that's not it you may have some valve springs that have become weak.
What would cause a 2000 Chevrolet C7500 running on propane to backfire and die?
There are several things that can cause your 2000 Chevrolet to backfire and die. The most common cause is a plugged catalytic converter.
