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Yes, an exhaust manifold leak can cause a misfire. When exhaust gases escape from the manifold, it can lead to a lean air-fuel mixture in the affected cylinder, disrupting proper combustion. This imbalance can result in misfiring, reduced engine performance, and increased emissions. Additionally, the leak may cause erratic engine behavior and potential damage if not addressed.

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AnswerBot

1w ago

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Related Questions

Can exhaust manifold leak cause you to burn oil?

can exhaust manifold leak cause you to burn oil


What can cause squeaking noise from exhaust manifold after car has been running while?

squeeking from exhaust manifold is caused by a leak allowing exhaust gas to leak. it will only get worse as time goes on unless it is fixed


How do you repair exhaust manifold leak on a suburban?

Where is the leak coming from. Most likely you will need to replace the exhaust manifold gasket which will require removing the exhaust manifold.


What is a manifold leak?

A manifold leak is usually in reference to a failure of the intake manifold gasket. It can leak air, oil or coolant. It can leak to the outside of the engine or internally into the engine. A manifold leak may also refer to the Exhaust manifold that is leaking exhaust fumes from a bad gasket or a crack in the manifold.


What happens with an exhaust manifold leak?

The leak can be from a cracked manifold, or from a bad gasket where it attaches directly to the engine. This leak is before the O2 sensor, so gives a false reading and may remain undetected. This is a serious issue! Exhaust leak from the manifold will allow the harmful CO2 emissions to enter the cabin. Exhaust leak will also cause decreased performance of your engine, and decreased fuel economy.


What would cause water to leak out at exhaust manifold and tailpipe at same time?

A broken piston ring is the most common cause of water in the exhaust manifold. A bad valve in the cylinder head can also cause the problem.


What are the symptoms of manifold exhaust gasket leaks on a Chevy truck?

Intake manifold leaks will cause the engine to idle rough and get poor fuel economy. An exhaust manifold will have no symptoms other than the sound of the leak.


Will an oil leak on or around the manifold cause a 1989 Cadillac ElDorado 4.5 to run rough and loud when accelerating?

no...sounds like an exhaust leak could also be a crack in the manifold


Why does the truck putt when going?

exhaust leak misfire cylinder imbalance


Can the intake manifold leak cause the spark plugs to misfire on my 2001 Ford Crown Victoria?

Yes, a leak in the intake manifold can cause spark plugs to misfire in your 2001 Ford Crown Victoria. When the intake manifold leaks, it can allow unmetered air to enter the engine, leading to a lean fuel mixture. This imbalance can disrupt the combustion process, resulting in misfires. Additionally, a vacuum leak can cause rough idling and poor engine performance, further contributing to spark plug issues.


Is it normal for black soot to be around exhaust manifold for a 2004 trailblazer LS?

No. This means that the manifold has an exhaust leak.


Chevy impala is making a muffling sound when driving?

Exhaust leak at Exhaust manifold to head gasket or oring at exhaust manifold pipe.