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Intake Manifold

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Symptoms of a Bad or Failing Cold Air Intake
Common signs include a reduction in power, acceleration, and fuel efficiency, excessively high idle, and the Check Engine Light turning on.
How Long Does a Cold Air Intake Last?
The cold air intake’s purpose is to help bring cool air into the vehicle’s engine. It does not come standard on modern vehicles. Instead, it is an aftermarket part that can...
Symptoms of a Bad or Failing Intake Manifold Runner Control
Common signs include difficulty starting the engine, the Check Engine Light coming on, engine misfires, and a decrease in power and acceleration.
How Long Does an Intake Manifold Runner Control Last?
Having the right air and fuel mixture in a car’s engine is the only way for it to run at peak performance. Older vehicles really had no way to control...
How a Modern Engine Works
You turn your key in the ignition, and the engine fires up. You press the gas and the car moves forward. You take the key out and the engine turns off. That’s how your...
Symptoms of a Bad or Failing Oil Pump Cover Gasket
Common signs include oil leaking near the timing cover or intake manifold and lower than normal oil pressure.
P2078 OBD-II Trouble Code: Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit High
P2078 code definition Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit High What the P2078 code means This code will set if the Engine Control Module (ECM), or Powertrain Control...
How to Replace an Intake Manifold Gasket
The intake manifold gaskets fail when coolant is leaking, the engine overheats, or the engine misfires or has reduced performance.
How to Replace an Intake Manifold Runner Control
The intake manifold runner control fails when there is reduced engine performance, the check engine light comes on, or the engine misfires.
How Long Does a PCV Filter Last?
The Positive Crankcase Ventilation, also known as a PCV valve, helps relieve some of the excess pressure produced in your vehicle's crankcase. Using a filtered air flow, the PCV system draws fumes and vapors...
How to Buy a Good Quality Intake Manifold Gasket
One of the key parts of the engine is the intake manifold, whose main role is to ensure that the right air-fuel mix arrives on time at each of the engine’s...

Related questions

Check engine light flashing, sucking fuel, procrastinating when accelerating...
This is a very odd set of symptoms. I would suggest ruling out any fuel-related issues as the poor fuel economy and lack of power could be related to faulty sensors like the throttle body sensor, mass air flow sensor,...
Van stalling - 1993 Chevrolet G30
Have your fuel pressure checked with the engine running, as well as checking for a dirty throttle body. Running out of gas may have stirred up sediment in the tank which has somehow found its way to the fuel injectors....
Car misfires after distributor, rotors, plugs, plug wires replacements. 1999 GMC Savana 3500
Although the person who serviced your vehicle the first time did not repair the issue, I think he might be correct about the fact that it could be an intake manifold gasket or a fuel pump issue. You may...
Hello, thanks for writing in about your Ford Crown Victoria. The two intake manifolds on these cars are the same, as long as they are single overhead cam motors. If you run into any issues or need some assistance, consider...
Cooling system issue - 1999 Chevrolet C3500
The lower intake manifold gasket you replaced seals both coolant, and oil passages. It is possible that coolant (under higher pressure) is leaking into an oil passage. It is also possible you have a bad head gasket - leaking coolant...
Failed emissions, says that bank system 1 is too lean. The car had sat for almost a year.
Hello there, thank you for asking about your 1999 Nissan Altima. You need to fix any vacuum leak where un-metered air is getting in to the intake manifold. The additional air getting into the engine will cause the lean codes....
Possible vacuum leak on my 2005 PT Cruiser. How bad is it?
You may have a vacuum leak in the intake air tubing between the turbo and the throttle body or mass air sensor. I would recommend having the engine checked and diagnosed by a certified mechanic from YourMechanic.
My Kia Forte is making a grinding knocking noise when I put it in drive and accelerate and at about 5 mph and up it goes away unti
Hello. Exhaust systems can make a variety of sounds that we would not intuitively expect. When I was first learning about exhaust systems I was surprised to find out how dynamic they can be. I am assuming you are speaking...
Difficulty starting, hesitates when gas is applied - 1973 Pontiac Ventura
Hello there, thanks for your question. You may have a few different things going on with your 1973 Pontiac Ventura. When you upgraded from the 2bbl to a 4bbl, you increased the amount of fuel the engine is getting. Given...
Please help car has a skip and slows up when trying to gain speed
If I understand your question correctly, when you say it has a skip, I assume you are saying it has a misfire. With new ignition coils installed we can reasonably assume this is not the problem. The other issue may...
hi do i need to remove the upper intake manifold to change the coil pack on a 2007 montana sv6. one bolt seems to be under the man
The process to remove the coil does not call for the upper intake to be removed. It calls for the upper trim cover only to be removed. You may have to use a small swivel socket with a short extension...
Intake manifold gasket preventive maintance
Hello. If the vehicle runs well and does not have any leaks then it may not be necessary, however, at 180k miles it would not be a bad idea to replace the intake manifold gaskets, especially if you plan on...
In a 3y engine is it possible to loose coolant through the intake manifold
Hello. If the intake manifold is loose, this can cause a wide variety of problems including a coolant leak into the intake. This can also cause severe overheating problems and possibly fatal engine problems. I recommend having a qualified professional...
Intake mainfold issue
Hi there, thanks for writing in. Code P2004 does in fact relate to intake manifold issues, however it should not require replacing the entire manifold. Some of the causes for this code to register include the manifold binding or sticking,...
Reconstruction permit for K&N air intake kit
No it doesn't. There aren't any requirements as far as changing anything on your title when it comes to upgrading your car with a K&N air filter.
Intake maifold runner control is stuck open
Hello, thanks for writing in about your 2001 Mazda Miata. Due to this trouble code, the intake manifold runner control will need to be replaced. If this is not done you can cause serious damage to your car. If you...
How can i personally check to see whats wrong with my intake manifold?
Hello. The Check Engine Light can involve many systems and is an indicator of a fault. To determine the replacement of an intake manifold, you can do a visual inspection for any cracks or damage to manifold. It should have...
Adding air intake
One of the best brands for performance intakes would be K+N. These intakes, however, make very minimal difference to a four cylinder vehicle. These engines have been designed to produce as much power as possible due to the fact that...
Code p0010 camshaft actuator comes up, and mis fires. Just replaced intake manifold and these weren't issues before that.
Hi there. There are a few possibilities here. It is possible that you had a valve timing issue prior to working on the manifold. These engines have a ton of issues with the balance shaft and the valve timing as...
Leak from Manifold
You are correct. The most likely cause of an intake manifold leak, is gasket failure. These gaskets fail for a number of reasons and can be swapped out in a day. The majority of the process is removing the manifold...

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