What makes a 2000 Honda Accord idle up and down?

What makes a 2000 Honda Accord idle up and down?

Re: Idle revs up and down The most likely issue is a vacuum leak, use carb cleaner, spray around the manifold to engine gasket, injectors, plenum gasket, throttle body gasket, MAP and IACV gasket (don’t spray the TPS). …

Why does my Honda Accord idle all the time?

The problem might have been caused by various sensors and valves in your engine, which you will want to inspect. The idle air control valve (IACV) controls the amount of air going through the throttle plate, which controls the engine’s idle.

Why is my Honda Accord stalling when I let off the gas?

If you have a Honda ( or any other car) that has a very low idle or is stalling out when you let off the gas, it probably has a gummed up idle air control valve. It is really easy to fix this problem by removing the idle air control valve and straying carburetor cleaner into the valve.

What to do if your Honda Accord is leaking?

One way to look for vacuum leaks is to spray water (with a mist spray bottle) onto the various hoses of the vacuum system. If the engine misfires or blows the mist when you spray a certain area, you may have found the vacuum leak. In case you find a hose cut and it is leaking, is it inexpensive to replace.

What does fast idle thermo valve do on Honda Accord?

The fast idle thermo valve (FITV) controls the idle at cold starts. It keeps the idle high and gradually decreases the idle as the car warms up. These three parts should be taken out and cleaned. If they are beyond cleaning and repair, they should be replaced.

The problem might have been caused by various sensors and valves in your engine, which you will want to inspect. The idle air control valve (IACV) controls the amount of air going through the throttle plate, which controls the engine’s idle.

If you have a Honda ( or any other car) that has a very low idle or is stalling out when you let off the gas, it probably has a gummed up idle air control valve. It is really easy to fix this problem by removing the idle air control valve and straying carburetor cleaner into the valve.

One way to look for vacuum leaks is to spray water (with a mist spray bottle) onto the various hoses of the vacuum system. If the engine misfires or blows the mist when you spray a certain area, you may have found the vacuum leak. In case you find a hose cut and it is leaking, is it inexpensive to replace.

The fast idle thermo valve (FITV) controls the idle at cold starts. It keeps the idle high and gradually decreases the idle as the car warms up. These three parts should be taken out and cleaned. If they are beyond cleaning and repair, they should be replaced.