Why does my motorcycle only run with the choke on?

Why does my motorcycle only run with the choke on?

It means your motorcycle is not getting enough fuel, and this can be caused by dirty or clogged pilot jets, clogged fuel line, clogged fuel filter, dirty petcock, loss of vacuum in the carburetors, among other carburetor issues. Nine times out of ten the cause is clogged pilot jets.

Is it necessary to use choke in cold engine?

It’s a necessary job. But using the choke unnecessarily is just wastage of fuel. As it increases fuel in mixture to richen the ratio so fuel consumed more than the normal situation. Other than it using choke in cold engine is good. It also helps to lubricate the cylinder upper wall when it is dry when starting in the first time in the morning.

Why does Honda Shadow only run when choke is on?

Been troubleshooting an 84 Honda Shadow. Made some progress today and was able to get it to idle good. It originally had some bad gad in it, but since I put some fresh gas in it, it appears to start much easier. Now the issue is that it will only run when the choke is on.

How does the choke work in a carburetor?

In carburetor, choke lever riches the air-fuel mixture and helps for cold starting in morning or while starting for first in a day or after a long-unused period. But here the question is how the choke works? In carburetor the air-fuel mixture ratio is fixed but can be tuned.

It means your motorcycle is not getting enough fuel, and this can be caused by dirty or clogged pilot jets, clogged fuel line, clogged fuel filter, dirty petcock, loss of vacuum in the carburetors, among other carburetor issues. Nine times out of ten the cause is clogged pilot jets.

Is there a choke on a fuel injected bike?

The answer is no, fuel injected bikes do not have a mechanical choke. A fuel injected bike does not have a carburetor. The air and fuel mixtures are determined by the Engine Control Unit (ECU). If the engine wants a rich fuel mixture for starting, it can automatically increase the amount of fuel injected into the cylinders.

Why does my Virago motorcycle not run without a choke?

I’m trying to figure out what’s wrong with my Virago 250cc. It will only run if you have the choke on. If you let it off the choke the engine switches off. I originally thought that maybe the carbs were dirty. I ran some Seafoam through the fuel system, but it didn’t seem to help.

When to use a choke on a carburetor?

Utilizing a choke allows you to enrich the air fuel mixture by reducing air flow. This will increase the vaporized fuel in the engine when the engine is trying to start. After the engine warms up, the choke can be pushed close. This will allow the air fuel mixture to be governed by the carburetor.