Can you drive with a bad idle control valve?

Can you drive with a bad idle control valve?

Can You Continue Driving with a Bad Idle Air Control Valve? Technically, you may be able to drive with a bad IAC—but you should not continue doing so. A bad IAC can potentially lead to stalling, which can compromise vehicle safety.

What causes an IAC valve to go bad?

There are a few things that can cause your ICA to go bad It may be because your fuel injectors are dirty, you may have clogged air filters or faulty spark plugs. Vehicles that have a good IAC valve will always have a smooth idling speed. The engine should start gently and run smoothly.

Can idle air control valve cause no start?

4. the car won’t start: in extreme cases, the iac valve may cause too much or too little air from entering the engine when you turn the ignition, resulting in engine that cranks but doesn’t start.

Can a idle control valve be cleaned?

Cleaning an idle air-control valve can keep you from buying a new part, but only certain idle air-control valves can be cleaned. The idle air-control valve must have a spring-operated valve for cleaning to make it work.

Where is the idle control valve on a car?

This is a small valve with 2 water pipes attached to it that depending on ambient temperature will allow a small but variable amount of air through from the small breather attached to the cam cover. The Idle Control Valve is actually situated directly underneath this item and attaches to where the red circle is shown.

Where is the idle control valve in the SFI?

There is a pipe on the underside of the right hand side of the SFi box that leads to the Idle Control Valve. Take this pipe off too by undoing the jubilee clip. Old type original GM jubilee clips are 1/4″ whereas the new ones if they have been replaced are 7mm.

What to use to clean idle control valve?

With the ICV spray cleaner into the two holes on the side and in the top, cover the holes and shake well. You can also use a piece of cloth to rub the dirt off the sides of the holes or even the edge of a flatblade screwdriver if you are careful.

Where is the ICV located in a Vauxhall?

Where you see a jubilee clip on a black pipe right in the middle, this is where the ICV attaches on to the manifold. Now as you look at the engine bay you can see that access is pretty limited. This is where the ecotec boys have the advantage. The red circle shows where you need to attack it from.