Cadillac electrical? electric fuel pump stock cars

28 Апр 2014 | Author: | Комментарии к записи Cadillac electrical? electric fuel pump stock cars отключены
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Cadillac / electrical?

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Carlos Martinez —

Question

ive got a 1985 coupe de runs real good, but out now and then, then it wont for about 2 days. i dont if its one of the safety features, shutting off the to the carb or what, when happens, it is the fuel being off to the carb. tried to do the inst diag, but couldnt make or tails of it,ive changed the filter, taken of the egr it seems ok but it keep constant hold suction, it releases the diaphram, though you keep the vaccum on it, is a common problem or am i overlooking i do get an E12 on the diag. any suggestions or comments-ideas. alot for your time.

jay

Answer

I don’t know but I have heard of problems this on other cars.

off, it is doubtful the EGR could cause that kind of a The face that the valve hold vacuum just the valve is bad and if you want the system to properly you’ll need a new

You say carburetor, I assume you’re not mixing words because people call the throttle the carburetor, and they are obviously but have very different similar purposes.

If it is indeed I would doubt there is any of fuel cutoff, that is if it has a fuel pump. It is possible but not that it uses an electric pump, very similar to how cars run. If this is the it may be possible for the ECM to disable the pump. But if it is a pump the only way I could it coule cut off is having a solenoid and a so the pressure the pump is generating be releived without blowing the

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But this kind of setup is and it’s too complicated, I just it up.


The only way to know FOR SURE that code means is to on the internet for Cadillac ECM codes, and someone outer there has a with the proper year car and you need. You can also take a in a Chilton or Haynes repair available at most auto The have listings of all the codes for specific car.

Since you the EGR valve won’t hold it may just be the code is the EGR code, in case the fuel problem be more difficult to diagnose. you will have to take a at all the fuel lines and all the electronics It PROBABLY is more of an ignition than a fuel problem.

If it’s carbureted there is not the computer can do to cause such a unless you have some of ignition problem.

Sorry I offer an exact solution, never experienced such with any cars.

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