If your car is starting an about 3 sec shuts off does it have anything to do with the fuel regulator

150

Asked by Sho Nov 20, 2014 at 10:14 PM about the 1992 Cadillac DeVille Sedan FWD

Question type: Maintenance & Repair

18 Answers

143,785

I would not think so,check the fuel relay,and filter,then take a look at the fuel pump,you can do this by checking the fuel pressure at the fuel rail.

2 people found this helpful.
Best Answer Mark helpful
55,920

I believe the ignition key has a chip or resistor in it. The ignition can stop reading the key and shut the car down after a few seconds. It's part of the anti- theft system.

5 people found this helpful.
150

Yes it has a chip in it but when I turn key it doesn't show security light I put on new fuel filter, fuel pump,

1 people found this helpful.
143,785

Tuff,doe,s the engine light stay on?

3 people found this helpful.
150

When i turn key the check engine light comes on an goes off I check error code but don't have any

2 people found this helpful.
143,785

One thing come,s to mind,check the pick up module in the distributor,it will crank,then shut car down,if bad

1 people found this helpful.
55,920

There can be many different things that can cause this problem. It could also be the throttle position sensor or throttle plate (butterfly) if it's dirty clean it with carb cleaner.

1 people found this helpful.
143,785

I dont, think your loosing fuel,your loosing fire.

1 people found this helpful.
150

I installed the whole distributor, new set plugs checked for sparks getting that fuel pressure between 45 an 50 psi maybe its the tps sensor ...what do you guys think

3 people found this helpful.
143,785

Tell you the truth ,tuff,all you have replaced,and you have the same issue,im think it may be the ECM,a tps,would not make it,not run,it just would not idle right.I may be wrong,but with all you have done so far,you have spark you have fuel,the ecm go,s stupid within the first few second,s ,then shut,s down,,

3 people found this helpful.
150

Is there another way to find out if the ecm is bad

1 people found this helpful.
55,920

Good luck. Let us know how it goes n what you find wrong with it.

2 people found this helpful.
143,785

This is hard to determine without removing it and haveing checked by a dealer or good mechanic that has the proper diagnostic tool,s to check it,but in this year model they were notorious for going bad,and want show a code for nothing ,,making it hard to diagnose it,it has to be ran threw a program that check,s the ecm,

3 people found this helpful.
150

Thanks tst I have a new tps sensor and ecm on the way in a couple days I'll let y'all know what going on

2 people found this helpful.

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