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check for a loose or broken vacume line on the engine probably on the intake
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∙ 15y ago
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What Would Cause a 1991 jimmy to idle rough and stall when you first start it all ready did the fuel idle sensor?
Try cleaning the EGR valve.
What should the oil pressure in a 97 sunfire 2.2 ohv engine be at idle?
at 3000rpm it should be 56psi
What would cause your 1991 Chevy Camaro v6 to idle erratic between 2000 and 2500 RPM?
Driver error.
On a 1991 Nissan maxima Idle is good at starting car then the idle goes up high for a while then is up and down?
A faulty camshaft can cause your 1991 Nissan Maxima to idle erratically. A diagnostic test could verify the cause of the improper idling speed.
Why would a 1991 Acura Integra idle at 2000RPM what can cause this to keep happening and the car also lacks power after 3000RPM the engine keeps revving yet moves very little?
check your IACV but that is probably not gonna fix it. you won't believe it because it sometimes doesn't set a code but, the temp sensor is shorted internally. change it, reset computer and away she'll go. found that to be #1 cause on most acuras.
What could cause a 1991 Toyota Corolla engine to stop running after startup at idle repeatedly?
There are a number of reasons why a 1991 Toyota Corolla engine would stop running after startup. It could the idle control, an EGR leak, or low fuel pressure.Ê
What would cause a 1991 Honda Accord Se not idle right sometimes but will drive perfect without hesitation?
Was there any recent work done to the car? When did the idle problem start? Does the idle get worst when you turn on the AC? Answer these questions and then I may help.
What is the correct idle on a 1991 Chevrolet Camaro with a 305 TPI V8?
The idle is preset and controlled by the Idle Air Control Motor. You may have a dirty throttle plate that could cause a problem.
Could Catalytic converters clogged on 1991 GM Sonoma truck cause it not to stay idled?
Probably not. They would have to be clogged solid not to let engine idle in which case the engine would not run at any speed. If they were semi-clogged the engine would idle but hold engine back from revving up.
Would an idle air control valve cause a car to idle high?
Yes if it is stuck open.
Would the fuel injector pressure regulator cause a low idle?
NO.
What would cause revs to rise when sitting idle?
A vaccum Leak
