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A faulty camshaft can cause your 1991 Nissan Maxima to idle erratically. A diagnostic test could verify the cause of the improper idling speed.
The idle speed is set at the factory and is NOT adjustable.
Its probably has a vaccume hose leak.
The fast idle-speed on a 1994 Nissan D21 pickup is adjusted by turning the screw on the side of the throttle body. It increases the speed of the engine when the vehicle is idle before completely warming up.
belt is loose.
750
Your idle reglator needs to be adjusted so it idles at a higher rpm
The proper idle speed for a 2000 Nissan Frontier V6 is between 700 rpmÊand 800 rpmÊin park or neutral. In gear, the idle speed should be between 650 rpm and 700 rpm.
The fast idle-speed on a 1994 Nissan D21 pickup is adjusted by turning the screw on the side of the throttle body. It increases the speed of the engine when the vehicle is idle before completely warming up.
The idle speed is not adjustable on this car. It has fuel injection, so the computer is responsible for controling the idle speed. You can adjust it on carburated engines, but not on injected ones. (At least that's the idea. There is a throtle position bolt somewhere around the air intake throttle, but it is highly unrecommended to touch it.) So, look for other causes of bad idling. M. Scosyrev. Not so fast ! you can change the air adjustment and it will speed up or slow down the rpm. I saw the Nissan Man do it with a screw driver.YES!!! The shop manual has a specific procedure to adjust the idle speed.
check your alternator belt,and your pulleys ,
micra idle adjustmentThe idle screw is under the auto choke unit, Philips screw head.