1988 Nissan 300ZX "idling high" Questions

high idel engine warmed up idleing at 2500 rpm auto trans ac off in park allready adjusted the idle air validation screw completly closed still ran at 2000 rpm checked for vacume leaks sprayed intake ...

1993 Nissan 300ZX idles high 1800rpm cold or hot. 1993 Nissan 300ZX idles high 1800rpm cold or hot. Code reads idle control valve. Can this create that problem? Have not checked O2 sensors, has 2 new ...

fix the idle its to high High idle in most cases is caused by a vacuum leak. Inspect the vacuum hoses and check the intake manifold gaskets as well as the throttle body boot for cracks or tares or ...

High idle My 300zx idles high right after starting at aorund 2500 rpm then drops to about 1500 rpm after a minute or so. Is ther any way to adjust the idle? Or is ther something else going on? Thanks!

wont smog got a 91 nissan 300zx and it idles high and i cant get the damn thing smogged...several people have said its either the coil packs, spark plugs or a vacuum leak...so does anyone know the ...

I have a high idle on my Nissan 300ZX what could cause this? I have a Nissan 300zx twin turbo 1990.... The engine and car are in very good condition ... well serviced... The idle speed will not go ...

what might be the problem with Nadia with a D4 engine,cant idle? the cylinder head was replaced and the car now cant idle,after the diognosis,the shown that there was pressure fail,but after changing ...

High idle; 1500-2000 rpm; suspect idle control module? Heard that they can be removed and cleaned but is it a practicle solution or should replace. Also heard that leaking fuel injector seals can ...

Surge in idle when brakes applied or after driving.. I have a 92 300zx NA, when driving the ca and come to a stop, the idle will surge between 500-1500 rpms, this will then stop after a little less ...

...high and wouldnt idle down if with the idle adjustment screw and he fast idling screw so is there anything else it could be oh and vacumm pressure is perfect. Hi,did you bleed the cooling system? Not ...