1986 Nissan Pickup 4WD 1986 "idle mixture screw truck" Questions

mixture screw is set first untill engine idles evenly. then the idling screw is set untill the idling is as slow, being even, as possible. 800 to 850 RPM should do the trick. Then go back to air screw

will not idle at low speed. run fault codes if you can -- if you have a carby then adjust the idle mixture screw and accelerator screw . Check that the idle stop solenoid is operational; and connected

...idle mixture screw is currently fully turned in. Idles with black smoke, which says to me, too rich a mixture. Ignition timing etc. has not been altered at all. Where do I start from here? Are you ...

...mixture corrected by adjusting the screws on the carb. Try also adjusting the idling. For EFI engines see if you can check the Idle Control Solenoid Valve, have it cleaned. You can also check the ...

idle mixture screw and it improved a lot but still seems to be surging mildly as well as it now has a faster idle speed compared to what it used to be. it used to idle at a nice low, steady rpm. thank

...mixture, #2 and #3 are cold and warm idle screws. #4 is a A/c idle adjustment. D, You didn't say what part of CO you moved to and what that altitude may be, but if you are over 6500 feet, your carbed ...

mixture to seat then 1-1/2 out I was told as standard.I'm going to change plug wires tonite and check plugs again,Please help Thanks. RR I think you must have the carburettor plunger not going well as

...mixture jets located in front bottom of the carb.., hook up vacuum and set to your hightest reading and then set your idle screw to prefered idle which is around 8 RPM If this is a injected system ...

...running or on a stop or a corner when I depress the clutch to get it to stop it will just idle to die I just don't know what else to adjust and how,help please! try doing the mixture screw as ...