1988 Isuzu Pickup 2WD "idle speed" Questions

IDLE SPEED TO LOW.MANUAL TRANSMISSION IDLE SPEED IS 750 RPM AND AUTOMATIC TRANSMISSION IDLE SPEED IS 850 RPM.IF IDLE SPEED IS CORRECT YOUR PROBLEM COULD BE STOPPED UP FUEL FILTER OR FAULTY SPARK PLUGS

speed. Idle speed has been adjusted so it will idle and not cut out, but truck shakes and sputters while idling. Last week truck started running wide open when idling like trash or clog in carburetor,

...idle speed? http://technoanswers.blogspot.in/2012/02/idle-flair-is-noticed-on-car-rough-idle.html----------High rpm in neutral? Inconsistant high RPM in neutral? ...

...idle speed Here is the most common cause of surges and stalls low idle speed, it is the idle speed control air-bypass valve and throttle valve, they get full of gunk over the miles and cause idle ...

...idle speed control valve and throttle valve. Buy a can of throttle valve cleaner (do not use carburetor spray cleaner!) from NAPA or Carquest (made by CRC chemicals) and spray it into the air intake ...

...(erratic idle?) Or a idle speed control or throttle positioning sensor? Get that one checked out. It could be as simple as a vacuum leak. That's a hard one to call without checking it out. Good ...

...idle speed stays high when you let off on the gas. The throttle does not return the way it is supposed to. A rubber band (at least it's not duct tape!) currently provides return tension. Recently, ...

...idle speed wont come down under 1700rpm.i have fitted a new speed controller but same problem exists You are probably having an issue with your IACV idle air control valve located on your throttle ...

...idle speed control valve and throttle valve. Buy a can of throttle valve cleaner from NAPA or Carquest (made by CRC chemicals) and spray it into the air intake while the engine is running, use up ...

will not stay idling runs great at highway speed just at low speeds. replaced fuel filter and rotor; spark plugs and wires. help turn idle screw up