1998 Jeep Grand Cherokee "electric throttle control problems" Questions

...throttle body where the idle control fits. This must be very clean! Installation is in the reverse order. Btw, to save some cash, pull the valve out and clean it, this usually fixes the problem for ...

...shot the electrical connections between the ECU and the IAC and have not found any problems. YOU HAVE INTAKE VACUUM LEAK AT THROTTLE BODY OR PCM HAS FAILED.NOT CONTROLLING IDLE SPEED CONTROL

...THROTTLE BODY SHAFT AREA REMOVE CARBON BUILD UP TO PREVENT SHAFT FROM BINDIND.BECAREFUL NOT TO GET CARBURETOR CLEANER IN THE IDLE AIR CONTROL VALVE AND OTHER ELECTRICAL PARTS.REPLACE ALL VACUUM HOSES ...

...throttle body where the idle control fits. This must be very clean! Installation is in the reverse order. Btw, to save some cash, pull the valve out and clean it, this usually fixes the problem for ...

...Control Valve (ICV) Is Fine (Just Replaced... Thought That Was The Problem) Also Has Problem With Starting on cold,wet, or humid days (i'm Thinking Electrical,Because every time i put it in ...

throttle position sensors cause a surge like you describe , but not with injector circuit code's . The PCM - engine computer controls the injectors by supplying a PWM - pulse width modulation ground .

throttle linkage adjustment,check the trans shift adjustment also have the TCM tested, the TCM (transmission control module) used with the AW-4 has a self diagnostic program compatible with the DRB II

...control connection to the throttle linkage.If that still doesn't do it, you may need use scan tools and diagnostic procedures that are out of the scope of home mechanics.Wish ya luck! it must be ...

...throttle body exterior you will find the idle air control valve. This is an electrically operated device that permits measured amount of air past the throttle plate when the engine is at idle to ...

...throttle cable. It is control by onboard computers in the vehicle. There is a delay sometimes because the ETC performs whats called a sweep test. turn the key to the on position for 2 seconds for it ...