1999 Jeep Cherokee "cold idle" Questions

...idle when cold Won't go a fast idle when cold. After 15 seconds, it does go to fast idle (750 rpms). Test both the manifold air temp sensor and the coolant sensor. If either are out of range it can ...

...idle when cold starting without keeping your foot on the accelerator, until engine warms up, then idles, and works just fine I had bad oxygen sensors do this. Check it out with a scanner before ...

...cold idle speed. and out door temps. the lower out door temps, make idle speed , cold engine, even higher but when the engine reaches 180F or more and holds, the RPM is about 800 RPM (the FSM tells ...

Idle Races at startup 1989 4.0 L Jeep cherokee laredo, at cold startup the engine rpm's race. Have to shut it off 4,5,6 times to get it to idle at normal speed. Is this the idle control sensor or some

1999 jeep cherokee sport, auto 4.0l. will not idle after starting cold. idles fine once driven a short distance very good possibility the tps sensor is going bad or the idle air control valve

idle at times and a long crank when starting hot or cold does matter. what do you think? any ideas I have an 87 Comanche and it's the same way. If it ever gets too hot or too cold and won't start, try

cold when I try to start it, it will start, but will not idle. After I let it run a while with my foot is still on the gas pedal it will eventually take hold and idle, but sometimes this takes several

idle cold starts fine but sometime wont idle , as long as you hold a little pressure on pedal it runs fine , but when pressure on pedal is relesed it will die , will start right back up and seems when

2000 Jeep Cherokee no idle when cold has new IAC motor and CTS intermittently will not idle when cold. Mostly not then often check the throttle position sensor, sometimes it wont generate a code.

...idle when it's cold out I have a 98 Jeep GC 5.9L sometimes if it's around 30 or below the car will start but will stall unless I keep on the throttle keeping the RPM's up. Once it gets to temp it's ...