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Why does my Jeep Wrangler keep stalling?
A very common cause of sudden fails on Jeeps and many other modern vehicles are the CPS (Crank Position Sensor). If the crank position sensor is bad, it can cause misfiring, poor engine performance and stalling since the engine is robbed of spark, which it needs to function properly.
Why does my Jeep dies when I come to a stop?
A Jeep can stall when you come to a stop for a variety of reasons. These include vacuum leak in the brake booster, a short in the powertrain control module and a malfunctioning torque converter in the automatic transmission.
Why does my Jeep idle up and down?
IAC Valve: The idle air control valve is responsible for controlling the idle speed in your Jeep. Throttle Malfunctions: Often related to dirty intake valves or a crack in these valves, a throttle system that is not working properly can lead to high or low idles in a Jeep.
Why is my Jeep Cherokee sputtering?
Fuel injector nozzles can become clogged over time, which can lead to a sputtering engine, slow acceleration and the car not having enough power. If they are not working correctly or are dirty they don’t ignite the fuel cleanly and the car can misfire or sputter. The plugs will need to be replaced or cleaned.
What RPM should my Jeep idle at?
Most cars should idle around 650. The allowable RPM range for emissions testing at idle here is 450-1100, so you are basically at the absolute bottom of that range. Bump it up a bit, mine really likes to idle at about 600.
Why does my Jeep Cherokee stall while driving?
A significant number of drivers have reported that not only did their Jeep Cherokees lose engine power while driving, but in nearly all cases, stalling occurred without any warning and with no indicator lights on the instrument panel.
Why is my computer stalling after replacing the battery?
You may have a more complex problem than just a computer with amnesia. Severe cases of stalling after replacing the battery may require that your throttle body or your idle air control valve  be cleaned out. Over time, a large amount of carbon can build up inside these parts, pushing them beyond the limit that the computer can adapt to.
Why is my car stalling after replacing the engine?
As a driver, you don’t notice these small changes, but they keep your vehicle idling smoothly as the miles pile up. By going back to the default settings, your engine can no longer idle properly. You have a problem. Fortunately, your engine’s computer is fully capable of relearning the correct settings.
What to do if your Jeep Wrangler is stalling?
You ignore a bad OPDA at your own peril, since failure to replace this relatively inexpensive component will result in lack of sufficient lubrication and eventually catastrophic engine failure. The repair is a DIY repair for any hands-on type of person without the need for any special tools.