What are the symptoms of a bad crank sensor. I have an 89 cherokke with a 4.o that i have a bad issue with. It bogs out and spits/sputters and pops in the exhaust when giving it gas. I thought it was a bad stator in the dist. but wrong , no change. Symptoms of a bad accelerator pedal position sensor. In this video you will learn the function of a APP sensors, why it fails and signs of it failing such as TEST 1: Testing The TPS Voltage Signal. TEST 2: Verifying TPS Has Power. TEST 3: Verifying TPS Has Ground. More Jeep 4.0L Test Tutorials. To see the TP sensor's wiring diagram go to: 1993-1995 TP Sensor Wiring Diagram (Jeep Grand Cherokee 4.0L). For the TPS on 1996 and newer Grand Cherokee, go to: How To Test TPS Codes: P0121, P0122, P0123 Poor fuel economy. Problems during gear shifting. Electrical system malfunctioning. Poor idling. Limp mode. In this article, I’ll explore 13 symptoms of a bad throttle position sensor on a Jeep and discuss replacement options and costs. So buckle up, and let’s dive into the world of Jeep throttle position sensors. Mostly troublefree with a good amount of towing until this summer. While towing 6500lb. boat trailer the red “electronic throttle control” light started flashing, and it went into limp mode. Also got Code P0299 (underboost) Jeep dealer replaced turbo and fixed boost leaks with new intake pipe assy. Also replaced one injector. Here are some of the most common symptoms of a bad sensor. #1. Rough Idling. As your car idles, there should be relatively little movement in the position of the throttle. It should be slightly open, allowing in just enough air to keep the car running at an idle. Many thanks to riverview6067 for his post with the solution to the wacky idle problem corrected with new throttle position sensor. I picked up the post on 5/17/10, checked with my local nearest parts house, went over and picked up the new TPS for $34 and had it on 30 minutes later with the most complete explanation provided by riverview6067. For the most thorough and precise sensor calibration, use an OBD-II scanner tool. Connect the scanner to your vehicle’s computer data port, usually located under the dash. Follow the prompts to reset, calibrate, or program the new throttle position sensor. This ensures the sensor communicates properly. If you find this video useful, VENMO BEER MONEY to @StevieCarssuck .This is a 1994 Jeep Wrangler YJ, but the process and part numbers are the same forJeep AJHI.

jeep grand cherokee throttle position sensor symptoms