Here are some of the most common causes of P0507 in the Jeep Grand Cherokee, as well as waist to troubleshoot them. The Idle Air Control Valve is often not the cause of the code. While the code specifically mentions the “Idle Air Control System”, it would be a mistake to just go ahead and replace it without a little due diligence. There are a lot of potential causes to P0507. Jeep Grand Cherokee P0507 Causes and Diagnosis Vehicle Takes off Faster– With the engine idling higher, people report feeling the vehicle take off when releasing the brake pedal.It is common to feel the whole vehicle jerk when put into gear with P0507. Thud Going Into Drive– Transmissions really don’t like to shift from park to drive at an RPM higher than idle.Faster Idle Speed– Assuming that the code has been thrown due to a legitimate issue, you should notice the engine running faster when not pushing the gas.Service Engine Soon Light– The reason why you are here.Here are the typical symptoms for the Grand Cherokee: Unlike many OBDII trouble codes, P0507 will typically be noticeable to you when driving. It is a generic code, which means that it has the same for the Jeep Grand Cherokee as any other vehicle. It is typically triggered when the engine idle speed is 200 rpm or more over the predetermined limit set by the manufacturer. Reprogram the PCM following procedures in the service manual.After PCM reprogramming, clear any DTCs that may have been set in other modules.Type the necessary information on the authorized modifications label and attach it near the VECI label.P0507 is a fairly typical OBDII trouble code. Do not allow voltage to climb higher than 13.5 volts during the flash process. Install a battery charger to ensure that battery voltage does not drop below 13.2 volts. If DTCs other than P2173 are detected, record and repair as needed before proceeding further. Using a scan tool (wiTECH) with the appropriate diagnostic procedures available in Tech CONNECT, verify that all engine systems are functioning properly. Reprogramming the PCM with wiTECH software 13.01 or higher is required to address this issue. RPM fluctuating or jerking between 60 mph and 70 mph while operating in cruise control (20 4-speed and 6-speed).5th to 6th upshift clunk or bump (2012 6-speed only).4th to 5th upshift clunk or bump (2012 6-speed only).1st to 2nd upshift clunk or bump (2012 6-speed only).4th to 3rd downshift clunk or bump (2012 6-speed only).3rd to 2nd downshift clunk or bump (2012 6-speed only).The customer may also experience any of the following shift concerns: The condition occurs after descending a long grade. DTC P2173 may be stored (high airflow/vacuum leak detected/slow accumulation). This TSB applies to 2011-2012 Chrysler 200/Avenger vehicles equipped with a 2.4L engine with California emissions, 50-state emissions or federal emissions and automatic transmission, built before July 21, 2012.
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