What is the Jeep PCM?
The Powertrain Control Module (PCM) in your Jeep is designed to serve as the brain of your vehicle’s engine. The PCM is what is often referred to as your Jeep’s “computer.” It controls a variety of functions, including how your engine runs and the individual sensors that provide it with information.
What does the computer do on a Jeep Cherokee?
The PCM (power train control module) or computer controls the Cherokee’s ignition, fuel system, emission and other systems. When it detects a malfunction in any of the vehicle’s systems, it will alert you with a warning light on the instrument panel. It will also let you know when your Jeep needs regular servicing.
Where is the scan tool on a Jeep Grand Cherokee?
Connect the scan tool’s data cable to the data link connector (DLC) port. In most Jeeps, the DLC port is located next to the fuse panel under the driver’s side dash. Refer to the scan tool’s specific owner’s manual on how to run a self test on the PCM and clear the code.
How do you reset a Grand Cherokee computer?
Disconnect the scan tool from the DTC port when done. If you do not have a quality scan tool, refer to Step 3. Disconnect the negative battery cable and leave it disconnected overnight. Reconnect the negative battery cable in the morning and all but any hard codes will be cleared.
How to order a Jeep Grand Cherokee ECM engine?
Select your year Jeep Cherokee PCM ECM ECU Engine Computer and get back on the road ASAP. Don’t bargain shop for a part that you and your family depends on! Contact our customer service center for Sales or if you have any questions regarding your order! Call Toll Free: 1-866-699-5230 Mon-Fri 9AM to 6PM EST.
Where to get a new Jeep Grand Cherokee engine control computer?
You expect your vehicle to always perform at its best, so get a new Jeep Grand Cherokee engine control module to ensure that the information collected by your Jeep’s sensors is properly interpreted by your engine. Order from AutoZone online and enjoy home shipping or choose Same Day Store Pickup to get the job finished before the sun sets.
What to do if your Grand Cherokee computer forgets hard codes?
Disconnect the negative battery cable and leave it disconnected overnight. Reconnect the negative battery cable in the morning and all but any hard codes will be cleared. By disconnecting the battery, you are essentially giving the computer a form of amnesia, whereby the computer forgets any stored codes.
Connect the scan tool’s data cable to the data link connector (DLC) port. In most Jeeps, the DLC port is located next to the fuse panel under the driver’s side dash. Refer to the scan tool’s specific owner’s manual on how to run a self test on the PCM and clear the code.
Select your year Jeep Cherokee PCM ECM ECU Engine Computer and get back on the road ASAP. Don’t bargain shop for a part that you and your family depends on! Contact our customer service center for Sales or if you have any questions regarding your order! Call Toll Free: 1-866-699-5230 Mon-Fri 9AM to 6PM EST.