How can you test the computer on a 93 Jeep Grand Cherokee?
How can you test the computer on a 93 Jeep Grand Cherokee?
The only way to test the pcm is to check the powers and grounds on all the wires. These pcm’s have a high failure rate for this problem.
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.
How do I Reset my Jeep Grand Cherokee?
Leave all doors closed for about 16 seconds until the Vehicle Security Light on the instrument cluster stops flashing quickly. When the light flashes at a slower rate, this signifies that the system has been reset and rearmed. “2011 Jeep Grand Cherokee Owner’s Manual”; Chrysler Group LLC; 2010
What kind of engine control does a Jeep Grand Cherokee have?
Thanks to your Grand Cherokee, you’re able to get off the beaten path while still traveling in comfort and style. 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.
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.
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.
Thanks to your Grand Cherokee, you’re able to get off the beaten path while still traveling in comfort and style. 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.
What is the diysave10 code for Jeep Grand Cherokee?
Use Code: DIYSAVE10 Online Ship-to-Home Orders Only Thanks to your Grand Cherokee, you’re able to get off the beaten path while still traveling in comfort and style.
