Question about 2004 Jeep Grand Cherokee
According with the parts ans jobs there, sound like a electrical problem or harnesses connections problem; Jeep DTC P1652 is refer at J1850 Communication Bus short to ground.
The J1850 Connector is the connector that you plug the OBDII Scan tool into. It is located under the dash facing the driver's seat (generally). Sometimes this occurs under "unauthorized reset" condition.
HERE you have additional details. In order to solve it, you will need visit your local Jeep dealer.
I know that isnt good news, but hope this helps.
Posted on Feb 16, 2012
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Posted on Jan 02, 2017
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