WARNING: This page is about a different car, the 2016 Jeep Wrangler and 2015 Jeep Wrangler. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
REMOTE RADIO SWITCH INPUT CIRCUIT OPEN (FAULTY STEERING WHEEL WIRING HARNESS/CONNECTOR)
RIGHT STEERING WHEEL CONTROL SWITCH (SPEED CONTROL SWITCH)