Diagnosis And Testing - Remote Keyless Entry Module
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.
The most reliable, efficient, and accurate means to diagnose the power lock system requires the use of a scan tool and the appropriate Diagnostic Procedures article .
Refer to the appropriate wiring information.