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.
Fig 1: Clutch Pedal Switch Connector
Courtesy of CHRYSLER GROUP, LLC
Ohm meter set on continuity: One lead on switch START INTERLOCK post 2 and second lead on COMMON post 3.