WARNING: This page is about a different car, the 2018 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Courtesy of CHRYSLER GROUP, LLC
Inspect the cascade overflow valve O-ring seals (1, 3) and lubricate with clean diesel fuel.
Courtesy of CHRYSLER GROUP, LLC
Install the cascade overflow valve (1) and tighten to 18 N.m (13 ft. lbs.).
Courtesy of CHRYSLER GROUP, LLC
Install the fuel injection pump blocker shield (1). Tighten the bolts (1) to 25 N.m (18 ft. lbs.).