NOX Sensor 1/2

WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: NOx Sensor Module, Connector & Nuts (Sensor 2)

Courtesy of CHRYSLER GROUP, LLC

Disconnect and isolate both of the negative battery cables.
Disconnect the NOx sensor module wire harness connector (3).
Remove nuts (1) and the NOx module (2).

Fig 2: NOx Sensor & Catalyst
Courtesy of CHRYSLER GROUP, LLC
Disconnect the wire harness retainers.
Remove the NOx sensor 1/2 (1) from the Selective Catalytic Reduction (SCR) catalyst (2).