NOX Sensor 1/2

WARNING: This page is about a different car, the 2014 RAM 3500 HD and 2014 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 both negative battery cables.
Disconnect the NOx sensor module 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).