2016 - 2018 TITAN XD; DEF SYSTEM PARTS AVAILABILITY
This bulletin applies only to vehicles equipped with a Cummins 5.0L V8 diesel engine.
SERVICE INFORMATION
When diagnosing any Diesel Exhaust Fluid (DEF) system component, refer to Table A below. These parts are now available separately. Do not replace the entire DEF tank assembly if the required part is shown in Table A.