service

[lonestar16]

it could be dried up def fluid and i use about a tank every 2500-3000 miles .i never had anything done to the ECM its still set the same way it came from the dealer.what the best way to check DEF injector and the NOx senso.r with out going to the shop or should i take it to the shop cents i still have and warranty..i would like to be able to check it out my self not afraid to get my hands dirty ..i all so use a DPF cleaner from lucas that u get from the truck stop every oil change ,not sure if hat help or hurt the system.