Fuel Injector Firing Order - Diesel
WARNING: This page is about a different car, the 2011 RAM Pickup and 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
The firing order for the Cummins turbo-diesel engine is 1 - 5 - 3 - 6 - 2 - 4 .