Dodge Ram 2500 Codes

Can we read the check engine codes without a code scanner on a 2012 ram 2010 dodge ram 4500 6.7 turbo diesel 2 codes(pictured) truck loses Ram codes engine check scanner 2500 without code read dodgeforum

2010 Dodge Ram 4500 6.7 turbo diesel 2 codes(pictured) Truck loses

Can we read the check engine codes without a code scanner on a 2012 Ram

2010 Dodge Ram 4500 6.7 turbo diesel 2 codes(pictured) Truck loses