Question

On my 2011 Dodge 4500 6.7L, what do the codes P1C55, P2201, P203F, and P229F mean?

Answer 1

P1C55 DODGE Code - NOX Sensor Intermittent Bank 1 Sensor 1
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P2201 DODGE Code - NOx Sensor Circuit Range/Performance Bank 1
Read more: https://www.autocodes.com/p2201_dodge.html

P203F DODGE Code - Reductant Level Too Low
Read more: https://www.autocodes.com/p203f_dodge.html

P229F DODGE Code - NOx Sensor Circuit Range/Performance Bank 2
Read more: https://www.autocodes.com/p229f_dodge.html