P204A
Reductant pressure sensor circuit
P204B
Reductant pressure sensor - Circuit range/performance
P2048
Reductant injector - Circuit low - Bank 1 - sensor 1
P2049
Reductant injector - Circuit high - Bank 1 - sensor 1
P2045
Reductant temperature sensor - Circuit high
P2046
Reductant temperature sensor - Intermittent
P2047
Reduced injector - circuit open (bank 1, unit 1)
P2043
Reductant temperature sensor - Circuit range/performance
P2044
Reductant temperature sensor - Circuit low
P2040
Reductant injection air pressure sensor - Intermittent