P2042
Reductant temperature sensor circuit
P203F
Reductant level low
P203E
Reductant level sensor - Circuit intermittent/erratic
P203D
Reductant level sensor - Circuit high
P203C
Reductant level sensor - Circuit low
P203B
Reductant level sensor - Circuit range/performance
P203A
Reductant level sensor circuit
P2039
Reductant injection air pressure sensor - Circuit low
P2038
Reductant injection air pressure sensor - Circuit range/perf…
P2037
Reduced injection air pressure sensor circuit