P20B0
Reductant metering unit temperature sensor circuit - Intermi…
P20AE
Reductant metering unit temperature sensor circuit - Low
P20AD
Reductant metering unit temperature sensor circuit - Range/p…
P20AC
Reductant metering unit temperature sensor circuit
P20AB
Reductant injection air pressure control valve - Stuck close…
P20AA
Reductant injection air pressure control valve - Stuck open
P20A9
Reductant injection air pressure control valve - Circuit hig…
P20A8
Reductant injection air pressure control valve - Circuit low
P20A7
Reductant injection air pressure control valve - Performance
P20A5
Reductant purge control valve - Stuck closed