Scania AMS fault codes
All 223 Scania AMS diagnostic trouble codes, with meaning, causes and how to fix them.
Control units:
AMS1AMS2
Showing 181–223 of 223 codes
- 8337hex 002091 External reductant pump V4000, short circuit to earth
- 8338hex 002092 Transfer pump reset button, voltage high
- 8339hex 002093 Transfer pump reset button, voltage low
- 8340hex 002094 Reset button stuck
- 8369hex 20B1 The reductant heater coolant valve, short circuit to voltage supply or open circuit
- 8370hex 20B2 Coolant valve to the reductant heater, electrical fault
- 8371hex 20B3 Coolant valve to the reductant heater, short circuit to earth
- 8377hex 20B9 V117, Reductant doser heater shorted to battery or open circuit
- 8378hex 20BA V117, Reductant doser heater, electrical fault
- 8379hex 20BB V117, Reductant doser heater shorted to earth
- 8381hex 20BD Electrically heated reductant hose H28, open circuit or shorted to high supply voltage
- 8382hex 20BE Electrically heated reductant hose H26, electric fault
- 8383hex 20BF Electrically heated reductant hose H26, short circuit to earth
- 8385hex 20C1 Electrically heated reductant hose H27, open circuit or short circuited to high supply voltage
- 8386hex 20C2 Electrically heated reductant hose H27, electric fault
- 8387hex 20C3 Electrically heated reductant hose (H27), short circuit to earth
- 8389hex 20C5 Electrically heated reductant hose H25, open circuit or short circuit to supply voltage
- 8390hex 20C6 Electrically heated reductant hose H25, electric fault
- 8391hex 20C7 Electrically heated reductant hose (H25), short circuit to earth
- 8422hex 0020E6 Reductant circuit, low pressure
- 8423hex 0020E7 Reductant circuit, high pressure
- 8424hex 20E8 Reductant circuit, unstable pressure
- 8425hex 20E9 Reductant pressure, high pressure
- 8426hex 20EA Control unit for exhaust gas aftertreatment
- 8434hex 0020F2 Downstream reductant dosing unit injection valve is stuck open
- 8435hex 0020F3 Downstream reductant dosing unit injection valve is stuck closed
- 8436hex 20F4 Reductant tank, low consumption
- 8437hex 0020F5 Reductant tank, reductant consumption too high
- 8450hex 002102 Low reductant delivery at the downstream dosing unit
- 8451hex 002103 Monitors reductant delivery offset on the upstream dosing unit
- 9316hex 2464 Particulate filter differential pressure sensor, short circuit to earth or open circuit
- 9317hex 2465 Particulate filter differential pressure sensor, short circuit to battery
- 9318hex 002466 Particulate filter differential pressure sensor, open circuit
- 9319hex 002467 Differential pressure sensor above particulate filter, fault on pressure 1
- 9320hex 002468 Differential pressure sensor above particulate filter, fault on pressure 2
- 9321hex 002469 Differential pressure sensor above particulate filter, internal fault
- 9328hex 2470 SCR outlet temperature sensor, short circuit to earth
- 9329hex 2471 SCR outlet, temperature sensor shorted to battery or open circuit
- 11175hex 2BA7 Information code for NOx control – cannot be deleted
- 11176hex 2BA8 Information code for NOx monitoring – cannot be deleted
- 11177hex 2BA9 Information code for NOx monitoring – cannot be deleted
- 39320hex 009998 Fault code for a security threat event
- 39321hex 9999 EEC, Control unit for exhaust gas aftertreatment