Scania fault code 8371
Code 8371 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:
AMS
Coolant valve to the reductant heater, short circuit to earth
The control unit indicates that the coolant valve to the reductant heater is short circuited to earth.
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EEC Exhaust Emission Control
Reductant circuit
Fault in the coolant valve to the reductant heater.
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