Scania fault code 4662
Code 4662 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Unit injector for cylinder 3
The control unit has detected that the solenoid valve in the unit injector has closed too late. Start of injection timing is later than expected.
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AMS
Electrically heated reductant hose H25, for high consumption
The electrically heated reductant hose has consumed more power than permitted.
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EEC Exhaust Emission Control
Reductant circuit
The reductant heater for reductant hose 1 (H25) has consumed more power than permitted.
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