Scania fault code 4656
Code 4656 is used by 2 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 built up the current in the unit injector solenoid valve too quickly.
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EEC Exhaust Emission Control
Exhaust gas aftertreatment injection valve V185
Fault in injection valve for exhaust gas aftertreatment V185.
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