Scania fault code 4642
Code 4642 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Unit injector for cylinder 2
It has taken longer than expected for the control unit to build up the current in the solenoid valve. The control unit uses the battery voltage and the engine temperature to calcul…
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EEC Exhaust Emission Control
Fuel injection for exhaust gas aftertreatment
Fault in air control valve to fuel injection nozzle.
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