Scania fault code 5158
Code 5158 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Wastegate valve V109
The control unit indicates that the proportional valve for control of the wastegate valve is short-circuited to the voltage supply.
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EMD
Wastegate valve V109
The proportional valve for control of the wastegate valve is shorted to battery.
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EME
Wastegate valve V109
The proportional valve for control of the wastegate valve is shorted to battery.
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EMO
Wastegate valve V109
The proportional valve for control of the wastegate valve is shorted to battery.
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