Scania fault code 4512
Code 4512 is used by 5 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Cylinder 8, code version fault
The injector code does not contain any acceptable values.
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EMD
Cylinder 8, code version fault
The injector code does not contain any acceptable values.
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EME
Cylinder 8, code version fault
The injector code does not contain any acceptable values.
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EMO
Cylinder 8, code version fault
The injector code does not contain any acceptable values.
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ZF ZF gearbox
Proportional valve, retarder (Y1)
Incorrect signal from the retarder proportional valve.
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