Scania fault code 4160
Code 4160 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
SCR – Reductant pressure
The measured level of nitrogen oxides downstream of the SCR catalytic converter at the silencer intake is higher than it should be.
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EMU
Control switch S229, invalid signal
The control unit reports invalid signal from control switch S229.
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PCS
Control switch, invalid signal
The control unit reports invalid signal from the control switch.
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GSC
High pressure solenoid valve
Incorrect level on current signal through the solenoid valve coil.
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