Scania fault code 8708
Code 8708 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
NOx sensor T131, current too low
The current measured in NOx sensor T131 is too low.
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EMU
Water valve V241, feedback signal, short circuit to earth
The control unit indicates low voltage on the water valve's feedback signal.
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EEC Exhaust Emission Control
NOx sensor downstream of the SCR catalytic converter
Problem with CAN communication from the NOx sensor T115 downstream of the catalytic converter.
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