Scania fault code 4912
Code 4912 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Rotational speed signals, rotational speed sensor T75
The engine speed sensor produces disruptions in the signal. The rotational speed sensor pulses are outside their anticipated range.
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EMD
Rotational speed signals, rotational speed sensor T75
The engine speed sensor produces disruptions in the signal. The rotational speed sensor pulses are outside their anticipated range.
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EME
Rotational speed sensor, T75
The engine speed sensor produces disruptions in the signal. The rotational speed sensor pulses are outside their anticipated range.
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EMO
Rotational speed signals, rotational speed sensor T75
The engine speed sensor produces disruptions in the signal. The rotational speed sensor pulses are outside their anticipated range.
Read explanation →