Scania fault code 4226
Code 4226 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Charge air pressure sensor T122
Implausible signal from charge air pressure sensor compared to atmospheric pressure sensor in coordinator E30 or combined sensor T4000.
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EMU
BCI control unit E111, communication error
The serial number of the message is invalid.
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BMU Battery Management Unit
Cell monitoring circuit board, internal fault
Chip for cell balancing in a cell monitoring circuit board reports faults.
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DDU
Guide microphone, short circuit to voltage supply
Information is missing, update is in progress.
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