Scania fault code 4211
Code 4211 is used by 7 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Outdoor temperature sensor 2 T163
Incorrect temperature signal to the instrument cluster.
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EMU
CMDA-1 control unit E181, communication fault
One or more CAN messages are missing.
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BMU Battery Management Unit
Cell monitoring circuit board, communication fault
CAN message from cell monitoring circuit board has been sent with incomplete status.
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EMD
Main mirror and wide-angle mirror heater element on the passenger side
Implausible temperature signal from the main mirror and wide-angle mirror heater element on the passenger side H3.
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EME
Combined sensor
Implausible temperature signal from the combined sensor.
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EMO
Main mirror and wide-angle mirror heater element on the passenger side
Implausible temperature signal from the main mirror and wide-angle mirror heater element on the passenger side H3.
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DDU
External amplifier, channel 4, short circuit to earth
The DDU control unit has measured a voltage that indicates a short circuit to earth.
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