Scania fault code 4184
Code 4184 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMU
Heater H39, short circuit to supply voltage
The control unit indicates too high a voltage for the heater output signal.
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BMU Battery Management Unit
Positive contactor service life nearly ended
The service life counter for the contactor has reached its warning level.
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DDU
Right-hand loudspeaker 2, short circuit in cable harness
Information is missing, update is in progress.
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