Scania fault code 890
Code 890 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:
BMU Battery Management Unit
Battery module 7 in propulsion battery, unreasonable temperature
The temperature monitoring in the propulsion battery is outside the measurement range.
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COO Coordinator
Switch module
The control unit interprets that the switch module is misconfigured. The chassis serial number in the control unit and switch module differ.
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