Scania fault code 848
Code 848 is used by 8 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Exhaust camshaft position sensor, break in circuit
The control unit indicates a short circuit to the voltage supply or a break in the circuit in the camshaft position sensor cable harness.
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BMU Battery Management Unit
Service switch S229, short circuit
Short circuit to ground, service switch S229.
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VDT
Voltage supply
Implausible ignition status. The ignition status is off, but the status is signalled as being On via CAN.
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COO Coordinator
EST control unit
The coordinator has identified divergent information from the EST control unit.
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MBS
Secondary temperature sensor in the roof air duct, implausible value.
The secondary temperature sensor in the roof air duct indicates an implausible value.
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PCS
CAN message missing
The number of received messages does not match the control number.
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LAS Locking and Alarm System
Motion sensor in the cab
The system unit cannot find a working LIN bus.
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CMS
Battery data module, incorrect value for functional state
Battery data module not initiating chassis management system at correct capacity. The feedback value is lower or higher than requested.
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