Scania fault code 624
Code 624 is used by 11 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Injector, cylinder 4
Short-circuited to ground.
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BMU Battery Management Unit
Voltage too low in E83 propulsion battery cells
The voltage for the cells is lower than permitted, i.e. below 2.7 V.
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VDT
Internal fault
Invalid configuration.
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COO Coordinator
High range
The voltage in the high range solenoid valve circuit has been high for longer than permitted.
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MBS
Front DCU control unit, fault in CAN communication
CAN communication with front DCU control unit is cancelled or missing.
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CUV Visibility system
Headlamp, left-hand side
Fault in communication to the internal control unit in the left-hand headlamp.
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BCI
Automatic fire alarm, passenger area
The automatic fire alarm in the passenger area has been activated via a signal from the external CAN bus.
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CMS
Switch for alternative vehicle level
The signal from the instrument panel switch for alternative vehicle level is implausible. The signal has been active for more than 180 seconds.
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ACS Articulation Control System
External braking request
The BMS control unit does not accept the external brake request.
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EST
Undervoltage
The control unit is supplied with a voltage which is less than 22 V.
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ESTA
Undervoltage
The control unit is supplied with a voltage which is less than 22 V.
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