7 –   6 Repair manual  SWE100, 120, 120L, 120S, 140, 140L, 200D © BT 
Troubleshooting
Error codes
T code Valid from serial no. Date Order no.
841×842×843 6061850- 2012-08-30 258946-120
7.5  Error codes
Please note that some error codes are stored in the software and 
disappear from the display, while other error codes remain on the 
display and require that the truck be switched off and then on again for 
the error code to disappear from the display.
60-79 Error codes for open circuits.
80-99 Incorrect signals from sensors.
Code Event Possible cause
Action
Main control unit
E141
Software download interrupted Transmission cable disconnected.
Restart the download in "Emergency 
download" mode
2.001
Transistor regulator stops all functions.  Emergency switch off has been 
actuated.
Check:
• that the emergency switch off is not 
pressed.
•cable 24.
• fuse [F51]
2.002
No event. Truck can be operated as usual. Some parameter values may be 
outside the pre-set values. The 
parameters will be reset to the default 
values. 
• Check the parameter settings. 
• If the error code is followed by error 
code 2.004, you must copy via 
TruckCom configuration to the 
transistor regulator[T1].
2.003
No event. Truck can be operated as usual. Time for service.
Check the service counter (hour meter 
S). Maybe it was not reset following the 
most recent service intervention.
Code Description
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