7 – 8
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
2.515
The truck cannot be started
CAN communication error.
Check:
connectors and wiring harness
between the DHU [K110] and the ICH
logic card [A5]
2.520
The main contactor is open.
Errors in software in tiller arm handle or
the microprocessor.
Download new software.
2.521
The main contactor is open.
Defective safety reversing function.
Mechanical error or defective Hall
sensor in the safety reversing function.
Use TruckCom to check whether the
Hall sensor is defective.
2.522
The main contactor is open.
Incorrect power supply to the Hall
sensor.
Use TruckCom to check whether the
Hall sensors are working.
2.523
The main contactor is open.
Main contactor is not activated.
•
Check if the main contactor is
working.
•
Open the main contactor.
Drive system
3.001
Travel disabled until the speed control is
reset to the neutral position.
•
The speed control was not in the
neutral position during start-up.
•
Defective Hall sensors.
Check:
•
speed control functionality
•
via TruckCom that the Hall sensors
work.
3.002
The transistor regulator reduces current
feed to 50%.
The transistor regulator's temperature
e85°C. The driving may be
too intensive.
•
Drive the truck less intensively.
•
Check whether dirt has accumulated
around the transistor regulator. Too
much dirt can cause insufficient
cooling of the transistor regulator.
Code
Event
Possible cause
Action
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