BT RRE180 - Page 136

7 – 20 Repair Manual RRE140/160/180/200/250 © BT
Troubleshooting
Warning and error codes
T-code Valid from serial number Date Publication No.
815, 816 6051502 2008-08-21 261828-040
2:140 Error on digital output sig-
nal 2
Output signal for chassis fan short-circuited.
1. Check the power supply, contacts and wiring harness
with regard to a short circuit.
2. Check the operation of the chassis fan.
2:141 Error on digital output sig-
nal 9
Output signal for fan voltage converter short-circuited.
1. Check the power supply, contacts and wiring harness
with regard to a short circuit.
2. Check the operation of the voltage converter.
2:160 Error on digital output sig-
nal 2
Cable break output signal for chassis fan.
1. Check the power supply, contacts and wiring harness
with regard to a short circuit.
2. Check the operation of the chassis fan.
2:161 Error on digital output sig-
nal 9
Cable break output signal for fan voltage converter.
1. Check the power supply, contacts and wiring harness
with regard to a short circuit.
2. Check the operation of the voltage converter.
2:180 CAN 1 communication
warning
Impact sensor error. No contact with impact sensor.
Travel speed reduced 1. If impact sensor is not present, change parameter 109/
110 to deactivate the impact sensor.
2. Check the power supply, contacts and wiring harness.
2:401 Internal program error
MCU
Error in the MCU program.
Program software error, report to BT.
2:403 Read A/D time-out A/D reading is taking too long.
2:420 Incorrect battery voltage The battery voltage is below 33.6 V.
1. Check the battery status.
2. Check that the battery cables are intact and correctly fit-
ted.
3. Check that the battery status wiring harness is intact and
correctly fitted.
2:421 Incorrect battery voltage Battery voltage exceeds 72 V.
1. Check the battery status.
2. Check that the battery cables are intact and correctly fit-
ted.
3. Check that the battery status wiring harness is intact and
correctly fitted.
Code Name Description/possible causes
Event Action