7 – 32 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
4:571 Error on MCU output signal
2.
Interrupted circuit in output signal for the main lowering
valve.
Check the magnetic coil, electrical supply, contacts and wir-
ing harness. Check the output signal (X131:40).
Group 5 Steering system warnings and errors
5:010-
5:011
CAN communication warn-
ing
The EPS CAN module has received/transmitted too many
error messages.
Check that CAN 2 is intact in terms of wiring harness,
socket resistors and contacts.
5:035 Temperature warning The EPS temperature exceeds 68 °C.
Check the motor compartment fan.
5:135 I2T warning EPS temperature has reached 80 % of the permitted value.
Driving speed is reduced to
8 km/h.
The code is followed by 5:325 if the problem persists.
5:182-
5:184
Reference sensor error Reference sensor signal is incorrect.
See 5:135. Check the wiring harness X130:25.
5:300
5:304
Error on steering The steering does not react as it should when steering.
Driving deactivated.
The truck is braked with the
motor brake until it stops.
5:301 Power stage error EPS has lost the power stage without transmitting an error
message.
See 5:300.
5:302 Data download error The MCU has not been able to download parameters to the
EPS.
See 5:300. Download a new program to both the MCU and the EPS.
5:303 Start-up error No response from the EPS on start-up.
See 5:300. Check the EPS wiring harness and fuse F64.
5:320 Incorrect DC voltage EPS direct current is under 24 V.
See 5:300. Check the wiring harness, the fuse F72, and the main con-
tactor.
5:325 I2T error The EPS is limiting the current to the nominal value (10 A).
See 5:300. Check that the drive wheel has not got jammed in the floor.
This problem can occur if the operator continues to steer
when the truck has stopped or is stationary.
5:326 Temperature error The temperature on the EPS power stage is outside the
permitted range, –40 to +85 °C.
See 5:300.
Code Name Description/possible causes
Event Action
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