MTU 20V 4000 L62 Operating Instructions Manual page 121

184 – AL CAN PU-Data Flash Error
Red alarm.
Associated parameter 2.0500.684
Cause
A programming error occurred
when attempting to copy a
received PU data module into the
Flash module.
186 – AL CAN1 Bus Off
Yellow alarm.
Associated parameter 2.0500.686
Cause
CAN controller 1 is in "Bus-Off"
status. Automatic switching to
CAN bus 2. Bus users (ECU, SAM
or EMU) faulty.
187 – AL CAN1 Error Passive
Yellow alarm.
Associated parameter 2.0500.687
Cause
CAN controller 1 has signaled a
warning. Bus nodes (ECU, SAM or
EMU) are faulty.
188 – AL CAN2 Bus Off
Yellow alarm.
Associated parameter 2.0500.688
Cause
CAN controller 2 is in "Bus-Off"
status. Automatic switching to
CAN bus 1. Bus users (ECU, SAM
or EMU) faulty.
ZKP-Number:
Corrective action
u Contact Service (configuration fault).
ZKP-Number:
Corrective action
u Check operation of nodes and cabling.
ZKP-Number:
Corrective action
u Check operation of nodes and cabling.
ZKP-Number:
Corrective action
u Check operation of nodes and cabling.
MS150034/04E 2016-11 | Troubleshooting | 121