MTU 12 V 4000 L62FB Operating Instructions Manual page 100

176 – AL LifeData not available
Red alarm.
Associated parameter 2.4000.004
Cause
No (suitable) LifeData backup
system available following timeout
expiry after ECU reset. Backup
system has no LifeData feature or
CAN bus to backup system is
disrupted.
177 – AL LifeData Restore Incomplete
Red alarm.
Associated parameter 2.4000.006
Cause
The fault is generated if a CRC is
faulty (specified for each module)
during the restoration data upload
(into ADEC) or if the upload is
incomplete.
180 – AL CAN1 Node Lost
Yellow alarm.
Associated parameter 2.0500.680
Cause
Bus node (SAM or EMU) lost on
CAN bus 1.
181 – AL CAN2 Node Lost
Yellow alarm.
Associated parameter 2.0500.681
Cause
Bus node (SAM or EMU) lost on
CAN bus 2.
182 – AL CAN Wrong Parameters
Red alarm.
Associated parameter 2.0500.682
Cause
Incorrect parameter values
entered in data record.
100 | Troubleshooting | MS150098/02E 2016-11
Corrective action
u Contact Service. (Configuration fault)
Corrective action
u Power up ECU, contact Service.
Corrective action
u Check operation of nodes and cabling. Busses (CAN bus 1 and
CAN bus 2) are redundant.
Corrective action
u Check operation of nodes and cabling. Busses (CAN bus 1 and
CAN bus 2) are redundant.
Corrective action
u Contact Service. (Configuration fault)