MTU 12V 4000 L32 F Operating Instructions Manual page 148

604 – AL Hut Changespeed max.
Yellow alarm.
Associated parameter 2.1210.910
Cause
Excessively rapid change in gas
quality.
606 – AL Double Nodes Lost CAN 1 + 2
Yellow alarm.
Associated parameter 2.0500.691
Cause
Bus node (EMU) lost on CAN bus
1 and 2.
608 – AL Wiring PWM_CM6
Red alarm.
Associated parameter 1.1041.926
Cause
Wire break or short circuit on
channel PWM_CM6.
609 – AL Wiring PWM_CM7
Red alarm.
Associated parameter 1.1041.927
Cause
Wire break or short circuit on
channel PWM_CM7.
615 – AL EIL Protection
Red alarm.
Associated parameter 2.0610.951
Cause
Response to faulty or manipulated
EIL.
616 – AL EIL Error
Red alarm.
Associated parameter 1.0610.952
Cause
Faulty or manipulated EIL.
148 | Troubleshooting | MS150104/02E 2016-11
Corrective action
u Check gas system.
Corrective action
u Check operation of bus nodes and cabling (→ Page 201).
Corrective action
u Check setting at Engine Control Unit.
Corrective action
u Check cabling to NOx sensor on A side (→ Page 201).
Corrective action
u Check EIL.
Corrective action
u Check EIL.