MTU 12 V 4000 G73 Operating Instructions Manual page 71

362 – AL Power Stage high
Cause
Alarm configuration; Internal
electronic fault (electronics
possibly defective: start
ITS).Check additional messages
if ITS indicates diagnosis
"Electronics OK" (e.g. cabling
faulty).
363 – AL Stop Power Stage
Cause
Alarm configuration; Internal
electronic fault (electronics
possibly defective: start ITS).
365 – AL Stop MV-Wiring Ground
Cause
Alarm configuration; Injector
cabling fault. If bit "1.1020.021"
(power stage failure: Stop
engine) is set, engine is
additionally stopped in this case.
1. Short circuit of injector +
connection of one or more
injectors to ground 2. Short
circuit of injector – connection
of one or more injectors to
ground.
371 – AL Wiring TO 1
Cause
Alarm configuration; Short
circuit or wire break on
transistor output 1 (TO 1).
372 – AL Wiring TO 2
Cause
Alarm configuration; Short
circuit or wire break on
transistor output 2 (TO 2).
ZKP-Number: 1.8004.497
Corrective action
1. Check solenoid valve cabling.
2. Replace engine governor.
ZKP-Number: 1.8004.560
Corrective action
1. Check cabling.
2. Attempt to restart engine.
ZKP-Number: 1.8004.561
Corrective action
1. Check cabling.
2. Attempt to restart engine.
ZKP-Number: 1.8004.634
Corrective action
1. Check charger valve/cabling, repair as necessary.
2. Replace engine governor.
ZKP-Number: 1.8004.635
Corrective action
1. Check recirculation valve/cabling, repair as necessary.
2. Replace engine governor.
MS150029/02E 2013-03 | Troubleshooting | 71