MTU 20 V 4000 G23 Technical Publication page 91

86
Fault
code No. Designation
361 AL Power Stage Low
362
AL Power Stage High
363 AL Stop Power Stage
365 AL Stop MV-Wiring
Ground
371
AL Wiring TO 1
372 AL Wiring TO 2
373
AL Wiring TO 3
374 AL Wiring TO 4
381 AL Wiring TOP 1
M015715/00E 06-08
Meaning
Alarm configuration; Internal
electronic fault (electronics
possibly faulty: Start ITS).
If the ITS diagnosis result is
"electronics OK", note further
fault messages (e.g. cabling
faults).
Alarm configuration; Internal
electronic fault (electronics
possibly faulty: Start ITS).
If the ITS diagnosis result is
"electronics OK", note further
fault messages (e.g. cabling
faults).
Alarm configuration; Internal
electronic fault (electronics
possibly faulty: Start ITS).
Alarm configuration; Injector
cabling fault. If bit "1.1020.021"
(Power Stage Failure: Stop
Engine) is set, engine will
be shut down as additional
measure. 1. Short circuit of
positive connection of one
or more injectors to ground
2. Short circuit of negative
connection of one or more
injectors to ground .
Alarm configuration; Short
circuit or wire break on
transistor output 1 (TO 1).
Alarm configuration; Short
circuit or wire break on
transistor output 2 (TO 2).
Alarm configuration; Short
circuit or wire break on
transistor output 3 (TO 3).
Alarm configuration; Short
circuit or wire break on
transistor output 4 (TO 4).
Alarm configuration; Short
circuit or wire break on
transistor output, plant-side 1
(TOP 1).
Task
1. Check solenoid
valve cabling.
2. Replace ECU.
1. Check solenoid
valve cabling.
2. Replace ECU.
1. Check cabling
2. Attempt to
restart engine.
1. Check cabling
2. Attempt to
restart engine.
1. Check
turbocharger
valve/cabling,
repair as
necessary.
2. Replace ECU.
1. Check
recirculation
valve/cabling,
repair as
necessary.
2. Replace ECU.
-
-
Check cabling to
plant.
Troubleshooting
Related
parameter No.
1.8004.496
1.8004.497
1.8004.560
1.8004.561
1.8004.634
1.8004.635
1.8004.636
1.8004.637
2.8006.638
© MTU