Fault code
No.
Designation
Meaning
Task
Related
parameter
No.
444
SD U-PDU
SD alarm configuration; In‐
jector power stage sensor
defect; Internal fault in
ECU7.
Replace ADEC
(ECU 7).
1.8004.57
8
445
SD P-Ambient Air
SD alarm configuration;
Ambient air pressure sensor
faulty.
Replace engine
governor.
1.8004.58
0
448
HI P-Charge Air
Alarm configuration limit
value 1; Preliminary warn‐
ing: Charge-air pressure too
high.
Contact Service.
2.0103.93
1
449
SS P-Charge Air
Alarm configuration limit
value 2; Main warning:
Charge-air pressure too
high.
Contact Service.
2.0103.93
2
450
SD Idle/end Torque In‐
put [%]
SD alarm configuration; In‐
put signal for initial/final tor‐
que faulty; Short circuit or
wire break.
Check signal sen‐
sor and cabling,
replace as neces‐
sary.
Error cleared after
restarting the en‐
gine.
2.8006.59
2
454
SS Power Reduction
Active
Alarm configuration; power
reduction is active.
1. Note further
fault messages.
2. Determine and
rectify reason for
power reduction.
2.7000.01
1
455
AL L1 Aux 1 Plant
Alarm configuration limit
value 1; Input signal of Aux
1 (plant side) has exceed‐
ed/not attained limit value 1,
depending on configuration.
Determine and
rectify reason for
limit value viola‐
tion.
2.8006.65
0
456
AL L2 Aux 1 Plant
Alarm configuration limit
value 2; Input signal of Aux
1 (plant side) has exceed‐
ed/not attained limit value 2,
depending on configuration.
Determine and
rectify reason for
limit value viola‐
tion.
2.8006.65
1
460
HI T-Exhaust EMU
Alarm configuration limit
value; EMU exhaust tem‐
perature value too high.
1. Check cabling.
2. Contact Service.
2.8006.65
2
461
LO T-Exhaust EMU
Alarm configuration limit
value; EMU exhaust tem‐
perature value too low.
1. Check cabling.
2. Contact Service.
2.8006.65
3
462
AL L1 T-Coolant EMU
Alarm configuration limit
value; EMU coolant temper‐
ature value too high/low.
Check configura‐
tion with DiaSys.
2.8006.65
4
60 | Troubleshooting | MS150054/02E 2012-02
TIM-ID: 0000016865 - 001