MTU 16V4000Lx2x Operating Instructions Manual page 132

694 – SD T-Gas
Yellow alarm.
Associated parameter 1.8004.123
Cause
Gas temperature sensor
defective, short circuit or wire
break.
719 – AL T-Gas L1
Yellow alarm.
Associated parameter 2.8006.034
Cause
Limit value 1 exceeded.
720 – AL T-Gas L2
Yellow alarm.
Associated parameter 2.8006.035
Cause
Limit value 2 exceeded.
842 – AL Fuel Throttle Pos. L1
Yellow alarm.
Associated parameter 2.8006.038
Cause
TecJet throttle position has
exceeded limit value 1.
848 – AL Rel. Humidity L1
Yellow alarm.
Associated parameter 2.8006.039
Cause
Calculated air humidity has
exceeded limit value 1.
891 – AL Scavenging Active
Yellow alarm.
Associated parameter 2.1090.048
Cause
Engine was shut down by
emergency stop and has failed
to successfully complete the
starting sequence several times.
132 | Troubleshooting | MS150121/00E 2015-07
Corrective action
1. Not installed in all engine versions (optional).
2. Check sensor and cabling (B38), replace as necessary.
Corrective action
u Check gas supply.
Corrective action
u Check gas supply.
Corrective action
u Check gas supply.
Corrective action
u Check air humidity.
Corrective action
u None.