MTU 8 V 2000 M50A, M50B Operating Instructions Manual page 154

Fault
code
078
079
080
089
090
091
092
093
094
100
101
102
103
104
105
106
154 | Troubleshooting | MW15550/07E 2013-01
Alarm text Meaning
LIM INTERCOOLER Alarm from external charge-air
LEV. coolant level monitoring
L Bin-EXTERN 3 Alarm from external binary
channel 3
L Bin-EXTERN 4 Alarm from external binary
channel 4
ENGINE SPEED Engine speed lower than 200
LOW rpm;
automatic engine shutdown
IDLE SPEED LOW Idle speed not reached within a
specified period;
Termination of starting proce-
dure.
RUN UP SPEED Run-up speed not reached
LOW within a specified period;
Termination of starting proce-
dure.
START SPEED Starter speed not reached with-
LOW in a specified period;
Termination of starting proce-
dure.
PREHEAT TEMP. Coolant preheating tempera-
LIMIT2 ture too low during starting
(2nd limit)
Termination of starting proce-
dure (depending on project de-
sign)
PREHEAT TEMP. Coolant preheating tempera-
LIMIT1 ture too low during starting (1st
limit)
EDM NOT VALID Check sum error of measuring-
point data in EDM
IDM NOT VALID Check sum error of measuring-
point data in IDM
INVALID FUEL Check sum error of accumulat-
CONS. 1 ed fuel consumption data in
EDM (redundant data record 1)
INVALID FUEL Check sum error of accumulat-
CONS. 2 ed fuel consumption data in
EDM (redundant data record 2)
OP HOURS1 NOT Check sum error of hour meter
VALID data in EDM
OP HOURS2 NOT Check sum error of hour meter
VALID data in IDM
ERR REC1 NOT Check sum error of fault mem-
VALID ory in EDM (redundant data re-
cord 1)
Task
(Depending on the corresponding measur-
ing point, which is read via CAN bus)
(Depending on the corresponding measur-
ing point, which is read via CAN bus)
(Depending on the corresponding measur-
ing point, which is read via CAN bus)
Re-start the engine (→ Page 144) .
Note further alarms.
Note further alarms.
Note further alarms.
Check preheating pump / preheating sys-
tem (see manufacturer's documentation).
Check preheating pump / preheating sys-
tem (see manufacturer's documentation).
If fault occurs repeatedly: Contact Service.
If fault occurs repeatedly: Contact Service.
If fault occurs repeatedly: Contact Service.
If fault occurs repeatedly: Contact Service.
If fault occurs repeatedly: Contact Service.
If fault occurs repeatedly: Contact Service.
If fault occurs repeatedly: Contact Service.