MTU 12V2000M40A, Operating Instructions Manual

Page: 122 / 242

Fault
code Alarm text Meaning Task
016 L2 P-LUBE OIL Lube-oil pressure too low (2nd
limit)
automatic engine shutdown 1. Check engine-oil level and top up, if re-
quired (→ Page 192);
2. Try to re-start the engine (→ Page 114).
3. Contact Service.
023 L1 COOLANT LEV-
EL Engine coolant level too low Check coolant level and top up, if required
(→ Page 205) .
024 L2 COOLANT LEV-
EL Engine coolant level too low Check coolant level and top up, if required
(→ Page 205).
030 ENGINE OVER-
SPEED Engine overspeed; automatic
engine shutdown 1. Acknowledge alarm.
2. Try to re-start the engine (→ Page 114).
3. Contact Service.
033 L1 P-FUELFILTER
DIFF Differential pressure before/
after fuel filter too high Replace fuel filter (→ Page 172).
051 L1 T-LUBE OIL Lube-oil temperature too high
(1st limit) Reduce power.
052 L2 T-LUBE OIL Lube-oil temperature too high
(2nd limit) 1. Reduce power.
2. If fault occurs repeatedly: Contact
Service.
067 L1 T-COOLANT Coolant temperature too high
(1st limit) warning Reduce power.
068 L2 T-COOLANT Coolant temperature too high
(2nd limit)
automatic engine shutdown 1. Allow the engine to cool down.
2. Check coolant cooler (elements etc.)
and clean contaminated parts (see
manufacturer's documentation).
3. Re-start the engine (→ Page 114).
4. If fault occurs repeatedly: Contact
Service.
069 L1 T-EXTERN 1 Violation of first limit for exter-
nal temperature channel 1 (Depending on the corresponding measur-
ing point, which is read via CAN bus)
070 L2 T-EXTERN 1 Violation of second limit for ex-
ternal temperature channel 1 (Depending on the corresponding measur-
ing point, which is read via CAN bus)
071 L1 T-EXTERN 2 Violation of first limit for exter-
nal temperature channel 2 (Depending on the corresponding measur-
ing point, which is read via CAN bus)
072 L2 T-EXTERN 2 Violation of second limit for ex-
ternal temperature channel 2 (Depending on the corresponding measur-
ing point, which is read via CAN bus)
073 L1 P-EXTERN 1 Violation of first limit for exter-
nal pressure channel 1 (Depending on the corresponding measur-
ing point, which is read via CAN bus)
074 L2 P-EXTERN 1 Violation of second limit for ex-
ternal pressure channel 1 (Depending on the corresponding measur-
ing point, which is read via CAN bus)
075 L1 P-EXTERN 2 Violation of first limit for exter-
nal pressure channel 2 (Depending on the corresponding measur-
ing point, which is read via CAN bus)
076 L2 P-EXTERN 2 Violation of second limit for ex-
ternal pressure channel 2 (Depending on the corresponding measur-
ing point, which is read via CAN bus)
077 LIM EXT.COOLANT
LEV. Alarm from external coolant
level monitoring (Depending on the corresponding measur-
ing point, which is read via CAN bus)
078 LIM INTERCOOLER
LEV. Alarm from external charge-air
coolant level monitoring (Depending on the corresponding measur-
ing point, which is read via CAN bus)
122 | Troubleshooting | MS150031/06E 2016-010
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