Operating instructions

Fault code Fault message Meaning Action
067 L1 T-COOLANT Coolant temperature too
high (1st limit value);
Reduce power.
068 L2 T-COOLANT Coolant temperature too
high (2nd limit value);
automatic engine shutdown
1. Allow engine to cool down.
2. Contact Service
• Check engine coolant cooler,
clean if dirty (→ Engine
Workshop Manual).
3. Restart engine.
089 ENGINE SPEED
LOW
Engine speed has failed to
reach 200 rpm. Stop is ac‐
tivated.
Check for additional messages.
100 EDM NOT VALID Checksum error in Engine
Data Module EDM/EE‐
PROM 1.
Redundant design of EDM allows
engine management system to re‐
main operational.
101 IDM NOT VALID Checksum error in Inter‐
face Data Module IDM/EE‐
PROM 2.
Redundant design of EDM allows
engine management system to re‐
main operational.
102 INVALID FUEL
CONS. 1
Invalid fuel consumption
display, checksum error in
EDM/EEPROM 1 (redun‐
dant data record 1).
Contact Service.
103 INVALID FUEL
CONS. 2
Invalid fuel consumption
display, checksum error in
IDM/EEPROM 2 (redun‐
dant data record 2).
Contact Service.
104 OP HOURS1 NOT
VALID
Checksum error of hour
meter in EDM/EEPROM 1
Hour meter remains operational.
105 OP HOURS2 NOT
VALID
Checksum error of hour
meter in IDM/EEPROM 2
Hour meter remains operational.
106 ERR REC1 NOT
VALID
Checksum error of fault
memory in EDM/EE‐
PROM 1 (redundant data
record 1).
Faults are still recorded.
107 ERR REC2 NOT
VALID
Checksum error of fault
memory in IDM/EE‐
PROM 2 (redundant data
record 2).
Faults are still recorded.
118 L1 SUPPLY VOLT.
LOW
Supply voltage too low
(1st limit value)
Contact Service.
• Check engine governor supply
voltage.
119 L2 SUPPLY VOLT.
LOW
Supply voltage too low
(2nd limit value)
Contact Service.
• Check engine governor supply
voltage.
120 L1 SUPPLY VOLT.
HIGH
Supply voltage too high
(1st limit value).
Contact Service.
• Check engine governor supply
voltage.
121 L2 SUPPLY VOLT.
HIGH
Supply voltage too high
(2nd limit value);
automatic engine shutdown
(configurable):
Contact Service.
• Check engine governor supply
voltage.
MS150025/02E 2012-10 | Troubleshooting | 67
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