Fault code no. Description
Meaning
Action
No. of as-
sociated
parameter
064
SS P-Crankcase
Main warning: crankcase
pressure too high; engine
shutdown.
Engine must not be
restarted (risk of
engine damage);
contact Service.
2.0106.93
2
065
LO P-Fuel
Fuel supply pressure too
low (1st limit).
Check fuel lines for
leaks.
Clean fuel prefilter.
Flush fuel prefilter.
Replace fuel prefil-
ter element.
Replace fuel filter
(→ Page 84).
2.0102.92
1
066
SS P-Fuel
Fuel supply pressure too
low (2nd limit).
Check fuel lines for
leaks.
Clean fuel prefilter.
Flush fuel prefilter.
Replace fuel prefil-
ter element.
Replace fuel filter
(→ Page 84).
2.0102.92
2
067
HI T-Coolant
Coolant temperature too
high (1st limit).
Reduce power.
2.0120.93
1
068
SS T-Coolant
Coolant temperature too
high (2nd limit); automatic
engine shutdown.
1. Allow the engine
to cool down;
2. Contact Service.
3.
Check engine cool-
ant cooler, clean if
dirty.
4. Restart engine
(→ Page 32).
2.0120.93
2
081
AL Rail Leakage
Pressure gradient in fuel rail
is too low when starting or
too high when shutting
down; high-pressure system
leaking, air in system).
Contact Service.
1.8004.04
6
082
HI P-Fuel (Common Rail)
Rail pressure > specified lev-
el; speed-sensitive fuel limit-
er reduction, start of injec-
tion retarded; suction throt-
tle sticking or throttle wiring
problem)
Contact Service.
2.0104.93
1
083
LO P-Fuel (Common
Rail)
Rail pressure < specified lev-
el; speed-sensitive fuel limit-
er reduction; suction throttle
defective or leakage in high-
pressure system)
Contact Service.
2.0104.92
1
085
HI T-Recirculation
Preliminary warning: recircu-
lation temperature too high.
Reduce power.
2.0128.93
1
086
HIHI T-Recirculation
Main warning: recirculation
temperature too high.
Reduce power.
2.0128.93
2
44 | Troubleshooting | MS150026/02E 2013-11
TIM-ID: 0000008507 - 004
