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67 – HI T-Coolant
Cause
Corrective action
The coolant temperature at
sensor B6 has exceeded limit
value 1. The coolant temperature
is too high.
1. Reduce power.
2. Check operation of cooler and fan (plant).
3. Check engine coolant level (→ Page 244).
4. Contact Service.
68 – SS T-Coolant
Cause
Corrective action
The coolant temperature at
sensor B6 has violated limit value
2. The coolant temperature is too
high.
1. Check operation of cooler and fan (plant).
2. Check engine coolant level (→ Page 244).
3. Contact Service.
82 – HI P-Fuel (Common Rail)
Cause
Corrective action
The HP fuel pressure at sensor
B48 has violated the limit value.
Fuel pressure is too high.
u
Contact Service.
83 – LO P-Fuel (Common Rail)
Cause
Corrective action
The HP fuel pressure at sensor
B48 has violated the limit value.
Fuel pressure is too low.
u
Contact Service.
89 – SS Engine Speed too low
Cause
Corrective action
The engine speed has violated the
limit value. An emergency engine
shutdown has been initiated.
1. Acknowledge alarm.
2. Observe any other messages.
3. Contact Service.
90 – SS Idle Speed Not Reached
Cause
Corrective action
The engine has failed to reach idle
speed within the defined time
after reaching starter
disengagement speed.
1. Check pressure supply (plant) of starter.
2. Check fuel filter, replace as necessary (→ Page 213).
3. Check fuel prefilter, replace as necessary.
4. Observe any other messages.
5. Contact Service.
91 – SS Release Speed Not Reached
Cause
Corrective action
The engine has failed to reach
starter disengagement speed
within the defined time after
reaching starter speed.
1. Check pressure supply (plant) of starter.
2. Observe any other messages.
3. Contact Service.
158 | Troubleshooting | MS15039/01E 2018-11
TIM-ID: 0000082405 - 002