90 – SS Idle Speed Not Reached
Cause
Corrective action
Engine speed has not reached
idling speed within the specified
time after starter disengagement
speed was reached.
1. Check pressure supply (plant) of starter.
2. Check additional fuel filter, replace as necessary (→ Page 126).
3. Check fuel filter, replace as necessary (→ Page 125).
4. Check fuel prefilter, replace as necessary.
5. Check for additional messages.
6. Contact Service.
91 – SS Release Speed Not Reached
Cause
Corrective action
Engine speed has not reached
starter disengagement speed
within the specified time after
starter speed was reached.
1. Check pressure supply (plant) of starter.
2. Check for additional messages.
3. Contact Service.
92 – SS Starter Speed Not Reached
Cause
Corrective action
Engine speed has not reached the
specified speed threshold within
the specified time.
1. Check pressure supply (plant) of starter.
2. Check for additional messages.
3. Contact Service.
93 – SS T-Preheat
Cause
Corrective action
Engine coolant temperature has
not reached the specified limit
value 2. Preheating is not
functioning. Start interlock.
u
Contact Service.
94 – LO T-Preheat
Cause
Corrective action
Engine coolant temperature has
not reached the specified limit
value 1. Preheating is not
functioning.
u
Contact Service.
95 – AL Prelubrication Fault
Cause
Corrective action
The oil pressure at sensor B5.1
has violated the specified value.
The specified oil pressure was not
reached. The start procedure was
terminated.
1. Check engine cabling (→ Page 196).
2. Contact Service.
MS15058/04E 2018-12
| Troubleshooting | 69
TIM-ID: 0000068683 - 006
Summary of Contents for 20V4000G44F
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