SS T-Coolant (EMU)
Cause Corrective action
Safety system detects that the
engine coolant temperature is
too high.
u Reduce power.
SS T-Lube Oil
Cause Corrective action
Safety system detects that lube
oil temperature is too high.
u Reduce power.
Stop Activated (EMU)
Cause Corrective action
EMU has triggered automatic
stop command due to limit value
violation.
1. Determine cause for shutoff and rectify.
2. Observe further display messages/alarms.
TD P-Lube Oil
Cause Corrective action
The two lube-oil pressure
sensors provide different values.
1. Check LOP visually (→ Page 223).
2. Perform LOP test procedures (→ Page 225).
3. Check ECU plug-in connections (→ Page 218).
4. Check engine wiring (→ Page 214).
5. Contact Service.
• Have sensors checked and replaced, if required.
TD T-Coolant
Cause Corrective action
The two coolant temperature
sensors provide different values.
1. Check LOP visually (→ Page 223).
2. Perform LOP test procedures (→ Page 225).
3. Check ECU plug-in connections (→ Page 218).
4. Check engine wiring (→ Page 214).
5. Contact Service.
• Have sensors checked and replaced, if required.
Trolling Active
Cause Corrective action
RCS measuring point. u Status report ("Trolling Active" lamp on).
Cylinder cutout
Cause Corrective action
Measuring point "Cylinder
cutout active".
u Status report for "cylinder cutout/number of cylinders halved"
during idling
MW15406/17E 2014-05 | Troubleshooting | 129
TIM-ID: 0000042361 - 001