R750EU5 - IE3 - TE4 - IE4 - ISE4
English 59 Ed.8 / 10-2012
GB
Problem Cause Remedy
Light emission of white smoke
from the exhaust pipe
oil level too high Adjust the oil level
Worn segments
Check compression
Apply to an authorised workshop
Worn valve guideways
Check wear
Apply to an authorised workshop
Abundant emission of white
smoke from the exhaust pipe
Burnt gasket head Apply to an authorised workshop
Water pump malfunction
Replace the pump
Apply to an authorised workshop
Replace the belt (See “Changing
the belt (type Poly-V)”)
Thermostat valve malfunction
Replace the valve
Apply to an authorised workshop
Coolant too low
Top up, if necessary (See
“Engine coolant level check”)
The pressure gauge shows a
too low engine oil pressure and
the corresponding warning light
comes on
Failure of pressure gauge
Check or replace the pressure
gaug
Apply to an authorised workshop
Oil level too low
Adjust the oil level (See “Engine
oil level control”)
Oil pump failure
Check or replace the pump
Apply to an authorised workshop
Faulty sensor
Check and, if appropriate,
replace the sensor.
Apply to an authorised workshop
engine oil lter blocked
Replace the engine oil lter (See
“Oil lter cartridge replacement”)
The coolant temperature warning
light comes on
Coolant too low
Adjust the engine coolant level
(See “Engine coolant level
check”)
Stucked overpressure valve of
the load plug
Replace the plug
Water pump malfunction
Replace the pump
Apply to an authorised workshop
Thermostat valve malfunction
Replace the valve
Apply to an authorised workshop
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