7-74
Maintenance
X6 - P/N 6525032M1
STEP 51A
Fuel injectors
WARNING: If you need to open the bonnet, follow the
procedure indicated under "How to open the bonnet".
WARNING: Always use the specific PPE for the opera-
tion concerned.
WARNING: Maintenance operations must be carried
out when the engine is off. Make sure that the hand
brake is engaged and the key is not inserted in the
dashboard.
WARNING: Beware of burns caused by hot tractor and
engine parts [4.1.n]
Have the injectors and fuel system checked by your
Dealer's specialised personnel.
NOTE: Thoroughly clean the area in which you must
work before loosening or disconnecting any part of the
injection system.
NOTE: Place covers on all the tubes and injector orifices
to prevent dirt from penetrating.
Check condition of fuel injectors
The fuel injectors must not be cleaned. New injectors
must be fitted by your dealer if there is damage or a fault
occurs as listed below:
– Engine will not start or is difficult to start.
– Not enough power.
– Engine misfires or runs erratically.
– High fuel consumption.
– Black exhaust smoke.
– Engine knocks or vibration.
– Excessive engine temperature.
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