Renault Laguna III Manual page 1688

Exhaust fuel injector: Removal - Refitting
V9X
REFITTING
I - REFITTING PREPARATION OPERATION
a parts always to be replaced: Exhaust fuel injec-
tor seal (10,08,02,14).
a
WARNING
Do not remove the blanking plugs from each
component until the last moment.
Also, do not remove the components from their
packaging until they are to be fitted to the vehi-
cle.
II - REFITTING OPERATION FOR PART
CONCERNED
a Refit:
- two new seals for the exhaust fuel injector,
- the exhaust fuel injector,
- the exhaust fuel injector clamp.
Note:
Before tightening the injector bracket bolt, ensure
that the exhaust fuel injector is positioned prop-
erly in relation to its bracket: flat surfaces to
guide the bracket on the injector ensure this cor-
rect position.
If the injector is incorrectly positioned, the entire
particle filter will not work properly as the diesel
fuel jet will not be correctly oriented.
a Torque tighten the exhaust fuel injector bracket
bolt (21 N.m).
a Connect the exhaust fuel injector connector.
a Fit the fuel supply union of the exhaust fuel injector.
a Remove the blanking plugs.
a Connect the fuel supply union to the exhaust fuel in-
jector.
III - FINAL OPERATION
a Apply the after repair procedure to check system
sealing using the Diagnostic tool :
- connect the Diagnostic tool,
- select « Injection computer » ,
- go to repair mode,
EXHAUST
- display the « before/after repair procedure » for the
- select « Exhaust fuel injection system » in the
- carry out the operations described in the « After re-
a Refit:
- the lower engine tie-bars (see 1 9 D, Engine
- the engine undertray.
19B-122
computer selected,
« List of components controlled by this computer »
section,
pair procedure » section.
mounting, Lower engine tie-bar: Removal - Re-
fitting, page 19D-85) ,
19B