Renault Laguna III Manual page 1032

Fuel pressure regulator: Removal - Refitting
M9R, and 742 or 744 or 746
- the fuel pressure regulator seal.
a Refit the new fuel pressure regulator seal.
a Lubricate the fuel pressure regulator seal.
a Remove the blanking plug on the high pressure
pump.
a Flush the fuel pressure regulator housing by activat-
ing the manual priming pump.
II - REFITTING OPERATION FOR PART
CONCERNED
a Refit:
- the fuel pressure regulator by gently rotating it
clockwise and gently pushing it until it is fully en-
gaged,
- the fuel pressure regulator bolts.
a Torque tighten the fuel pressure regulator bolts (6
Nm).
a Connect the fuel pressure regulator connector.
III - FINAL OPERATION.
a Fit the engine wiring.
a Remove the blanking plug.
a Connect the fuel return pipe quick release union to
the high pressure pump.
a Refit the air filter box air outlet pipe.
a Clip:
- the turbocharging pressure regulator control pipe
of the turbocharger on the air filter box air outlet
pipe,
- the air flowmeter wiring to the air filter box air outlet
pipe.
a Connect the oil vapour rebreathing pipe.
a Torque tighten the clip on the air filter box air out-
let pipe at the turbocharger end (5.5 Nm).
a Refit:
- the air filter box (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
- the engine cover.
a Connect the battery (see Battery: Removal - Refit-
ting) (MR 415, 80A, Battery).
DIESEL INJECTION
13B-93
13B