Renault Laguna III Manual page 1655

Exhaust gas temperature sensor: Removal - Refitting
V9X
a Unclip:
- the exhaust gas temperature sensor connector
(12) from its mounting.
- the wiring (13) from the exhaust gas temperature
sensor.
a Loosen the nut (14) of the exhaust gas temperature
sensor with the tool (Mot. 1807).
a Remove the exhaust gas temperature sensor.
REFITTING
I - REFITTING PREPARATION OPERATION
a Always replace:
- the catalytic pre-converter stay studs,
- the turbocharger heat shield nuts,
- the studs on the heat shield of the turbocharger, if
they were loosened during the removal operation.
II - REFITTING OPERATION FOR PART
CONCERNED
a Refit the exhaust gas temperature sensor.
a Torque tighten the exhaust gas temperature sen-
sor nut (32 N.m) using the (Mot. 1807).
a Clip:
- the wiring of the exhaust gas temperature sensor,
- the exhaust gas temperature sensor connector on
its mounting.
EXHAUST
a Connect the exhaust gas temperature sensor con-
nector.
III - FINAL OPERATION
a Refit the turbocharger heat shield.
a Fit the rigid cooling pipes of the exhaust fuel injector
cooler on the catalytic pre-converter and the turbo-
charger.
a Refit:
- the nut of the rigid cooling pipes of the exhaust fuel
- the catalytic pre-converter upper stay.
a Fit without tightening the nut of the catalytic pre-con-
verter upper stay.
a Refit the catalytic pre-converter lower stay.
a Fit without tightening the lower stay nuts on the up-
per stay.
137913
a Torque tighten the catalytic pre-converter stay
studs on the cylinder block and on the gearbox
(8 N.m).
a Fit without tightening:
- the lower stay nuts on the cylinder block and on the
- the lower stay nuts on the catalytic pre-converter.
a Tighten to torque:
- the catalytic pre-converter upper stay nut (21
- the lower stay nuts on the upper stay (21 N.m),
- the lower stay nuts on the cylinder block and on
- the lower stay nuts on the catalytic pre-convert-
a Clip the crankshaft position sensor wiring onto the
catalytic pre-converter stay.
a Refit:
- the lower engine tie-bars (see 1 9 D, Engine
- the rigid cooling pipe nut on the turbocharger.
a Torque tighten the turbocharger heat shield nuts
(8 N.m).
a Connect the cooling hose to the turbocharger rigid
cooling pipe.
a Fit the turbocharger cooling hose clip using the
(Mot. 1448).
19B-89
injector cooler on the catalytic pre-converter,
gearbox,
N.m),
the gearbox (21 N.m),
er (21 N.m).
mounting, Lower engine tie-bar: Removal - Re-
fitting, page 19D-85) ,
19B