Renault Duster 2007 Manual page 359

Catalytic converter: Removal - Refitting
K4M, and 4X2 TRANSMISSION
Special tooling required
Mot. 1199-01 Exhaust pipe cutter (diame-
ter 35/50 mm and diameter
50/65mm). Complete kit in a
case.
Equipment required
component jack
Tightening torquesm
bolt of the exhaust
flange
oxygen sensor
IMPORTANT
To avoid all risk of damage to the systems, apply
the safety and cleanliness instructions and opera-
tion recommendations before carrying out any
repair (see 19B, Exhaust, Exhaust: Precautions
for the repair, page 19B-6) .
IMPORTANT
Wear cut-resistant gloves during the operation.
IMPORTANT
Catalytic converters contain ceramic fibres, these
are contained within a closed unit, and cannot dis-
perse. Drilling or cutting catalytic converters is pro-
hibited.
WARNING
To prevent the surrounding components from over-
heating, do not damage (tear, pierce, bend, etc.) a
heat shield.
Any damaged heat shields must be replaced.
REMOVAL
I - REMOVAL PREPARATION OPERATION
a Position the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
EXHAUST
a Disconnect the battery (see Battery: Removal - Re-
fitting) (80A, Battery).
II - REMOVAL OPERATION
21 N.m
45 N.m
a Remove the downstream oxygen sensor connector
from its mounting by sliding it (1) .
a Disconnect the downstream oxygen sensor connec-
tor.
a Put a component jack under the catalytic convert-
er.
a Locate the area of the catalytic converter to be cut
(see 19B, Exhaust, Exhaust: List and location of
components, page 19B-1) .
a Use the tool (Mot. 1199-01) to cut the exhaust pipe
in the area to be cut (see 19B, Exhaust, Exhaust:
Precautions for the repair, page 19B-6) .
19B-14
19B
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