Defender. Manual — part 192
The rear of the outlet pipe flared end locates into the center section and a loose flange is located onto the two M10
studs. The joint is made with two M10 nuts compressing and securing the joint.
CENTER SECTION
The center muffler is a rolled lock seamed 3 pass absorption construction with a capacity of 21.33 liters (1302in
3
). The
muffler contains baffles, perforated tubes and E-glass fiber packs which reduce noise as the exhaust gases pass through
the muffler. A hanger bar is welded to the front muffler inlet pipe, pointing to the left hand side and provides for the
location of a mounting rubber. Another hanger bar is welded to the rear right hand side of the silencer on 90in and
outlet pipe on 110in/130in. The inlet and outlet pipes are 63.5mm (2.5in) outside/diameter x 1.5mm (0.06in) thick wall
tube.
The center section is secured to the rear section using a flange to flange joint. The rear mounting flange has three studs
locating into three holes in the rear section and is secured with 3 x M10 nuts.
REAR SECTION
The 90in rear section uses a straight through lock seamed muffler volume 0.73 liters (44.55in
3
). The inlet pipe is
63.5mm (2.5in) outside diameter x 1.5mm (0.06in) thick wall tube, with a flange to connect to the center section. The
outlet pipe is 70mm (2.76in) outside diameter x 1.2mm (0.047in) thick wall tube with a rolled end safety feature. The
outlet pipe has a mounting bar welded to the left hand side which locates in a mounting rubber.
The 110/130in rear section uses a straight through lock seamed muffler volume 0.73 liters (44.55in
3
). The inlet pipe is
63.5mm (2.5in) outside diameter x 1.5mm (0.06in) thick wall tube, with a flange to connect to the center section. The
outlet pipe is 63.5mm (2.5in) outside diameter x 1.2mm (0.047in) thick wall tube with a rolled end safety feature. The
outlet pipe has a mounting bar welded to the left hand side which locates to a mounting rubber.
Exhaust System - 2.4L Duratorq-TDCi HPCR (103kW/140PS) - Puma -
Catalytic Converter
Removal and Installation
Removal
1.
WARNING: Do not work on or under a vehicle
supported only by a jack. Always support the vehicle on safety
stands.
Raise and support the vehicle.
For additional information, refer to:
Lifting
(100-02 Jacking
and Lifting, Description and Operation).
2. Remove the turbocharger heat shield.
Remove the 5 bolts.
3. Remove the catalytic converter heat shield.
Remove the 2 bolts.
4. Remove and discard the 4 nuts from the catalytic
converter.
5. Remove and discard the 4 studs from the catalytic
5. Remove and discard the 4 studs from the catalytic
converter.
6. NOTE: Left-hand side shown, right-hand side similar.
Remove the chassis cross member.
Remove the 8 bolts.
7. Remove the front driveshaft.
For additional information, refer to:
Front Driveshaft
(205-01
Driveshaft, Removal and Installation).
8. Release the catalytic converter.
Remove and discard the 2 nuts.
9. Remove the catalytic converter.
Remove the 4 bolts.
Installation
1. Install the catalytic converter.
1. Install the catalytic converter.
Loosely install the bolts.
2. Secure the catalytic converter.
Loosely install the new nuts.
3. Install 4 new studs to the catalytic converter.
4. Install 4 new nuts to the catalytic converter.
Tighten to 45 Nm (33 lb.ft).
5. Install the catalytic converter heat shield.
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