Passat Sedan V6-2792cc 2.8L DOHC (AAA) SFI (1997)
Three Way Catalytic Converter: Service and Repair
LEGEND
1
Heat Shield
2
Lifting Eye
3
Exhaust System Nut
4
Exhaust Manifold
5
Electrical Connector
6
Heated Oxygen (HO2S) Sensor
7
Three Way Catalyst (TWC)
8
To Front Muffler
9
Front Pipe Gasket
10
Front Exhaust Pipe
11
Front Pipe To Manifold Nut
12
Exhaust Manifold Gasket
NOTE:
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During removal and installation procedures, refer to the component location illustration above and component notes below.
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After repairs be sure that the exhaust system is not under tension and that there is sufficient clearance between the exhaust system and the body.
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If necessary, loosen all clamps and align muffler and exhaust pipes for sufficient clearance and even load distribution at all mounting rings.
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Always replace self-locking nuts.
COMPONENT NOTES
Exhaust System Nut (3)
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Tighten to: 25 Nm (18 ft. lbs.).
Exhaust Manifold (4)
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Two part.
Connector (5)
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For (H2OS) sensor and sensor heater.
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Secured to right rear engine/trans. mount.
H2OS (6)
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Tighten to: 50 Nm (37 ft. lbs.).
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Lubricate threads only with anti-seize "G5", or equivalent.
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Do not allow anti-seize to get into slots of sensor.