Audi AMB Service Manual page 270

ENGINE 1.8 Liter 4-Cyl. 5V Turbo Engine Mechanical, Engine Code(s): AMB
Grease threads only with hot bolt paste G 052 112 A3; paste must not be allowed to come into contact

with slits in sensor body
Checking: --> 24 - MULTIPORT FUEL INJECTION (MFI)
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4 - Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) G130 , 50 Nm
Brown connector

Grease threads only with hot bolt paste G 052 112 A3; paste must not be allowed to come into contact

with slits in sensor body
Checking: --> 24 - MULTIPORT FUEL INJECTION (MFI)

5 - Catalytic converter
Protect from impact damage

Removing and installing --> Catalytic converter, removing and installing
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6 - Gasket
Always replace
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7 - 25 Nm
8 - Front exhaust pipe
With decoupling element

To avoid damage, do not bend decoupling element by more than 10 °
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9 - Front clamp
Align exhaust system so it is free of stress before tightening clamp --> Exhaust system - vehicles with

all wheel drive, aligning stress-free
Installed position of bolt ends Installed position of front clamp
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Tighten bolted connections evenly
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10 - 40 Nm
11 - Spacer sleeve
12 - Buffer
13 - Lug
14 - Washer
15 - M10 bolt, 30 Nm
2005 Audi A4 Quattro
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