sensor AUDI A4 1995 B5 / 1.G 01W Transmission Remove And Install Workshop Manual

34-19

Vehicles with 1.8T four-cylinder engine

- Disconnect wires/and harness connectors as follows:
1 - At solenoid valve for wastegate bypass regulator valve -N75-
2 - At Evaporative Emission (EVAP) canister purge regulator valve -N80-
3 - At power output stage -N122-
4 - At Mass Air Flow (MAF) sensor -G70-
- Disconnect hoses and remove air cleaner housing (arrows).
- Remove coolant expansion tank from bracket and lay to side.

Repair Manual, Engine Mechanical, Repair Group 26
Note:
Do not bend flex pipe on front exhaust pipe more than 10 . - Disconnect harness connector for Heated Oxygen Sensor (HO2S)
(arrow) and move wiring clear.
- Remove nuts securing turbocharger to front exhaust pipe.
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34-20

Vehicles with 2.8 liter six-cylinder engine

All models - Remove intake air duct -A- (arrows).
- Unbolt coolant expansion tank -B- (arrows) and lay to one side.
- Remove Heated Oxygen Sensors (HO2S) on left and right exhaust
pipes using 3337 ring spanner 7-piece set and move clear to side.
- Remove engine/transmission mounting bolts accessible from above.

- Remove noise insulation panel (arrows).
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34-23


All models
Note:
Take care not to damage protective coating on drive axles. - Remove engine speed (RPM) sensor -G28- on left of transmission
(arrow) and move clear to side.
- Disconnect drive axles from flange shafts and rest them on suspension
links.

- Disconnect harness connector from Vehicle Speed Sensor (VSS) (arrow
-A-).
- Disconnect back-up light harness connector (multi-function switch)
(arrow -B-).
- Disconnect all other electrical connections and Ground (GND) wires
from transmission and from engine/transmission mounting bolts.
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34-35

Component

Tightening
torque
Drive axle to flange
shaft M8 40 Nm (30 ft
lb)

M10 77 Nm (57 ft
lb)
Engine Speed (RPM) sensor -
G28- 10 Nm (7 ft
lb)
Clutch slave cylinder to
transmission
Socket-head bolt 1) 20 Nm (15 ft
lb)
Bolt 2) 25 Nm (18 ft
lb)
Heat shields over drive axles to
transmission 23 Nm (17 ft
lb)

Shift rod to transmission 1) 20 Nm (15 ft
lb)
Pivot rod to transmission 40 Nm (30 ft
lb)
Three Way Catalytic Converter
(TWC) to mounts 25 Nm (18 ft
lb)
Front exhaust pipe to
turbocharger or exhaust 25 Nm (18 ft
lb)
Pa
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11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
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pair&id=AUDI.B5.TM01.34.2