battery AUDI A4 1998 B5 / 1.G APB Engine Lubrication System Components Workshop Manual

17-32

Upper and lower sections of oil pan,
removing and installing


Special tools, testers and equipment
required

Engine support bracket 10-222A with adapter
10-222A/3
Drip tray VAG 1306
Electric drill with plastic brush attachment
Silicone sealant D 176 404 A2
Torque wrench 10 Nm/ 45 Nm

- Obtain radio theft code on vehicles with coded
radio.

- With ignition switched off, disconnect battery
Ground strap.

- Pull out dipstick.
Pa
ge 34 of 74 Lubrication s
ystem com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE05.17.1

17-65

Oil pressure and oil pressure switch,
checking


Note:
Servicing and checking function of oil pressure
warning lamp and buzzer:

Electrical Wiring Diagrams, Troubleshooting &
Component Locations

Test procedure

- Remove oil pressure switch (F1) and screw oil pressure switch into
tester.
- Screw tester into oil pan in place of oil pressure switch.
- Connect brown wire of tester to ground (GND) (-).
- Using test leads from VAG 1594, connect diode test lamp VAG 1527
between positive battery terminal (+) and oil pressure switch.
- Start engine and gradually increase engine speed.
LED should light up at 1.2...1.6 bar, otherwise replace oil pressure
switch.
- Increase engine speed further.

At 2000 RPM and an oil temperature of 80 C oil pressure should be at
least 2.0 bar.
Pa
ge 71 of 74 Lubrication s
ystem com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE05.17.1