19-29
Vehicles with large cap
All models - Using VAG1274/8 adapter, attach VAG1274 cooling system tester to
coolant expansion tank.
- Use tester hand pump to create approx. 1.0 bar (14.5 psi) pressure.
- If pressure drops, check for leaks and repair.
Pa
ge 33 of 34 Coolin
g system com
ponents, removin
g and installin
g
11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE02.19.1
19-30
Pressure relief valve in cap, checking
Vehicles with small cap
Vehicles with large cap - Using VAG1274/1 adapter (2 parts), attach VAG1274 cooling system
tester to coolant expansion tank cap.
- Pump using hand pump.
Pressure relief valve must open at 1.2-1.5 bar (17.4-21.75 psi).
- Using VAG1274/9 adapter attach VAG1274 cooling system tester to
coolant expansion tank cap.
- Pump using hand pump.
Pressure relief valve must open at 1.4-1.6 bar (20.3-23.2 psi).
Pa
ge 34 of 34 Coolin
g system com
ponents, removin
g and installin
g
11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE02.19.1
