torque AUDI A4 1998 B5 / 1.G ABS Bosch 5.3 Workshop Manual
Page 2 of 6
45-19
 
  
ABS hydraulic control unit and brake lines
 
The tightening torque for all brake lines on the Audi 
A4 is 15 Nm (11 ft lb).  
1 - 
Brake master cylinder and brake servo 
2 - 
Brake line 
Brake master cylinder/primary piston circuit 
to hydraulic control unit 
3 - 
Brake line Brake master cylinder/secondary piston 
circuit to hydraulic control unit 
4 - 
Brake line Hydraulic control unit to left-front brake 
caliper 
5 - 
Brake line Hydraulic control unit to right-front brake 
caliper 
Pa
ge 2 of 6 Anti-lock Brake S
ystem 
(ABS
), Bosch 5.3
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU03.45.3