– After tightening brake lines, tighten hydraulic unit -1-.
– Remove brake pedal actuator - V.A.G 1869/2- .
– Bleed brake system ⇒ page 154 .
– Code ABS with EDL control unit - J104- . ⇒ Code control unit
using VAS 5051B or VAS 5052 via ”Guided Fault Finding”
function.
– When renewing the control unit, select the function “Replace”
for the relevant control unit in the “Guided Fault Finding”.
To do so, use the vehicle diagnostic, testing and information sys‐
tem - VAS 5051B- or -VAS 5052- .
– Perform final control diagnosis after attaching brake lines to
hydraulic unit. ⇒ Vehicle diagnostic, testing and information
system - VAS 5051B- or -VAS 5052-
Note
The final control diagnosis indicates whether the connection has
been interchanged.
Tightening torques
Component
Nm
Brake lines to hydraulic unit M10 (brake line di‐
ameter 5 mm)
12
Brake lines to hydraulic unit M12 (brake line di‐
ameter 5 mm)
12
Brake lines to hydraulic unit M12 (brake line di‐
ameter 8 mm)
16
– Install plenum chamber cover. ⇒ Rep. gr. 50
– Install rubber seal -1-.
Caution
Make sure that the brakes work properly before the vehicle is
driven on the road.
Audi A6 2005 ➤ , Audi A6 Avant 2005 ➤
Brake system - Edition 04.2019
4. Anti-lock brake system (ABS) Bosch 8.0 45