14 - Sealing plug
15 - Brake fluid level warning contact -F34-
2.2 Removing and installing brake servo
2.2.1 Removing and installing brake ser‐
vo [NX6], left-hand drive vehicles
Special tools and workshop equipment required
♦ 11 mm open ring spanner insert -V.A.G 1410/6-
♦ Socket set, 39-piece -VAS 6928-
♦ Torque wrench -VAS 6854-
♦ Universal joint -V.A.G 1410/7-
♦ assembly tool -V.A.G 1410/8-
♦ brake filling and bleeding equipment -VAS 6860-
♦ engine bung set -VAS 6122-
♦ hot air blower -VAS 1978/14A-
The brake servo -NX6- will henceforth be referred to as “brake
servo”.
For sealing plugs (assembly parts), see electronic parts cata‐
logue (ETKA)
1 - M10 sealing plugs
2 - M12 sealing plugs
Removing
– If the brake servo control unit -J539- is renewed, carry out
the test plan for the renewal of the brake servo control unit
-J539- using ⇒ Vehicle diagnostic tester .
– Remove battery tray ⇒ Electrical system; Rep. gr. 27; Bat‐
tery; Removing and installing battery tray .
– Remove air intake unit of heater and air conditioning unit
⇒ Heating, air conditioning system; Rep. gr. 87; Front heater
and air conditioning unit; Removing and installing air intake
unit of heater and air conditioning unit
– Extract as much brake fluid as possible from brake fluid res‐
ervoir -1- using brake filling and bleeding equipment -VAS
6860- -A- .
ID.4 2021 ➤
Brake system - Edition 07.2021
72 Rep. gr.47 - Brakes - hydraulics