Skoda Octavia II 2004 Workshop Manual page 71

❑ Distinguishing feature: ∅ 5,25 mm and pipe screw with thread M12 x 1
6 - Brake line, 14 Nm
❑ to rear left brake caliper
❑ Distinguishing feature: ∅ 5.25 mm and pipe screw with short thread M12 x 1
7 - Brake line, 14 Nm
❑ to rear right brake caliper
❑ Distinguishing feature: ∅ 5,25 mm and pipe screw with thread M10 x 1
8 - Dummy plug
9 - Pressure sensor for the brake servo unit -G294-
❑ only on vehicles with petrol engines with brake vacuum pump
❑ Removing and installing
❑ Check ⇒ Vehicle diagnostic tester
10 - Vacuum line
❑ with non-return valve
11 - Gasket
❑ for brake servo
12 - Sealing grommet
❑ for the connection of the vaccum hose
13 - Brake servo
❑ on petrol engines, the required negative pressure is drawn from the intake manifold or it is generated
with a vacuum pump
❑ vehicles using a diesel engine are fitted with a vacuum pump for generating a low pressure
⇒ page 178
❑ Inspect proper operation:
– With the engine off press down brake pedal repeatedly with force (this reduces the pressure already
present in the device).
– Now step on and hold brake pedal with medium pressure and start engine. If the brake servo is functioning
properly, the brake pedal will be felt to go down as the servo takes effect.
❑ if there are faults replace completely
❑ Removing and installing
14 - Sealing ring
15 - Master brake cylinder
❑ cannot be repaired, replace completely in the event of faults
❑ Removing and installing
16 - The brake light switch - F- and brake pedal switch - F47-
❑ as of 11.05 mounted onto the master brake cylinder
❑ Removing and installing
❑ Check ⇒ Vehicle diagnostic tester
17 - Screw, 5 Nm
18 - Protection plate
19 - Nut, 25 Nm
❑ replace after each removal
20 - Sealing grommets
❑ moisten with brake fluid and press in brake fluid reservoir
6. Hydraulic control unit, brake servo unit/master brake cylinder ABS Mark 60/Mark 60 EC (ABS/EDL/TCS/ESP (ESC))
⇒ page 185
⇒ page 178
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unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.�
⇒ page 192
⇒ page 186
⇒ page 149
Octavia II 2004 ➤ , Octavia II 2010 ➤
Brake systems - Edition 11.2017
65