Rabbit L5-2.5L (BGP) (2006)
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Identification: Tube fitting with threads M10 x 1
9. Inner Torx bolt, 5.5 Nm
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Use new bolts.
10. Bracket
11. Hex bolt, 8 Nm
12. Gasket
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For brake booster
13. Brake booster
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On gasoline engines, vacuum is supplied from intake manifold.
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Functional check:
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With engine switched off, depress brake pedal firmly several times (to deplete vacuum in tool).
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Depress and hold brake pedal with average foot pressure and start engine. If brake booster is working properly, pedal will be felt to give
noticeably under foot (booster assistance becomes effective).
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Replace as a unit in the event of malfunction (previously, check all vacuum lines).
14. Sealing ring
15. Dual brake master cylinder
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Cannot be serviced. Replace as complete unit if malfunctioning.
16. Hex nut, tighten to 25 Nm
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Always replace after removal
17. Sealing plugs
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Moisten with brake fluid and press into brake fluid reservoir
18. Brake fluid reservoir
19. Cap
20. Sealing plugs
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Connection for vacuum hose
21. Vacuum hose
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Insert into brake booster
22. Brake Booster Pressure Sensor G294
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On vehicles with FSI engine without Hydraulic Brake Vacuum Boosting
Connection of brake lines from dual brake master cylinder to hydraulic unit
On tandem main brake cylinder:
A -
Primary piston circuit of main brake cylinder to hydraulic unit
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Identification: Tube fitting with threads M10 x 1
B -
Secondary piston circuit of main brake cylinder to hydraulic unit
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Identification: Tube fitting with threads M12 x 1
1 -
Hydraulic unit to left front brake caliper
3 -
Hydraulic control unit to right rear brake caliper