Audi A6 Typ 4G: Brake System
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PR Number Allocation - Brakes
The brake system installed in a vehicle is documented on the
vehicle data sticker via the relevant PR number.
Example of a vehicle data label:
A - Front Brakes
General Information
The operation takes place on a test stand.
When testing, manual transmission vehicles must be in idle
and automatic transmission vehicles must be in driving mode N.
Always fol
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Removing
Note
The window regulator motor can be removed or installed with
the motor or door window in any position.
- Remove the door trim panel. Refer to
→ Body Interior; Rep. Gr.70; Front Door Trim Panels; Front Door
Trim Panel, Removing and Installing.
- Disc
Check Valve, Checking
Check valve is removed. Refer to
→ Chapter "Check Valve, Removing and Installing".
Note
The check valve is installed directly in front of the vacuum
pump.
Valve must allow air to flow in the direction of the arrow.
Valve must remain closed in opposite dir
Identification
