Audi A6 2005 - Checking Non-Return Valve; Checking Non-Return Valve - S6

– Release clip using pliers -1-.
– Carefully lever off brake servo pressure sensor - G294- .
Installing
Installation is carried out in reverse sequence.
13.6 Checking non-return valve
Valve should allow passage of air in direction of arrow.
Valve should remain closed in opposite direction.
Observe correct installation position.
13.7 Checking non-return valve - S6
The non-return valve is fitted directly at the vacuum pump.
Valve should allow passage of air in direction of arrow.
Valve should remain closed in opposite direction.
Observe correct installation position.
Audi A6 2005 ➤ , Audi A6 Avant 2005 ➤
Brake system - Edition 04.2019
190 Rep. gr.47 - Brakes - hydraulics