Bleeding
Display on VAS 5051
- Select the diagnosis function "04 - Basic settings" from the menu -1-.
Note. During the next steps the ABS warning lamp flashes.
Display on VAS 5051
1 - Enter display group
- Using the keypad -2-, enter "001" to select Display group 001 and confirm entry with Q key.
Display on VAS 5051
1 - System in basic setting
2 - Display group 1
3 - Press pedal and hold in position.
- Operate pedal with substantial foot pressure and hold.
- Pedal drops, hydraulic pump starts up, pedal returns
Display on VAS 5051
3 - Release pedal; FR/FL bleed screws OPEN <>
- Release pedal, open front bleeder screws.
- Press the [Back Arrow] button to advance to Display group 002.
Display on VAS 5051
1 - System in basic setting
2 - Display group 2
3 - Please wait.. (10 sec.)
- Wait for 10 seconds.
- Hydraulic pump starts up briefly
Display on VAS 5051
3 - Press pedal 10X; bleed screws CLOSED <>
- Press pedal 10 times, close front bleeder screws.
- Press the [Back Arrow] button to advance to display group 003.
Display on VAS 5051
1 - System in basic setting
2 - Display group 3
3 - Press pedal and hold in position.
- Repeat bleeding procedure as specified earlier.
- Press the [Back Arrow] button several times to advance to the next display groups until display group 17 is indicated.
Display on VAS 5051
1 - System in basic setting
2 - Display group 17
3 - Partial bleeding over...
- Press the <-- button to exit from diagnosis function "04 - Basic settings".
Display on VAS 5051
- Select diagnosis function "06 - End output" from the menu -1-.
Display on VAS 5051
- When this display appears, switch off ignition and unplug diagnostic connector.
- Now perform bleeding of brake system. Refer to «Bleeding brake system using brake filler and bleeder unit VAS 5234»(/audi/tt/8n-2003-2006/remont/anti-locktraction-control/#brake-system) .