ignition AUDI A4 1998 B5 / 1.G ESP Service Workshop Manual

45-44

Electronic Stability Program (ESP)
hydraulic pump, removing and installing


Special tools and equipment

Sealing plugs from repair kit Part No. 1H0 698
311A
VAG1551 or VAG1552 scan tool
US1116 brake bleeder

CAUTION!

Part numbers are listed here for reference
only. Always check with your Parts
department for the latest information.

Component location
The ESP hydraulic pump is located on the left side of the engine
compartment below the hydraulic control unit.
Removing
Note:
Switch off ignition before removal or installation work. If the vehicle is - Place vehicle on lift.
Pa
ge 4 of 18 Electronic Stabilit
y Pro
gram
(ESP
) hydraulic unit, servicin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU03.45.5

45-49

Basic Setting


Display group 2 (002): Actuation of Electronic
Stability Program (ESP) hydraulic pump -
V156-
Actuation of the ESP hydraulic pump -V156- is
used to bleed the hydraulic system.

- Connect VAG1551 or VAG1552 Scan Tool
(ST).
V.A.G - ON BOARD DIAGNOSTIC
HELP
1 - Rapid data transfer2 - Blink code output

Indicated on display 1) 1) Operating modes 1 and 2 are displayed alternately
- Switch ignition on.
- Press "PRINT" button to switch printer on; indicator lamp in button
comes on.
- Press button -1- to select "Rapid data transfer" operating mode 1.
- Press buttons -0- and -3- to insert "Brake Electronics" address word
03.
-
Press button.
Rapid data transfer
HELP
Select function XX

Indicated on display
Pa
ge 11 of 18 Electronic Stabilit
y Pro
gram
(ESP
) hydraulic unit, servicin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU03.45.5