1997 AUDI A4 AC System On Board Diagnostic Workshop Manual

display, they are installed in the following
vehicles:

in vehicles with radio navigation system
(implemented gradually in m.y. 1998)
in vehicles with radio navigation system after
VIN 200000 of m.y. 1999
Pa
ge 89 of 91 A/C s
ystem, On Board Dia
gnostic
(OBD
)
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.HA01.01.1

01-62

Code

Meaning
00 Place holder, unallocated

1 USA

4 4 cylinder engine

6 6 cylinder engine

0 Left Hand Drive gas engine

Coding example

00140 USA 4 cyl. Left Hand Drive gas engine
00160 USA 6 cyl. Left Hand Drive gas engine
Pa
ge 90 of 91 A/C s
ystem, On Board Dia
gnostic
(OBD
)
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.HA01.01.1

01-63

Read Measuring Value Block (function
08)


Notes:
10 measuring value blocks each containing 4
measured values are available.
When performing read measuring value block,
function 08:
Control of A/C system is possible (compressor
runs, air distribution control is possible etc.)

Pa
ge 91 of 91 A/C s
ystem, On Board Dia
gnostic
(OBD
)
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.HA01.01.1