air condition AUDI TT 1998 8N / 1.G ATW Engine Readiness Code User Guide

01-93


Display fields

1 2 3 4
Display group 070: Diagnostic of tank ventilation valve
Display xx % xx %
---
Indicated Degree tank
ventilation valve is
opened Oxygen
sensor control
Diagnostic
value
Diagnostic condition
Functional
range

Test OFF
Test ON
TVV OK
TVV not OK
Aborted
Specified
value 0 to 99 % -7.0 to 7.0 %

TVV OK
Note


If "TVV not OK" is displayed: Check DTC memory Page 01
-
16
. Check Evaporative Emission (EVAP) canister purge
regulator valve -N80- Page 24
-107

If specified value "TVV OK" is obtained:

- Press -C- button.
Pa
ge 32 of 35 Readiness code11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU06.01.8

01-95


Display fields

1 2 3 4
Display group 071: Diagnostic of tank seal
Display --- --- ---
---
Indicated Condition Reed-
Terminal DTC
message System condition
Diagnostic condition
Functional
range Reed open
Reed closed Small leak
Large leak System test
Measurement
END
Measurement Test OFF
Test ON
System OK
System not OK
Aborted
Specified
value Reed open --- END
Measurement System OK
Note


If "System not OK" is displayed: Check DTC
memory Page 01
-16

If specified value "Syst. OK" is obtained:

-
Press button.Rapid data transfer
HELP
Select function XX

Indicated on display (function selection)
Work step 13: Read readiness code
Pa
ge 34 of 35 Readiness code11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU06.01.8