hood open AUDI A8 1998 D2 / 1.G AHA Engine Readiness Code Workshop Manual

01-89

Notes:
If display field 4 changes from "Test ON" to "Test
OFF" and "Abort" appears in display field 2,
repeat the diagnosis of fuel tank leak detection.
Shut the engine off, start the engine again and
repeat the leak detection test.
Diagnosis conditions for fuel tank leak detection:

Intake Air Temperature (IAT) must be less than
60 C (140 F) display group 4, display field 4
(the temperature can be reduced by opening
the hood).

The throttle valve angle for vehicles with
automatic transmissions must be smaller than
10 display group 3, display field 3

The throttle valve angle for vehicles with
manual transmissions must be smaller than
10 display group 3, display field 3
If "Syst. n. OK" is indicated in display field 4:

- Check DTC memory page 01
-16
.
If the specified value "Syst. OK" is indicated in
display field 4:
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