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

01-86

Step 8: Evaporative Emissions (EVAP)
system and fuel tank leak detection

Note:
During this diagnosis there should be no engine
load, otherwise the diagnosis is interrupted and
can only be restarted after pressing the
accelerator pedal momentarily.

- Start engine and let run at idle.Basic Settin
g
HELP
Input displa
y group number XXX

Indicated on display
- Press buttons -0-, -7- and -0- to input display group number 70 (070),
and press -Q- button to confirm input.
System in Basic Setting 70
1
2
3
4

Indicated on display (1-4 display fields)
If the diagnosis is initiated by the ECM, the display changes from "Test
OFF" to "Test ON" in display field 4.
Note:
If the display changes from "Test ON" to "Test OFF" during the diagnosis,
briefly accelerate the engine to reset and repeat the test. - Let engine continue to run at idle until the specified value "EVAP OK" is
indicated in display field 4.
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