01-75
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 a period of
acceleration.
- Start engine and let run at idle.Initiate 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, 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.
Pa
ge 18 of 22 Readiness code11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
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pair&id=AUDI.B5.FU02.01.2
