2000 AUDI A3 buttons

01-69

Read readiness code


Test sequence

- Connect VAS5051 tester or VAG1551 scan tool
and select control module for engine electronics
using "address word" 01 Page 01
-10
. Ignition
must remain switched on.
Rapid data transfer
HELP
Select function XX

When indicated on display
- Press buttons -0- and -8- to select "Read Measuring Value Block" and
press -Q- button to confirm input.
Read measuring value block
Q
Enter displa
y group number XXX

When indicated on display
- Press buttons -0-, -8- and -6- to select "display group number 086" and
press -Q- button to confirm input.
Read Measuring Value Block 86
1
2
3
4

When indicated on display
- Check readiness code in display field 1

Specification: 0 0 0 0 0 0 0 0
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01-74

Work step 1: Check DTC Memory

Test requirement:

Engine not running, ignition switched on.

- Connect VAS5051 tester or VAG1551 scan tool
and select control module for engine electronics
using "address word" 01 Page 01
-10
.
Rapid data transfer
HELP
Select function XX

When indicated on display
- Press buttons -0- and -2- to select "Check DTC memory" and press -Q-
button to confirm input.
X malfunctions reco
gnized!

Number of stored DTCs or "No DTC recognized" will be indicated on
display.
If a DTC is stored:
If no DTCs are stored: - Repair malfunction, erase DTC memory. Road test vehicle and then
check DTC memory as a control measure.
-
Press button.
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01-75

Work step 2: Erase DTC Memory

Test requirement:

Engine not running, ignition switched on.
Rapid data transfer
HELP
Select function XX

When indicated on display
Note:
When DTC memory is erased, readiness code is reset and must therefore
be re-generated. - Press buttons -0- and -5- to select "Erase DTC memory" and press -Q-
button to confirm input.
Rapid data transfer DTC Memor
y is erased!

When indicated on display
-
Press button.
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01-76

Work step 3: Adapt throttle valve control
module to Engine Control Module (ECM)

Test requirement:

Engine not running, ignition switched on.
Rapid data transfer
HELP
Select function XX

When indicated on display
- Press buttons -0- and -4- to select "Initiate basic setting" and press -Q-
button to confirm input.
Basic Setting
Q
Enter display group number XXX

When indicated on display
- Press buttons -0-, -6- and -0- to select "display group number 060" and
press -Q- button to confirm input.
System in basic setting 60
1
2
3
4

When indicated on display
- Check specified values in display fields 3 and 4
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01-78

Work step 4: Kick down function, adapting
1)

1) Only vehicles with automatic transmission

Test requirement:

Engine not running, ignition switched on.
Basic Setting
Q
Enter displa
y group number XXX

When indicated on display
- Press buttons -0-, -6- and -3- to select "display group number 063" and
press -Q- button to confirm input.
System in basic setting 63
1
2
3
4

When indicated on display
Note:
There will be a prompt: "Operate kickdown".
Note:
During adaptation of the kick down point, the VAG1551 will display "Kick
down ADP in progress". After successful adaptation of the kick down
point, the VAG1551 will display "Kick down ADP OK". - Depress accelerator pedal completely, past kick down point, and hold
down.
- Check specified value in display field 4:
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01-80

Work step 5: Check operating condition of
oxygen sensor control

- Start engine (for a vehicle with manual
transmission: engage clutch).

Note:
After starting engine, it may be necessary to
select the Engine Control Module (ECM) again
using "address word" 01 and the function "Initiate
basic setting" using "04".

- Install VAG1788/10 RPM adjuster on accelerator
pedal and raise engine speed to 2000 RPM.

Test requirement:

Engine running at 2000 RPM.
Basic Setting
Q
Enter display group number XXX

When indicated on display
- Press buttons -0-, -3- and -0- to select "display group number 030" and
press -Q- button to confirm input.
System in basic setting 30
1
2
3
4

When indicated on display
Note: - Check oxygen sensor status in display fields 1 and 2.
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Work step 6: Diagnostic of oxygen sensor
aging before catalytic converter

Test requirement:

Engine continues to run at 2000 RPM.
Basic Settin
g
Q
Enter display group number XXX

When indicated on display
- Press buttons -0-, -3- and -4- to select "display group number 034" and
press -Q- button to confirm input.
System in basic setting 34
1
2
3
4

When indicated on display
Note:
A few minutes may pass until a diagnostic result is reached. - Check specified value in display field 4:
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01-84

Work step 7: Diagnostic of operational
readiness of oxygen sensor behind catalytic
converter

Test requirement:

Engine continues to run at 2000 RPM.
Basic Setting
Q
Enter displa
y group number XXX

When indicated on display
- Press buttons -0-, -3- and -6- to select "display group number 036" and
press -Q- button to confirm input.
System in basic setting 36
1
2
3
4

When indicated on display
- Check specified value in display field 2:
Pa
ge 23 of 35 Readiness code11/21/2002 htt
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e=re
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