lock AUDI TT 1995 8N / 1.G ATW Engine Additional Signals Workshop Manual

24-158

WARNING!

To reduce the risk of accident during road
tests, always observe safety precautions
Page 24
-1 .
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-, -0- and -5- to select "display group number 005" and
press -Q- button to confirm input.
Read Measuring Value Block 5
1
2
3
4

Indicated on display
Determining via road test whether vehicle speed is displayed in display
field 3.
- If vehicle speed is not display, lift vehicle -if possible using a vehicle lift-
until front left wheel is free.
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24-161

Test sequence

- Connect VAS5051 tester or VAG1551 scan tool
and select control module for engine electronics
using "address word" 01 Page 01
-10
. Engine
must run at idle.
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 measurin
g value block
Q
Enter displa
y group number XXX

When indicated on display
- Press buttons -0-, -5- and -0- to select "display group number 050" and
press -Q- button to confirm input.
Read Measuring Value Block 50
1
2
3
4

Indicated on display(1 to 4 display fields) - Switch A/C system off.

Specified value in display field 4: Compr. OFF
- Switch A/C system on using "Auto" button and adjust A/C system to
maximum cooling or heating power. Compressor must run.
Specified value in display field 4: Compr. ON
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24-170

Rapid data transfer
HELP
Select function XX

When indicated on display
Note:
Measuring value blocks 125 and 126 indicate the participants in the
powertrain data-BUS. - Press buttons -0- and -8- to select "Read Measuring Value Block" and
press -Q- button to confirm input.
Read measurin
g value block
Q
Enter displa
y group number XXX

When indicated on display
- Press buttons -1-, -2- and -5- to select "display group number 125" and
press -Q- button to confirm input.
Read Measuring Value Block 125
1
2
3
4

When indicated on display
- Check indications in display fields 1 through 4.
CAN capable control modules connected to the Engine Control Module
(ECM) are indicated:

No indication: Control module not CAN-capable
Indication 1: CAN capable control module is connected to databus
Indication 0: CAN capable control module is not connected to
databus
Read Measuring Value Block 126
1
2
3
4

- Check under display group 126 in the same manner.
-
Press button.
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yp
e=re
pair&id=AUDI.B5.FU06.24.5