check engine AUDI A8 1999 D2 / 1.G 01V Transmission Read Measuring Value Block E18/2 Workshop Manual

01-253

Display
group
number Display
field Description
Test requirements
Spec. value on
V.A.G1551
display Corrective actions
007
4 Torque
converter (TC)
slip speed While
driving
1) TC open 0......standstill
RPM
Repair Manual, 5 Spd.
Automatic Transmission 01V, Repair Group 37,
- Check ATF oil level
- See DTC table, DTC number
17105 / P0721 and 17125/P0741
page 01
-45



TC control
(last shift
process at
least 20
seconds ago) 20...120 RPM
Repair Manual, 5 Spd.
Automatic Transmission 01V, Repair Group 37,
- Determine which element is
faulty or not activated,
transmission with shift elements

TC closed 0...20 RPM
- Check plausibility between
engine RPM, transmission input
RPM and transmission RPM,
display group number 001
1) While driving, a second mechanic is required to read specifications.
Note:
Pa
ge 31 of 42 Read Measurin
g Value Block
(scan tool function 08
) for transmissions with h
ydraulic control -E18/2-
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.AT02.01.14

01-255

Display
group
number Display
field Description
Test requirements
Spec. value on
V.A.G1551
display Corrective actions
008
1
Kick down switch -F8- Kick-
down
operated
2)
Kick-down - Check kick-down
switch, perform
electrical test page
01
-273


not operated -

2 Throttle valve value or
value from accelerator
pedal position While
standing idle 0...1 % When accelerating from
idle to Wide Open
Throttle (WOT), %-value
increases steadily.


Wide Open
Throttle
(WOT)
99...100 % - See DTC table, DTC
18269 / P1861 page
01
-45

- See also display group
number 002, display
field 2

3 Signal for
deceleration/engine under
load While
driving
1) Deceleration
mode Deceleration For down-hill or delay
(engine braking)


Engine under
load
- Engine is under load
during normal driving
conditions.
Pa
ge 34 of 42 Read Measurin
g Value Block
(scan tool function 08
) for transmissions with h
ydraulic control -E18/2-
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.AT02.01.14

01-261

Display
group
number Display
field Description
Test requirements
Spec. value on
V.A.G1551
display Corrective actions
013
1)
1 CAN-bus
normalizing torque While standing with
ignition switched on Nm
2 CAN-bus engine
code
0 ... 63
- See DTC table, DTC
18157/P1749 and 18249 /
P1841 page 01
-45

3 CAN-bus
Transmission
code
1
- Check coding of Engine
Control Module (ECM)
4 CAN-bus software
version code
0 ... 63
- See DTC table, DTC 18263 /
P1855 page 01
-45

1) This display group number is not displayed until model year 2000 (May 1999)
Notes for display group number 013;
Display field 2 and 4: When replacing the ECM, the same indication that appeared for the old control module should
appear after installation. If this is not the case, the wrong ECM was installed, or it is wrongly coded.
Pa
ge 41 of 42 Read Measurin
g Value Block
(scan tool function 08
) for transmissions with h
ydraulic control -E18/2-
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.AT02.01.14