check engine AUDI A8 2001 D2 / 1.G 01V Transmission ATF Checking And Changing Workshop Manual

37-134

Test requirements:

Transmission must not be in emergency
running mode.
Vehicle on level ground.
Selector lever in "P", let engine run at idle.
A/C system and heating switched off.
ATF temperature must not be higher than
30 C at start of test, allow transmission to
cool down if necessary.

Notes:

ATF level changes with ATF temperature.
Performing ATF level check when ATF
temperature is too low causes overfilling.
Performing ATF level check when ATF
temperature is too high causes insufficient
filling.
Excess filling and insufficient filling both affect
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37-135

Checking ATF temperature

Repair Manual, 5 Spd. Automatic Transmission 01V On Board
Diagnostic (OBD), Repair Group 01, Performing On Board Diagnostic (OBD)
- Connect VAS5051 tester to vehicle with VAS5051/1 diagnostic wire.
Alternately, VAG1551 Scan Tool (ST) can also be attached using
VAG1551/3 adapter.
- Start engine.
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-, -0- and -4- to select display group "004" and press -
Q- button to confirm input.
Read measuring value block
4

When indicated on display:
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37-138

ATF level, checking (vehicles with
auxiliary ATF cooler)

This test must be performed after auxiliary ATF
cooler has been emptied or when it has been
replaced. Installation position of the auxiliary ATF
cooler page 37
-157
, item A.

Test requirements:

Transmission must not be in emergency
running mode.
ATF is filled up 37
-140


Selector lever in "P", let engine run at idle.
A/C system and heating switched off.
The ATF temperature is read out by the
VAS5051 tester or VAG1551 Scan Tool (ST).

Checking ATF temperature

Repair Manual, 5 Spd. Automatic Transmission 01V On Board - Connect VAS5051 tester to vehicle with VAS5051/1 diagnostic wire.
Alternately, VAG1551 Scan Tool (ST) can also be attached using
VAG1551/3 adapter.
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37-139

- Start engine.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 -4- to select display group "004" and press -
Q- button to confirm input.
Read measuring value block
4
1
2
3
4

When indicated on display:
Note:
The thermostat at the opening for the auxiliary ATF cooler does not open
until 80 C so that the cooler can fill up with ATF.
The content of the auxiliary ATF cooler is 140 ml. of ATF. - Read ATF temperature in display field 1.
-
Let engine run until ATF temperature has reached at least 85 C, a
road test may be necessary to reach this temperature. - Switch off engine and let ATF cool down again until temperature has
fallen below 35 C. - Check ATF level page 37
-133
.
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37-140

ATF, changing or topping off after repair
work


Engine switched off.

Special tools and equipment

VAG1306 drip tray

VAG1924 ATF filler tool
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37-141


Notes: - Secure container of VAG1924 ATF filler tool as high up on vehicle as
possible.
- Raise vehicle.
Observe disposal regulations.Engine must not be started without ATF and vehicle must not be
towed!
- Place VAG1306 drip tray under transmission.

Note:
Drain plug and oil seal must both be replaced. - Remove ATF drain plug -1- and drain ATF.
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37-142

- Tighten ATF drain plug to 40 Nm.

- Remove ATF check plug -2-.

- Insert VAG1924 ATF filler tool into an opening -4- in the protective cap,
but do not knock cap upward.

Note: - Fill with ATF using VAG1924 ATF filler tool until ATF exits from the
check hole.
- Shift selector lever into position "P".
- Start engine.
- Keeping the brake pedal depressed, shift into all selector lever
positions at idle speed. Each position must remain selected for at least
10 seconds.
- Shift selector lever into position "P".
- Check ATF level and top off Page 37
-133
onward.
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