volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Gearbox with selector elements > < Removing and installing gearbox
Automatic gearbox 001
Checking ATF level and topping up
Checking ATF level and topping up
 
W37-0036

Special tools and workshop equipment required

  • ◆ V.A.G 1306 Drip tray
  • ◆ V.A.G 1551 Fault reader
  • ◆ V.A.G 1551/3 Cable
  • ◆ V.A.G 1924 Reservoir
  • ◆ V.A.G 1331 Torque wrench
  • ◆ VAS 5051 Vehicle diagnosis, testing and information system
  • ◆ Diagnosis cable VAS 5051/3

Additional information required

  • ◆ Workshop Manual Polo 1995 ▸, Self-diagnosis for automatic gearbox 001
 
N38-0037

If ATF needs to be topped up, then only ATF with a Part number

G 052 990 A2

may be used.

  • ‒ → If the ATF level is checked the seal -arrow- on the ATF level plug must always be renewed.

Checking ATF level

Conditions for performing check

 
N37-0814
  • ● Gearbox not emergency running, ATF temperature not above approx. 30°C
  • ● Vehicle level
  • ● Selector lever at "P"
  • ‒ → Secure reservoir of ATF filling system V.A.G 1924 to vehicle.
  • ‒ Connect VAS 5051 and progress until the diagnosis functions are displayed.

=> Self-diagnosis for automatic gearbox 001; Repair group 01; Performing self-diagnosis; Connecting Vehicle Diagnosis, Testing and Information System VAS 5051

Locations of diagnosis connections => from page 37-9 .

  • ‒ Start engine.
  • ‒ Raise vehicle.
  • ‒ Place container under the gearbox.
  • ‒ Press 08 - Read measured value block
  • ‒ Press keys 0 0 and 2 on display. (002 selects the "Display group number 002".)
  • ‒ Confirm entry with key Q.

Indicated on display (example)

Display zones are ordered vertically

Display group No.

Display zone

Description

Read measured value block
0 %
34 %
30.0°C
14.1V

002


1 =
2 =
3 =
4 =


Accelerator pedal value
Solenoid valve 6 -N93- (regulation in %)
ATF temperature
Battery voltage

The third display zone shows the ATF temperature.

 
N01-0453

The ATF temperature must not be more than approx. 30 °C at start of test.

  • ‒ Bring ATF to test temperature.

Test temperature: 35 °C to 45 °C

 
N37-0351
  • ‒ → Remove ATF level plug from the oil pan (arrow).

The ATF present in the overflow pipe runs out.

ATF drips out of drilling:

ATF need not be topped up.

  • ‒ Fit new seal to plug and tighten to 15 Nm. Herewith is the ATF check completed.

If only the ATF present in the overflow pipe runs out of drilling:

 
N37-0352

Replenishing ATF

  • ‒ Lever off plug securing cap -arrow- with a screwdriver. When doing this the cap locking device will be damaged, therefore always renew cap.
  • ‒ → Pull plug out of filler pipe.

On some gearboxes a cap with a spring retainer is installed. This cap can be used again.

 
N37-0353
  • ‒ → Fill with ATF using V.A.G 1924, until ATF runs out of level hole -arrow-.
Warning!
If the ATF level is too high or too low it will adversely affect the operation of the gearbox.
 
N37-0354
  • ‒ → Fit new seal to level plug -arrow 1- and tighten to 15 Nm.
  • ‒ Fit sealing plug on filler pipe until the spring retainer lock locates, or
  • ‒ Fit plug on filler pipe and secure with a new cap -arrow 2-.
  • ‒ Lock cap.
Warning!
Always renew cap. The cap secures the plug.
 
N37-0351

Draining and replenishing ATF

  • ‒ → Remove ATF level plug from oil pan (arrow).
  • ‒ Remove overflow pipe (gold colour) through the level hole.
  • ‒ Drain ATF.
  • ‒ Install overflow pipe.
  • ‒ Screw level plug in hand-tight.

If ATF needs to be topped up, then only ATF with a Part number

G 052 990 A2

may be used.

  • ‒ Fill with 2 ltrs. of ATF (G 052 990 A2) through filler pipe.
  • ‒ Then start engine and shift through all the selector lever positions with the vehicle stationary.
  • ‒ Check and replenish ATF level =>from Page 37-81 .

Gearbox with selector elements > < Removing and installing gearbox