4 Speed 01N Transmission

ATF Level, Checking and Filling

Special Tools And Auxiliary Items
- Diagnostic Scan Tool VAG 1551 with cable VAG 1551/3.



- Reservoir VAG 1924.

VW ATF is obtainable as a spare part:
• Container size 0.5 ltr. - Part No. G 052 162 A1.
• Container size 1.0 ltr. - Part No. G 052 162 A2.

Caution! Check with your parts department for latest part number information.




- If ATF level is checked the seal (arrow) on the ATF level plug must be replaced.


ATF Level, Checking

Conditions For Performing Check
- Transmission not emergency running, ATF temperature not above approx. 30°C (86°F).
- Vehicle level.
- Selector lever in Park "P" position.

- Remove noise insulation tray.




- Secure ATF filling system VAG 1924 reservoir to vehicle.
- Connect Diagnostic Scan Tool VAG 1551 and enter address word "02 transmission electronics" and advance until "Select function XX" is indicated on display.
- Start engine.
- Raise vehicle.
- Place container under transmission.




Indicated on display:
- Press keys 0 and 8. (The function "Read measuring value block" is selected with 08).




Indicated on display:
- Confirm entry with Q button.




Indicated on display:
- Press keys 0 0 5. (005 selects the "Display group number 005".)
- Confirm entry with 0 button.




Indicated on display:
First display zone shows ATF temperature.

- Bring ATF to test temperature.
Test temperature: 35°C to 45°C (95°F to 113°F).




- Remove ATF check plug in oil pan (arrow 1).




The ATF present in the overflow pipe (arrow 2) runs out.

- Observe amount of ATF draining from plug hole afterward.

If ATF drips out of the hole:
ATF need not be topped up.
- Install new seal (arrow 1) to plug and tighten to 15 Nm, ATF check is completed.
Sealing plug (arrow 3) and cap (arrow 4) remain closed.

If the ATF present in the overflow pipe runs out of the plug hole but no further draining is observed:
- Top up ATF in transmission.


ATF, Topping Up
With engine running.




- Pry out plug securing cap (arrow) with a screwdriver. The cap locking device will be destroyed, therefore, replace cap.
- Pull plug out of fill pipe.




- Fill with ATF using VAG 1924, until ATF runs out of level hole (arrow).

Note: Insufficient ATF as well as filling to excess affects transmission function.




- Install new seal to level plug (arrow 1) and tighten to 15 Nm (11 ft.lb).
- Install sealing plug on fill tube and secure with new cap (arrow 2).
- Lock cap.

Note: Always replace cap. The cap secures the plug.