ATF Level, Checking
-- Select the following menu items in Functions/Component selection "Guided Fault Finding" on the Vehicle Diagnostic Tester:
- Drivetrain
- 0B5 - Transmission
- 01-OBD-capable systems
- 02-transmission electronics
- 02-Transmission electronics, functions
- 02-Measured values
-- Select transmission fluid temperature from the list.
-- Check the ATF temperature.
Danger of causing damage to the transmission.
- Engine must not be started if only a small amount or no ATF is in the transmission after repair work or after significant ATF loss.
- In this case, pre-filling is necessary, refer to ATF, DRAINING AND FILLING .
-- Remove the rear noise insulation -2-, refer to NOISE INSULATION, REMOVING AND INSTALLING .
-- Start the engine with the selector lever in "P".
-- While pressing the brake pedal and with the vehicle idling, shift through all the selector lever positions ("P", "R", "N", "D", "S") leaving each position engaged for at least 10 seconds.
-- Move the selector lever into "N".
-- Move the selector lever into "P".
-- Run the engine at idle.
-- Place the Used Oil Collection and Extraction Unit SMN 372500 under the transmission.
Danger of eye injury.
- Wear protective eyewear.
-- When ATF temperature of 30°C (86°F) is reached, unscrew ATF inspection plug -arrow-.
- ATF level is correct when at an ATF temperature between 30° and 50°C (86 and 122°F) a small amount of fluid drips out of the inspection hole. If this is not the case, add ATF, refer to ATF, DRAINING AND FILLING .
-- Tighten the ATF inspection plug.