00 11 230 Changing/supplementing/checking transmission oil in manual transmission (GS7S47BG SMG)
Fill transmission at room temperature only (approx. 20 °-30 °C)!
Gear oil:
Refer to MANUAL TRANSMISSION - OPERATING FLUIDS .
Failure to comply with this instruction will result in serious damage to the transmission!
Recycling:
Catch and dispose of gear oil with suitable equipment.
Observe country-specific waste-disposal regulations.
Necessary preliminary tasks:
- Unscrew and remove splash guard.
Draining gear oil:
- Open oil drain plug (1) and drain gear oil.
- Activate transmission oil pump using DIS Tester ("Control unit functions-Component activation") for approx. 30 seconds. Pump activation can be performed several times in succession so that the specified time is achieved!
Here the residual oil is pumped out of the pump circuit of the gear oil cooler into the transmission housing and drains off.
- Clean oil drain plug (1) and screw in.
Tightening torque: see Fig 2 and TRANSMISSION DESIGNATIONS .
Release screw (1).
Clean gear oil screen, replace if necessary
Installation:
Replace sealing ring
Release screw (1).
Remove gear oil cooler in direction of arrow.
Installation:
Journal (1) on gear oil cooler must be secured in rubber grommet (2)!
Adding gear oil.
- Undo oil filler plug (2).
- Add 2.0 ltrs. of gear oil.
- Refit oil filler plug (2).
- Check gear oil level (see below).
Checking gear oil level:
- Activate gear oil pump for approx. 1 minute with DIS Tester (Component activation).
Pump activation can be performed several times in succession so that the specified time is achieved.
- Open oil filler plug.
- Add gear oil up to lower edge of filler aperture.
- Refit oil filler plug.
Tightening torque: see Fig 7 and TRANSMISSION DESIGNATIONS .