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Home >> BMW >> 2015 >> Z4 sDrive28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 311 (Maintenance And General Information - Repair (N54)) >> 00 Maintenance And General Information >> 28 00... Checking/topping up oil level in twin-clutch gearbox (GS7D36SG) >> Checking oil level

Checking oil level

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IMPORTANT: On the twin-clutch gearbox a run-in check fluid change is not  required at 2000 km.

Use only the approved gear oil for dual clutch transmission GS7D36SG .

Failure to comply with this instruction will result in serious damage to the twin-clutch gearbox.

IMPORTANT: The testing and filling procedure must  be completed before the transmission oil temperature of 40°C is reached.

If a temperature in excess of 40°C is reached and no  oil has emerged, insert the fluid adjusting screw and repeat the testing and filling procedure when it has cooled down.

Installation note: 

Tighten down filler plug using

  1. Hexagon wrench 8 A/F
  2. Torque wrench
  3. Socket 8 A/F
Fig 1: Tightening Filler Plug Using Hexagon Wrench
G06904032Courtesy of BMW OF NORTH AMERICA, INC.