00 11 500 Checking/topping up oil level in automatic transmission (GA8HP45Z, GA8HP70Z, GA8HP90Z)
- Do not let skin come in contact with transmission oil and do not inhale transmission oil vapors.
- Wear protective gloves.
- Ensure adequate ventilation
To set the correct level, it is mandatory that the service function "Transmission control unit: oil adjustment" is performed using the diagnosis system.
Failure to comply with this requirement will result in serious damage to the automatic transmission.
Conditions for oil level adjustment with BMW diagnosis system:
- Initial condition: Transmission oil temperature 30° to 40°C
- Final condition: Transmission oil temperature 40° to 50°C
Precondition for oil adjustment
- Transmission oil temperature 30°C to maximum 40°C.
(The transmission oil temperature must be maintained. This will increase the oil quantity in the transmission.)
Performing oil-level adjustment:
An oil-level adjustment is necessary for certain fault code entries in the automatic transmission and after repair (e. g. mechatronic replacement, converter replacement, transmission replacement).
- Connect diagnosis and information system.
- Open service function (powertrain)
- Carry out oil level check in accordance with instructions
Adding transmission oil:
Stand vehicle on a level surface and secure against rolling off.
Undo oil filler plug (1).
Add automatic transmission fluid according to instructions in the BMW diagnosis system.
Installation note:
Replace sealing ring/oil filler plug
Tightening torque: 24 11 3AZ
Tighten down filler plug using
- Hexagon wrench 8 A/F
- Torque wrench
- Socket 8 A/F