Special tools required:
WARNING: Danger of injury! Refrigerant circuit is under high pressure! Avoid contact with refrigerant and refrigerant oil.
Read and comply with safety instructions:
IMPORTANT: Risk of damage! Restart engine only when A/C system has been correctly filled.
Follow NOTES for opening and replacing parts in refrigerant circuit.
NOTE: If air conditioning system is opened for more than 24 hours:
Necessary preliminary tasks:
Release screws (1).
Detach refrigerant lines (2) from expansion valve (3).
Installation note:
Replace sealing rings.
Use special tool 00 9 030 to install sealing rings without damaging them.
Release screws (1).
Remove expansion valve (2) from retaining clip.
Installation note:
Place expansion valve (1) exactly on refrigerant lines (2) and (3).
Fit screws of expansion valve (1) and make sure retaining clip (4) is correctly positioned.
After installation:
BMW X3 Owners Manual > Electronic oil measurement: Detailed measurement
The concept
In the detailed measurement the engine oil
level is checked and displayed via a scale.
Gasoline engine:
If the engine oil level reaches the minimum
level, a check control message is displayed.
Diesel engine:
If the engine oil level reaches the minimum
level or an overfilling is ...