SEE MORE:
Fig. 16: Identifying Fuel System - E32 With M60 Components
If any of these items are leaking and fail to hold pressure in the fuel rail,
the vehicle will be difficult to start.
The cranking time will be excessive and possibly not start at all. For example,
If the fuel injectors are leaking,
the
Special tools required:
64 5 104
64 5 108
Necessary preliminary tasks:
Remove expansion valve.
Replace sealing rings (1) and coat with refrigerant oil.
Fig. 90: Identifying Sealing Rings
Mount special tool 64 5 108 and retainer (1) with screws of expansion valve.
Tightening torque.
Fig. 9