16 14 500 


Read and comply with notes on protection against electrostatic damage (ESD protection).

Necessary preliminary tasks:

Remove right luggage compartment wheel arch trim

Removing and installing or replacing control unit for electric fuel pump BMW Z4 E89

Disconnect plug connection (1).

Unscrew nuts (2).


Tightening torque 16 14 1AZ:

Type Thread Tightening specifications Torque
1AZ El. fuel pump ECU to body
E89 M6 5 Nm
2AZ Sealing ring, sensor opening
E89 50 Nm

Remove control unit (3).



Carry out programming/coding