11 78 530 Replacing left oxygen control sensor (N62): Installation:
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2005 BMW 745i, 2005 BMW 745Li, 2004 BMW 745i, 2004 BMW 745Li, and 2003 BMW 745i. However, it is still accessible from the selected car via links, so may be relevant.
When using special tool 11 9 150 in conjunction with special tool 11 7 030, 47 Nm on torque wrench scale corresponds to an actual tightening torque of 50 Nm.
Tighten down oxygen control sensor (4) with special tool 11 7 030 in conjunction with 11 9 150.
Tightening torque, 11 78 1AZ. Refer to ENGINE - TIGHTENING TORQUES .
Pay attention to cable routing of oxygen control sensor.
Installation:
Read out fault memory of control unit of Digital Motor Electronics (DME).
Check stored fault messages.
Rectify faults.
Now clear the fault memory.