78 533 Replacing right control sensor (S63)

WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

11 7 020

WARNING: Scalding hazard!
Only perform this work after engine has cooled down.

Necessary preliminary tasks:

Check function of DME control unit
Turn off ignition
Remove AIR FILTER HOUSING .

Unlock plug connection and detach.

Unclip control sensor cable from holder.

Release control sensor with special tool 11 7 020 .

Fig 1: Releasing Control Sensor Using Special Tool (11 7 020)

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

The threads of new lambda control/monitoring sensors are already coated with Never Seez Compound.

If a lambda control/monitoring sensor is to be reused, apply a thin and even coating of Never Seez Compound to the thread only.

The part of the lambda control/monitoring sensor which projects into the exhaust branch (sensor ceramics) must not be cleaned and not coated with lubricant.

Secure control sensor with special tool 11 7 020 and a torque wrench (1).

Tightening torque 11 78 1AZ .

Fig 2: Tightening Control Sensor Using Special Tool (11 7 020) And Torque Wrench

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Check function of DME control unit.

Pay attention to cable routing of control sensor.