11 78 ... Removing And Installing/Replacing Exhaust Temperature Sensor (BMW ALPINA B7)

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove reinforcement plate . See 31 10 010 REMOVING AND INSTALLING/REPLACING REINFORCEMENT PLATE .

WARNING: Scalding hazard!
Only perform this task on an engine that has cooled down.

Unlock and disconnect plug connection (1) at transmission.

Unclip cable from cable guides.

Fig 1: Identifying Plug Connection At Transmission

Courtesy of BMW OF NORTH AMERICA, INC.

Release union nut (1) and remove exhaust temperature sensor.

Installation:

Tightening torque: 25 Nm.

IMPORTANT: Do not use any force to release the exhaust temperature sensor as this could damage the sensor!

Fig 2: Identifying Union Nut And Exhaust Temperature Sensor

Courtesy of BMW OF NORTH AMERICA, INC.