0491224 130120 Sensor Mechanical tool

WARNING: This page does not describe the selected car, but rather 33 other vehicles, including the 2018 BMW M6, 2018 BMW 650i xDrive, 2018 BMW 650i, 2018 BMW 640i xDrive, and 2018 BMW 640i. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: (exhaust gas probe) For sampling raw gas at the exhaust in order to check the engine idle speed and exhaust composition

Fig 1: Identifying Sensor (0491224)

Courtesy of BMW OF NORTH AMERICA, INC.