Removal & Installation (V8)

WARNING: This page does not describe the selected car, but rather 82 other vehicles, including the 2006 BMW M3, 2006 BMW 330Ci, 2006 BMW 325Ci, 2005 BMW M3, and 2005 BMW 745i. However, it is still accessible from the selected car via links, so may be relevant.

Turn ignition off. On vehicles with idle speed control valve, disconnect electrical connection. See Fig 1. On vehicles without idle speed control valve, sensor is fitted on water pipe at front. Disconnect vacuum lines. Detach plug from sensor. See Fig 2. On all vehicles, unscrew sensor. See Fig 3. To install, reverse removal procedure.
Replace sealing ring. After completing work, fill and vent cooling system and check for leaks. Interrogate fault memory of DME control unit.

Fig 1: Disconnecting Electrical Connector (V8)

Courtesy of BMW OF NORTH AMERICA, INC.

Fig 2: Disconnect Vacuum Lines & Sensor Plug (V8)

Courtesy of BMW OF NORTH AMERICA, INC.

Fig 3: Removing Coolant Temperature Sensor (V8)

Courtesy of BMW OF NORTH AMERICA, INC.