Removal & Installation (4-Cylinder)
WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 1997 BMW Z3, 1997 BMW M3, 1997 BMW 840Ci, 1997 BMW 740iL, and 1997 BMW 740i. However, it is still accessible from the selected car via links, so may be relevant.
Locate idle speed control valve at rear of intake manifold, just below last runner. See Figure. Disconnect idle speed control valve electrical connector. Remove 2 nuts, pull out valve and at the same time disconnect hoses. To install, reverse removal procedure. Ensure new idle speed control valve clicks with ignition on.