Section 188 (EGR Function Testing - BMW)

WARNING: This page does not describe the selected car, but rather 23 other vehicles, including the 1979 BMW 733i, 1979 BMW 633CSi, 1979 BMW 320i, 1978 BMW 733i, and 1978 BMW 633CSi. However, it is still accessible from the selected car via links, so may be relevant.