Removal & Installation (5-Series & 7-Series)
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.
PCM is located in box in right rear corner of engine compartment. 7-Series V12 equipped vehicles use 2 PCMs. Open locking bracket on PCM/control unit box. Open filter housing cover. Unhook filter housing from hinges. Unhook retaining clip and pull filter housing upward. Remove filter housing. Remove 4 PCM/control unit cover bolts. For V12 illustration, see Fig 1 and Fig 2 . Disconnect PCM electrical connector. Remove PCM. To install, reverse removal procedure.