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.
- Remove engine cover. See Figure. Pull off air duct hose and remove upper section of intake manifold collector. Remove engine front brace and rear brace.
- Locate pre-heater assembly (if equipped) directly under throttle body and loosen pre-heater holder until bearing surface of pre-heater comes in contact with throttle valve.
- Remove 9 intake manifold bolts. Lift upper section of intake manifold and pull hose off fuel pressure regulator. Pull connector plate off fuel injectors and remove clamp.
- Remove 2 bolts, fuel rail and fuel injectors. Remove retainer from top of fuel injector. See Fig 1. Remove fuel injector(s). To install, reverse removal procedure. Coat injector "O" rings with petroleum jelly.