Component Inspection
WARNING: This page is about a different car, the 2005 BMW 645Ci and 2004 BMW 645Ci. However, it is still accessible from the selected car via links, so may be relevant.
Instructions On Component Testing:
- During all inspections and work on engine electrics and electronics, always observe safety regulations and accident prevention specifications.
- Always disconnect connectors of control units or components before checking electric wires.
Testing Aids:
- Schematics, refer to Diagnosis Information System (DIS).
- Only ever use test lines, adapters, terminals and test tips manufactured by specialists, refer to Diagnosis Information System.
- The inspection values for component testing are located in the Diagnosis Information System (DIS).