12 00 Instructions On Component Testing
WARNING: This page is about a different car, the 2005 BMW 530i, 2005 BMW 525i, 2004 BMW 530i, and 2004 BMW 525i. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
During all inspections and work on engine electronics, always observe safety regulations and accident prevention specifications.
Always disconnect connectors of control units or components before checking electric wires.
Testing Aids
Schematics
Only ever use test lines, adapters, terminals and test tips manufactured by specialists
Inspection values