Imola Motorsports car engine being inspected under open hood.

Why Generic OBD Scanners Can’t Diagnose Your BMW or Audi

A generic OBD-II scanner can be useful. It may tell you that your BMW or Audi has an engine-related fault, provide a basic trouble code, and help you decide whether a warning light needs immediate attention. But it rarely tells you the complete story. Modern BMW and Audi vehicles are built around dozens of interconnected…

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