How to Replace an Audi G28 Engine Speed Sensor Charles the Humble Technician shows you how to replace the G28 Engine Speed Sensor. This sensor is situated at the edge of transmission, above the flywheel gear. It transmits a signal the ECU via the grey wire (T55/49) and then to https://auto-locksmith95691.webdesign96.com/30559984/10-audi-advanced-key-that-are-unexpected