How to Replace an Audi G28 Engine Speed Sensor Charles the Humble Technician teaches how to replace the G28 Engine Speed Sensor. The sensor is located at the edge of transmission, above the flywheel gear. It transmits a signal the ECU via the grey wire (T55/49) and then to the https://car-locksmiths18122.amoblog.com/the-guide-to-audi-advanced-key-in-2023-51724722