https://mcgowan-riddle-2.techn....etbloggers.de/20-rea
How to Replace an Audi G28 Engine Speed Sensor Charles the Humble Technician teaches how to replace the G28 Engine Speed Sensor. This sensor is located at the top of the transmission, above the flywheel ring gear. It transmits a signal to the ECU through the grey wire T55/49 and then to the tachometer located on the instrument cluster. 1. Engine Speed Sensor The grey wire is located at the edges of the transmission, just above the flywheel ring. The sensor sends an electrical signal throug