Did anyone know you could do this without a tool? Also, does anyone know if it works??
Press RESET button in the left of instrument panel. Picture below.
Turn key ON and to ACC position.
Waiting for the instrument displays OIL Service or INSPECTION is flashed.
Release RESET button, then press five seconds, the screen will display RESR or RE is flashed.
Taken from: http://resetservicelight.com/reset-o...-bmw-3-series/