kawei...
I see..wow X5 ah..., I think the suspension levelling system is totally different..., as I know..you can re-programme it by GT-1/modic > at Ride Height functions...you can also adjust the ride offset for X5 only lar...
Anyhow, mine car do not equipped with self-levelling system, there is no module..., but only got the message "SUSPN LEVELLING'..
aiyo...susah...