Hi,
I drive a 02 E53 , M62 , 128000 miles,w/ rr EHS . Just recently w/ in this year, the error message appeared on display - selflevel susp inac.. discovered fuse #87(30amp.)blown. I l@@ked on eBay & found a airbag to coil conversion kit fr Suncore Industrys.
Removed the rr susp airbags & installed old skool coils. repl fuse #87 & installed a warning msg remover module inline to rain sensor. wa la ! no more stinking error msg & bac to factory coil rr susp..