A Mercedes MB Star diagnostic system holder contact our technician that his SD Connect C4 got the error “HTT-WIN is not available in this system” when adjust WSA-FL front left electric seat for his W208.
HTT WIN is an older software for old Mercedes Benz models. MB SD Connect C4/MB Star C3 (2015 Ver. later) comes with newer DAS/Xentry software program.
If you need to diagnose older model with HTT, please use older version pre-2013 star diagnostic software.