So following my previous post about a sulky stop start  I had the codes checked when the car was serviced yesterday.  I've got two error codes: 4649 & 4655, both brake booster pressure sensor   The guy at the garage said there are two brake booster sensors, one on the brake line and one in the ABS module.   The first can be replaced separately and the second needs a new ABS module.  Yikes!   He suggested probably just live with a non functional stop start, as y