I recently had a leak ,and it was coming from the sensor located on the lower water hose which has an O Ring that wears out after a period of time , check it out just to make sure .
Here's the thread
Coded, BMS S1 431whp/479wtq 93 Oct /Run Conditions 91*F
Options: Camera Pkg, Convinience Pkg, Driver asst, F&R Luxury Seating, Prem/Sound, Rear Entertainment, Sport Pkg, Massage rear seats, Ceramic Controls, Active Cruise, SmarthPhone Int., Night Vision, Head-UP Display, Sat, Leather Wrapped Dash&Doors.
(N54 E82 135i) JB4 ISO FBO, 434whp & 470wtq / Run Conditions 90.28 *F
Last edited by M4XBMW7; 11-26-2011 at 03:04 PM.