Thread: defrost/blower issue
View Single Post
  #2  
Old 12-01-2010, 08:10 AM
mbdoc mbdoc is offline
Moderator
  
Join Date: Mar 1999
Location: Tucker, Ga USA
Posts: 12,153
The system is signaling a short in the aux water pump, heater valve OR one of the sensors.

Try un-plugging the aux water pump or heater valve 1st.
__________________
MERCEDES Benz Master Guild Technician (6 TIMES)
ASE Master Technician
Mercedes Benz Star Technician (2 times)
44 years foreign automotive repair
27 Years M.B. Shop foreman (dealer)
MB technical information Specialist (15 years)
190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)
Retired Moderator
Reply With Quote