SL/R230: sl55 230 Parasitic battery drain
09-12-2017, 03:44 PM
#1
sl55 230 Parasitic battery drain
Anyone able to help I have a parasitic battery drain in the car,
Im on Long Island NY , If anyone wants to look at it to help out let me know.
Im on Long Island NY , If anyone wants to look at it to help out let me know.
09-12-2017, 08:06 PM
#2
Junior Member
Join Date: Oct 2016
Posts: 19
Likes: 0
Received 0 Likes
on
0 Posts
2005 cooper s,2007sl55
Battery Drain
Had the same problem with my 07 SL55,took car to the shop and my mechanic found that the alarm horn had shorted out causing a drain on the trunk battery. he replaced horn and all is good.the horn was 200 dollars 100 labor hope this helps
09-12-2017, 11:06 PM
#3
Senior Member
My car is an 2003 and there is a 7.5 amp fuse in the main fuse box, 3rd from left. That will kill the siren if it is bad. You could pull it and see if problem clears up. Siren can cause problems for sure.
moretech
moretech
