kid-jensen
MB Enthusiast
As long as you keep a bit of distance from the hot things (exhaust manifold etc) the under bonnet temperatures on the W164 are not too high.
If you were concerned about water ingress, just apply some silicone sealer around the interface of the plug/socket with the traditional wet finger...
If you were concerned about water ingress, just apply some silicone sealer around the interface of the plug/socket with the traditional wet finger...