BMW 3-Series (E90 E92) Forum - View Single Post - Unable to find a ground connection in the boot

Dormermike · 07-16-2020, 04:06 AM

Car battery may only be 12v but has a lot of amps!! take care with wiring and make sure you have a suitable rated fuse on the live lines.

and yes, body is the ground/negative. Is the case on nearly all cars.

07-16-2020, 04:06 AM	#16
Dormermike Captain 102 Rep 681 Posts Drives: Bmw f10 Join Date: Dec 2015 Location: Uk iTrader: (0)	Car battery may only be 12v but has a lot of amps!! take care with wiring and make sure you have a suitable rated fuse on the live lines. and yes, body is the ground/negative. Is the case on nearly all cars.
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