Quote:
Originally Posted by E90Fleet
The negative eyelet should be fastened to a negative post on the body rather than to the batteries negative post. this prevents possible errors in the electrical system and intelligent battery sensors.
BMW specifically state this in the literature given out with their Ctek chargers
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Understood. There are positive and negative contact points under the hood - not in the trunk where the battery is. That is where I am looking to make the attachment.