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      04-06-2020, 02:48 PM   #82
Wgosma
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Drives: 2012 F25 X3 28i (N52)
Join Date: Sep 2018
Location: Northern Nevada

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Quote:
Originally Posted by bronwenw View Post
Thanks but the problem is we used the thing marked in blue as a negative terminal and now car doesn’t want to start!
will the starter motor even try to turn the engine over? If nothing happens when you press start button a fuse or relay may have been fried from the initial jump attempt. so you'd need to inspect/test - my guess is it's a relay that has failed.
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