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Old 11-21-2012, 07:27 PM
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First_745Li First_745Li is offline
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Location: South FL
Join Date: Jun 2012
Posts: 2,434
Mein Auto: '03 745Li
Originally Posted by sparks59 View Post
Yes checked thoroughly again today and drain down to 0.02 amps. Found many fault codes on nearly every ecu when scanned. Cleared fault codes ok. I tried to register battery using LAUNCH but although I could access power module live data and actuations could not find relevant section for new battery registration.
But disconnecting negative lead overnight certainly sorted out the drain. I think the old faulty battery going very low voltage confused all the control units.
Would I need to reset any of the modules after I reconnect the battery? I mean besides the obvious radio station presets and clock...

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'11 328i
'07 Audi A8 (w/ 20,000 miles)
'03 745Li (sold)
'03 Acura TL-S
'02 Infiniti QX4 (sold )
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