What could be wrong

e90nestor · 10-09-2015, 08:46 PM

So I was driving on the 101 going to San Jose and by King city my car started to throw out codes didn't feel anything go wrong the codes just popped up so I pulled over turned off the car to check on it exterior and engine wise everything was okay and then my car didn't turn on the battery died in 3-5 mins of me being pulled over on the side of the freeway had to get it towed to my place but won't be able to take it in to bmw till later next week what should I be expecting ?

stashtrey · 10-09-2015, 09:23 PM

New battery?? Or alternator/regulator. When the battery or voltage drops below required level the car will go bat shit crazy and trip all sorts of codes....basically protecting the modules etf from frying.

Experienced the same thing with a battery and again with a bad alternator.

yipronny · 10-09-2015, 10:30 PM

Quote:

Originally Posted by stashtrey

New battery?? Or alternator/regulator. When the battery or voltage drops below required level the car will go bat shit crazy and trip all sorts of codes....basically protecting the modules etf from frying.

Experienced the same thing with a battery and again with a bad alternator.

+1

e90nestor · 10-09-2015, 11:22 PM

Thank you I hope that's the problem and not something major
??

freak1 · 10-09-2015, 11:26 PM

Quote:

Originally Posted by stashtrey

New battery?? Or alternator/regulator. When the battery or voltage drops below required level the car will go bat shit crazy and trip all sorts of codes....basically protecting the modules etf from frying.

Experienced the same thing with a battery and again with a bad alternator.

+1 too

Efthreeoh · 10-10-2015, 02:29 AM

Looks like a wheel speed sensor my have gone bad, and you have a week battery.

10-09-2015, 08:46 PM	#1
e90nestor Private 12 Rep 58 Posts Drives: 2007 Alpine White 335i Sedan Join Date: Jun 2015 Location: king city iTrader: (0) Garage List 2007 335i [0.00]	What could be wrong So I was driving on the 101 going to San Jose and by King city my car started to throw out codes didn't feel anything go wrong the codes just popped up so I pulled over turned off the car to check on it exterior and engine wise everything was okay and then my car didn't turn on the battery died in 3-5 mins of me being pulled over on the side of the freeway had to get it towed to my place but won't be able to take it in to bmw till later next week what should I be expecting ? Attached Images
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10-09-2015, 09:23 PM	#2
stashtrey Lieutenant Colonel 294 Rep 1,834 Posts Drives: 08 E90 335xi TiAg Join Date: Dec 2012 Location: Sacramento, CA iTrader: (8) Garage List 2008 E90 335xi Sedan [0.00]	New battery?? Or alternator/regulator. When the battery or voltage drops below required level the car will go bat shit crazy and trip all sorts of codes....basically protecting the modules etf from frying. Experienced the same thing with a battery and again with a bad alternator.
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10-09-2015, 11:22 PM	#4
e90nestor Private 12 Rep 58 Posts Drives: 2007 Alpine White 335i Sedan Join Date: Jun 2015 Location: king city iTrader: (0) Garage List 2007 335i [0.00]	Thank you I hope that's the problem and not something major ??
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10-10-2015, 02:29 AM	#6
Efthreeoh General 17367 Rep 18,769 Posts Drives: The E90 + Z4 Coupe & Z3 R'ster Join Date: May 2012 Location: Virginia iTrader: (0)	Looks like a wheel speed sensor my have gone bad, and you have a week battery.
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