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Forum: F10 / F11 (2011 - 2016) Today, 03:18 PM
Replies: 22
Views: 358
Posted By Doug Huffman
Excessive gassing is a function temperature and...

Excessive gassing is a function temperature and voltage, called the lead acid battery Temperature Voltage Gassing curve. AGM batteries are fragile to electrolyte loss due by gassing due to TVG or...
Forum: F30 / F31 / F32 / F33 / F34 / F36 (2012 - current) Today, 02:58 PM
Replies: 10
Views: 308
Posted By Doug Huffman
https://www.bimmerfest.com/forums/showthread.php?t...

https://www.bimmerfest.com/forums/showthread.php?t=1368875
Forum: E60 / E61 (2004 - 2010) Today, 02:50 PM
Replies: 13
Views: 192
Posted By Doug Huffman
Forum: E60 / E61 (2004 - 2010) Today, 01:05 PM
Replies: 13
Views: 192
Posted By Doug Huffman
There are three components associated with an...

There are three components associated with an HID; the high voltage supply called ballast, the igniter that supplies higher starting voltage, and the short arc-gap contained with the xenon gas in the...
Forum: X1 F48 (2016 - current) Today, 12:45 PM
Replies: 8
Views: 286
Posted By Doug Huffman
https://www.bimmerfest.com/forums/showthread.php?t...

https://www.bimmerfest.com/forums/showthread.php?t=1368875
Forum: F10 / F11 (2011 - 2016) Today, 10:34 AM
Replies: 5
Views: 148
Posted By Doug Huffman
Yeah, you’re missing something. Late model...

Yeah, you’re missing something.

Late model cars, even my BMW X5, only charge the battery on coastdown, coastdown of the alternator, or coastdown of the vehicle. Even then only enough to ensure...
Forum: E60 / E61 (2004 - 2010) Today, 08:54 AM
Replies: 13
Views: 192
Posted By Doug Huffman
Bi-Xenon Headlight After replacing the bi-xenon...

Bi-Xenon Headlight
After replacing the bi-xenon headlights, headlight-specific encoding is necessary for the respective stepper motor controller. If this adaptation is not performed, the function...
Forum: E46 (1999 - 2006) Today, 05:46 AM
Replies: 2
Views: 64
Posted By Doug Huffman
It's a common problem caused by careless...

It's a common problem caused by careless storage of the key-fob, like in skinny jeans. BMW even sells fob covers to prevent.
Forum: F10 / F11 (2011 - 2016) Today, 05:32 AM
Replies: 22
Views: 358
Posted By Doug Huffman
What is the significance of temperature on...

What is the significance of temperature on “charge/maintain algorithms”?
Forum: X3 G01 (2018 - current) Today, 04:23 AM
Replies: 6
Views: 169
Posted By Doug Huffman
Vertical Dynamics; for a number of platforms, works similarly.

https://www.newtis.info/tisv2/a/en/g01-x3-m40i-sav/wiring-functional-info/chassis-suspension/vertical-dynamics-platform/1VnYgPRsn5
Forum: General BMW Questions Today, 03:42 AM
Replies: 2
Views: 116
Posted By Doug Huffman
There are probably - depending on precisely what...

There are probably - depending on precisely what car / platform - probably NOT fuses associated with individual lights, no fuses to check.

Late model BMW have an external light monitoring...
Forum: X3 E83 (2004 - 2010) Yesterday, 02:42 PM
Replies: 5
Views: 139
Posted By Doug Huffman
Www.newtis.info. There are a whole pant load of...

Www.newtis.info. There are a whole pant load of E83 X3, which is yours?
Forum: E60 / E61 (2004 - 2010) Yesterday, 12:34 PM
Replies: 18
Views: 362
Posted By Doug Huffman
EWS FUB Functional Description for a number of platforms including E60

Start enable. If the identification data is correct, the CAS control unit activates the starter motor via a relay in the control unit. At the same time, the CAS control unit the CAS control unit...
Forum: E90/E91/E92/E93 (2006 - 2013) Yesterday, 11:26 AM
Replies: 3
Views: 111
Posted By Doug Huffman
It was done for me by the author of VAG-Com, Uwe...

It was done for me by the author of VAG-Com, Uwe Ross as he tested an upgrade. VAG-com was in Pennsylvania somewhere north of Philly and I found opportunities to visit.
Forum: General BMW Questions Yesterday, 11:23 AM
Replies: 7
Views: 206
Posted By Doug Huffman
Contrarywise, both of my race cars, SCCA F-Vee...

Contrarywise, both of my race cars, SCCA F-Vee and B-Sedan 510 Datsun, had WINK panoramic mirrors.

In my first actual race, a student mixed class open wheel race, I interlocked wheels with a...
Forum: General BMW Questions Yesterday, 10:20 AM
Replies: 7
Views: 93
Posted By Doug Huffman
Flat Rate Unit

Flat Rate Unit
Forum: E90/E91/E92/E93 (2006 - 2013) Yesterday, 10:12 AM
Replies: 3
Views: 111
Posted By Doug Huffman
I had two early '00/'03 VW TDI...

I had two early '00/'03 VW TDI susceptible to CBU. On both I reduced in software the EGR duty cycle to the minimum possible. The '00 was gone before CBU. The '03 I kept...
Forum: X1 E84 (2011 - 2015) Yesterday, 10:07 AM
Replies: 14
Views: 682
Posted By Doug Huffman
Because of the strength of the attraction of the...

Because of the strength of the attraction of the OH group, first three alcohols (methanol, ethanol and propanol) are completely miscible. They dissolve in water in any amount. Starting with the...
Forum: X1 E84 (2011 - 2015) Yesterday, 09:32 AM
Replies: 14
Views: 682
Posted By Doug Huffman
ALL Alcohols are fully miscible in water.

ALL Alcohols are fully miscible in water.
Forum: F10 / F11 (2011 - 2016) Yesterday, 09:26 AM
Replies: 22
Views: 358
Posted By Doug Huffman
An AGM battery service life is closely correlated...

An AGM battery service life is closely correlated with its average State of Charge. Average SoC >70% => 1,000 equivalent full capacity discharge-recharge cycles.

An AGM battery is fragile to the...
Forum: General BMW Questions Yesterday, 08:12 AM
Replies: 7
Views: 93
Posted By Doug Huffman
See the table above for checking injectors. I...

See the table above for checking injectors. I believe that an FRU is an hour labor equivalent.
Forum: General BMW Questions Yesterday, 08:09 AM
Replies: 7
Views: 93
Posted By Doug Huffman
Quite surprisingly I found this.

Quite surprisingly I found this.
Forum: E39 (1997 - 2003) Yesterday, 07:41 AM
Replies: 4
Views: 130
Posted By Doug Huffman
See www.newtis.info for Convenient Start systems...

See www.newtis.info for Convenient Start systems for instance. BMW's are highly integrated.
Forum: General BMW Questions Yesterday, 07:38 AM
Replies: 7
Views: 93
Posted By Doug Huffman
Here is how to change all four injectors. ...

Here is how to change all four injectors.

https://www.newtis.info/tisv2/a/en/e83-x3-3.0d-sav/repair-manuals/13-fuel-preparation-control/13-53-fuel-injector-nozzles-lines/45TwIED

The larger...
Forum: General BMW Questions Yesterday, 07:31 AM
Replies: 7
Views: 206
Posted By Doug Huffman
Wikipedia addresses Blind Spots extensively, even citing Platzer’s paper

https://en.wikipedia.org/wiki/Vehicle_blind_spot

This should be common knowledge, even to product developers in search of a market, in search of a problem to solve.
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