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Rearview mirror compass stuck at "C"

Posted: Thu Jun 22, 2017 1:13 pm
by extremezmachine
Install this retrofit yesterday and everything looks OK.. The compass indicator changed a few times before got stuck at NW... So I did the reset and set the zone to 8 (Malaysia) and did multiple circles clockwise and anti-clock (below 7km/h) but still stuck in C.

Re: Rearview mirror compass stuck at "C"

Posted: Thu Jun 22, 2017 1:15 pm
by extremezmachine
Image

Re: Rearview mirror compass stuck at "C"

Posted: Thu Jun 22, 2017 5:05 pm
by extremezmachine
Problem solved... after hours of driving around town..

Re: Rearview mirror compass stuck at "C"

Posted: Thu Jun 22, 2017 5:34 pm
by X5Sport
Simplest way in the future is just to drive around in a circle to calibrate it as you did and it should have worked.  I used a roundabout locally when mine 'got lost'  :)

Re: Rearview mirror compass stuck at "C"

Posted: Fri Jun 23, 2017 11:29 am
by Smeeagain
[quote="extremezmachine"]
Install this retrofit yesterday and everything looks OK.. The compass indicator changed a few times before got stuck at NW... So I did the reset and set the zone to 8 (Malaysia) and did multiple circles clockwise and anti-clock (below 7km/h) but still stuck in C.
[/quote]

Interesting, where do you get these from?

Smee

Re: Rearview mirror compass stuck at "C"

Posted: Fri Jun 23, 2017 2:45 pm
by dark_stranger
yes, what is this?

Re: Rearview mirror compass stuck at "C"

Posted: Fri Jun 23, 2017 3:13 pm
by CondorX5
There was an optional factory option to have a rearview mirror with inbuilt digital compass -I think for 2004/5 models or thereabouts.  Wasn't expensive, about £75 or so.  Some topspec cars came with it already specced like the 4.8is.  Its quite a nifty thing. I assume someone sourced one and retrofitted ? 

Re: Rearview mirror compass stuck at "C"

Posted: Fri Jun 23, 2017 5:34 pm
by X5Sport
Got it in my X6 and 3-series too.  Option code S4NAA.

Retrofit kit is detailed here

Re: Rearview mirror compass stuck at "C"

Posted: Sat Jun 24, 2017 5:24 am
by extremezmachine
[quote="Smeeagain"]
[quote="extremezmachine"]
Install this retrofit yesterday and everything looks OK.. The compass indicator changed a few times before got stuck at NW... So I did the reset and set the zone to 8 (Malaysia) and did multiple circles clockwise and anti-clock (below 7km/h) but still stuck in C.
[/quote]

Interesting, where do you get these from?

Smee
[/quote]

I brought them from eBay... just plug and play

Re: Rearview mirror compass stuck at "C"

Posted: Sat Jun 24, 2017 5:19 pm
by Smeeagain

Re: Rearview mirror compass stuck at "C"

Posted: Sat Jun 24, 2017 6:50 pm
by X5Sport
Yup.  Part number matches E53 to 2006 on Realoem.

Re: Rearview mirror compass stuck at "C"

Posted: Sat Jun 24, 2017 8:56 pm
by lezmtaylor
I retrofitted the compass mirror to my 2002 4.4, bought it on the American ebay site and shipped it in in 2006.
Cotswold BMW kindly set it up for free.

Lez