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Have I cracked my HID Xenon error msg problem?...

Discuss the problems with your X5 (E53).
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chubbs
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Have I cracked my HID Xenon error msg problem?...

Post by chubbs » Thu Apr 28, 2016 8:49 pm

I love my new HID Xenon dipped beams - 55w, 5000k white light - very bright and very white, but...

About half the time I've been getting the 'self leveling suspension inactive' warning when I use the headlamps. I know it's a bogus warning and there's nothing wrong with the suspension, but it's annoying. Anyway...

I've noticed that if I switch the headlights on BEFORE I switch the ignition on I don't seem to get the error message. I'll keep doing this and confirm in a week or so if it's a 100% solution.

In the meantime, if you're getting headlamp-related bogus error messages it might be worth trying it too.
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Re: Have I cracked my HID Xenon error msg problem?...

Post by Sanj » Thu Apr 28, 2016 10:20 pm

Car does a check before start up hence the error.

Come to the forum meet and Jason might be able to code the check-out for you.  ;)
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Re: Have I cracked my HID Xenon error msg problem?...

Post by robsey29 » Thu Apr 28, 2016 10:30 pm

Coded mine out and since then i have not had this problem.

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Re: Have I cracked my HID Xenon error msg problem?...

Post by chubbs » Fri Apr 29, 2016 9:42 am

Thanks for this advice. I've been thinking about coming to the May Meet, but not sure if I can get there. I shall if I can.

If I can't, would it be possible for me to cancel the code permanently, using the scanner I've just bought, or is it not that simple? Is there a known code number? (I haven't dared to usethe scanner yet - installing it on my old laptop wore me out!).
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Re: Have I cracked my HID Xenon error msg problem?...

Post by robsey29 » Fri Apr 29, 2016 9:57 pm

Which scanner do you have? you will need pa soft 1.4 thats the easiest one to use anyway.

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Re: Have I cracked my HID Xenon error msg problem?...

Post by chubbs » Fri Apr 29, 2016 11:43 pm

[quote="robsey29"]
Which scanner do you have? you will need pa soft 1.4 thats the easiest one to use anyway.
[/quote]

I got this one - http://www.ebay.co.uk/itm/291690740134?_trksid=p2057872.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT

I have no idea if it's any good, but it was cheap (that's me :) )



Incidentally - back to the main theme of the thread - I used the car again tonight, turning the lights on before starting her up and NO ERROR MESSAGES again. It's looking good as an easy way round the error messages, even if it's not a permanent fix
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Last edited by chubbs on Fri Apr 29, 2016 11:49 pm, edited 1 time in total.
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Re: Have I cracked my HID Xenon error msg problem?...

Post by Steamyrotter » Sat Apr 30, 2016 12:23 am

One thing to check is that PWM is turned off for dip beam.....
That's what used to trigger mine off!
If things were meant to be easy, then I will soon complicate them....
Please note...
Anything I say is only from my personal experience and knowledge..
I don't assume to know everything, and know there is a lot I don't know..
But then I could be talking bollox.. O:-)

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chubbs
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Re: Have I cracked my HID Xenon error msg problem?...

Post by chubbs » Sat Apr 30, 2016 11:15 am

[quote="Steamyrotter"]
One thing to check is that PWM is turned off for dip beam.....
That's what used to trigger mine off!
[/quote]

Thanks. I'll check that when I find out what on earth it is - and how to turn it off.
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Re: Have I cracked my HID Xenon error msg problem?...

Post by X5Sport » Sat Apr 30, 2016 12:38 pm

Pulsed Width Modulation.......used to dim the dip beam bulbs.  You can't run car bulbs at low voltage as the filament evaporates but you can pulse the 12v to have the same effect.  The way it's done is to vary the length of a 12V pulse, hence PWM.
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Re: Have I cracked my HID Xenon error msg problem?...

Post by chubbs » Sat Apr 30, 2016 1:13 pm

[quote="X5Sport"]
Pulsed Width Modulation.......used to dim the dip beam bulbs.  You can't run car bulbs at low voltage as the filament evaporates but you can pulse the 12v to have the same effect.  The way it's done is to vary the length of a 12V pulse, hence PWM.
[/quote]

Wow. That's a new one on me. How do you turn it off? Via the scanner?
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Re: Have I cracked my HID Xenon error msg problem?...

Post by Steamyrotter » Sat Apr 30, 2016 6:45 pm

Possibly.

I had to use NCS Expert to turn mine off..
Reflashed the LCM and turned a few other bits on at the same time!!
If things were meant to be easy, then I will soon complicate them....
Please note...
Anything I say is only from my personal experience and knowledge..
I don't assume to know everything, and know there is a lot I don't know..
But then I could be talking bollox.. O:-)

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