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D3 - Sat Nav, ICE, Audio & TV All in car entertainment discussions

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  #1  
Old 29th June 2012, 09:37 PM
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Default B&O rattling speakers on some bass

I have a problem with my B&O that is affecting at least 4 of the speakers. I want to figure out whether it is an amp that has failed, or whether multiple speakers have failed.

Is there a fairly simple way to check if the amp has faults? And if there is, does it have to go to an Audi garage at £75 an hour to figure out what is wrong - I wish I could charge that way when I had to figure out a problem - garages do seem to win on the swings and the roundabouts charging for fixing even if they are slow at it, and you also seem to pay them to learn on your car while they figure it out....

I would rather check the amps out first rather than taking all the trim out and individually disconnecting speakers. Its a shame its not a part that will be sat on a shelf that can be swapped out to test.
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Old 29th June 2012, 09:51 PM
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maybe a local competent car audio expert would be cheaper than a dealer, though not sure you have many options if it comes to needing new parts other than B&O or Audi
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Old 29th June 2012, 09:55 PM
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I think the easiest way to tell would be by critical ear.
Is the rattle heard on all audio sources?
Is it a rattle of a torn cone?
A rasp of a distorted voice coil catching?
Pop of digital artefacts similar to DAB radio interference?
Resonation of trim etc?

If it is the amp google for repairers the BOSE ones can be repaired. Probably lead-free solder failure.
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Old 29th June 2012, 10:05 PM
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It sounds like a cone failure, but as it is affecting at least the four lower door speakers, I have to consider the amps too. I may take out one door speaker and look.

The rasp happens on all inputs Radio, CD, DAB & TV. It is also a certain part of the range that is affected. I can have a track that uses very deep bass and that is fine, but a track with mild bass is affected.

I cannot rule out however that the previous owner got all the lower door areas wet and killed the speakers. All four have dents where peoples feet have hit them. The previous lady owner did manage to mark quite a few areas on the car.
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Old 30th June 2012, 07:25 AM
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Pretty sure VCDS has a speaker test option.
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Old 14th September 2012, 09:20 PM
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I have managed to disconnect one of the B&O amps which left me with working trebble speakers. Unfortunately, disconnecting the other amp stops the mmi working too. I strongly suspect that the main amp has failed. As finding another B&O equipped car near me with an owner willing to test-swap the amps over is very remote, it makes the job of being sure more complicated.

What is the cheapest way of getting something like VCDS? as I do not have this myself. I have never had a scan run on the system so it could probably do with a clearout of old codes anyway. Would VCDS allow clearing of codes, and installation of updated software?
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Old 14th September 2012, 09:29 PM
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you could try and find an Indie local to you, mine does scans for free on the (often correct) assumption that he will get the work to fix it, or look at the VagCom etc register on here and see if there is anyone near you, and they would probably scan it for you for free, they are an incredibly friendly and helfpul bunch on here.

cheers
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Old 14th September 2012, 09:35 PM
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The amps have component protection too, so swapping them between cars might get a bit messy....
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2007 4.2 Tdi Q7, 2006 S4 Cab Silver, 2010 RS6 Saloon Black , 2007 TT Roadster,
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Old 14th September 2012, 09:41 PM
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Quote:
Originally Posted by IT View Post
The amps have component protection too, so swapping them between cars might get a bit messy....
They know how to make things easy don't they.

Does the car have all ecu's registered? As I found that Audi set up the serial number for the battery, does that extend to all the modules?
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Extended Aluminium, Oak Sepia Wooden Trim, Extended Leather
Green Exclusive Dual Colour, Heated Comfort Leather Interior
Green Alcantara Headlining, Pillars, Rear Shelf, Door Inserts
Green Trimmed Mats, Seatbelts, Steering Wheel, Centre Armrests
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  #10  
Old 14th September 2012, 09:43 PM
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The Bose amp definitely does, I'd be surprised if the B&O one doesnt.....
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For parts enquiries and Forum User Administration please contact customer services directly, not me - enquiry@a8parts.co.uk, www.a8parts.co.uk, or call 01642 783537

The Daily Town Car - 2023 Tesla Model Y Performance. Black with Black. Giant ipad screen, huge sunroof, 4 wheel drive, Tow bar, lots of ooomph and made in China, so actually built properly unlike the Californian ones.

The Family Wagon - 2018 Tesla Model X. Black, 7 Seats, Towbar, Homelink, Enhanced Auto pilot with Summon and self park, Heated front seats, CCS Charger upgrade, MCU2 Upgrade, Falconwing Doors, Self opening / closing doors, Netflix, Spotify, toys, Air suspension, alcantara roof + lots of other stuff......

The 17 year old Driver Wagon 2015 Skoda Citigo Monte Carlo. Alloys, Power steering, Aircon, Leccy windows, Sat Nav, bluetooth, central locking, cup holders, 59 whole bhp. Million times better than my first car. Well jealous.....

The First 20 Audis:

2001 D2 4.2 QS Silver, 1997 D2 S8 Silver, 1999 D2 4.2 Silver, 2002 D2 S8 Dolphin Grey,
2003 C5 RS6 Blue, 1998 D2 S8 Black, 2000 D2 4.2 QS/S8 Ming Blue, 2003 D3 4.2 Ming Blue,
2005 B7 S4 Blue, 2006 D3 3.0 Tdi Black, 1999 D2 4.2 Silver, 2003 D3 4.2 LPG Crystal Blue,
2000 D2 S8 Silver, 2007 3.0 Tdi Q7 Black, 2009 B8 S4 Black, 1998 D2 S8 Agate Grey,
2006 D3 4.2 Tdi Blue, 2006 D3 S8, 2007 Q7 3.0 Tdi, 2006 C6 S6,

The Second 20 Audis:

2011 A7 Sline, 2001 A2 1.4 Tdi Black, 2002 A2 1.4 Tdi Silver, 2006 A8 4.2 Tdi Blue,
2007 4.2 Tdi Q7, 2006 S4 Cab Silver, 2010 RS6 Saloon Black , 2007 TT Roadster,
2010 A8 D4 4.2 Silver, 2006 C6 A6 2.7 Tdi Quattro, 2000 D2 4.2 QS/S8 Ming Blue (again), 2008 Q7 4.2 Black,
2009 C6 RS6 Saloon Daytona Grey, 2001 Fully Loaded A2 Tdi, 2006 Avant S6 Black, 2007 VW Caravelle Exec Black (almost an Audi)
2009 TT Roadster Daytona, 2015 Q7 4.2 tdi lava grey, 2002 GmbH D2 demonstrator, 2006 D3 A8 LWB 4.2 Tdi Black

Most Recent Audis:

2001 A2 1.4 Tdi Black, 2007 4.2 FSi Q7 ABT Blue, 2016 S5 Coupe Launch model, 2004 S4 B6 Cabriolet, 2016 Q7 Sline White, 2006 Q7 4.2 FSi Black, 2012 Q7 Sline+ 4.2Tdi White, 2008 Blue Audi S8

Everything Else

1989 Subaru Justy, 1986 Vauxhall Cartlton 2.0 GL, 1985 Vauxhall Carlton 2.2 CDi, 1987 Ford Sierra XR4x4, 1983 Vauxhall Senator, 1985 Vauxhall Senator 3.0i, 1997 Polo Saloon, 1997 Peugeot 306 1.9 TDi, Ford Sierra Sapphire 2000E, 1990 Subaru Justy, 2000 Subaru Impreza, 2000 Subaru Impreza RB5, 1993 Range Rover LSE, 2005 VW Bora, 2003 Skoda Superb, 2003 VW Passat V6 4 Motion, 1996 Peugeot 106, 2000 Range Rover 4.0, 2019 Tesla Model 3 Performance
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