Home > Technical (L322) > 2011 SC tappets/lifters noise?? |
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RRUK Site Supporter Member Since: 08 Jun 2007 Location: UK Posts: 6370 |
Mike,
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26th Sep 2013 7:33pm |
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funnyguy1 Member Since: 11 Mar 2010 Location: Sun Valley, Idaho Posts: 385 |
Thanks RRUK! Mike |
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26th Sep 2013 7:35pm |
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RRUK Site Supporter Member Since: 08 Jun 2007 Location: UK Posts: 6370 |
Having said that if you ever heard the BMW M5 5.0 V10 on tickover, that sounded rough too, maybe it is a characteristic of large bore engines? Who knows. Discovery 4 HSE
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26th Sep 2013 7:37pm |
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mzplcg Member Since: 26 May 2010 Location: Warwickshire. England. The Commonwealth. Posts: 4029 |
Doubt it Adam. My old merc E500 was super quiet to the point it was like riding a magic carpet. No chain noise, no tappets noise, nothing. On tickover it was hard to know it was actually running from inside the car.
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27th Sep 2013 6:51am |
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Bellini Member Since: 11 Jan 2012 Location: Berkshire Posts: 2261 |
Similar thing here.
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27th Sep 2013 7:25am |
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RRUK Site Supporter Member Since: 08 Jun 2007 Location: UK Posts: 6370 |
Mike,
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27th Sep 2013 8:15am |
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5.0 Member Since: 25 Feb 2012 Location: Surrey Posts: 716 |
The 5.0 is direct injection and like all DI petrol engines they sound a bit diesel like with a faint rattle at tick over speeds. The 4.2 s/c sounded better as it wasn't DI. |
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27th Sep 2013 4:59pm |
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northernmonkeyjones Member Since: 24 Mar 2012 Location: derby Posts: 8526 |
^^ damn was beaten to that reply
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27th Sep 2013 7:39pm |
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Autobiography Member Since: 10 May 2011 Location: UK Posts: 922 |
Ditto re: the BMW 5.0 V10. Used to have an M5 and that overall wasn't a very nice sounding engine, particularly at startup. |
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28th Sep 2013 4:19am |
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RRUK Site Supporter Member Since: 08 Jun 2007 Location: UK Posts: 6370 |
Mike,
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17th Oct 2013 7:31am |
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northernmonkeyjones Member Since: 24 Mar 2012 Location: derby Posts: 8526 |
15 Hours
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17th Oct 2013 3:44pm |
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CSK Member Since: 15 Oct 2010 Location: St Tropez Posts: 750 |
I noticed the same (I wouldn't say it sounds like a Diesel though!), dealer said it is due to the direct injection, nothing to worry about. |
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18th Oct 2013 8:37am |
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Hobbyist Member Since: 03 Feb 2014 Location: United Kingdom Posts: 4 |
I have a 2010 5.0L and it has the supercharger noise. I have investigated a similar noise on the Cadillac which has the same Eaton TVS supercharger (R1900) and in the US they have an aftermarket fix which is a solid torsional isolator rather than the spring one fitted as standard. Seems easy to fit and seems to work. On the web are pictures and even a video with the same rattling marbles sound. I think the torsional isolator is referred to in the LTB but am not sure. Any feedback?
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21st Mar 2014 1:31pm |
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funnyguy1 Member Since: 11 Mar 2010 Location: Sun Valley, Idaho Posts: 385 |
My car was at the dealer for a few days and they finally, i hope, fixed the battery drain problem. Said it was a door module?? I mentioned the tappet.chain tensioner problem and the service manager said they just had 2 other 2011's in with the same issue and have ordered the chain tensioner kits from LR to resolve the problem. I mentioned the 15 hour fix and he said
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22nd Mar 2014 5:21am |
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