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kokamagi



Member Since: 31 May 2020
Location: Viljandi
Posts: 84

Estonia 2011 Range Rover Autobiography TDV8 Santorini Black

Is it possible to change just the tensioner pulley rather than the whole tensioner? I'm asking because I have tensioner done recently and it seems to be doing its job. But I have a squeak somewhere and I'm going to change the belt and pulleys, I noticed, that many online parts catalogues give an option for just a pulley when you enter the tensioner code. It seems to be the exact same 65mm pulley as the one upwards of the tensioner (LR022953).

Can anyone confirm?

Post #646943 31st Oct 2022 11:46am
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mezo



Member Since: 13 Mar 2022
Location: Milton Keynes
Posts: 22

United Kingdom 2012 Range Rover Vogue SE TDV8 Java Black

depends if you are sure it's the pulley that's the problem.
In my case, the tensioner arm/housing itself that had partially collapsed and was running at a bit of an angle, which was causing the noise. You could visibly see that it wasn't totally straight or parallel to the belt.

Post #646966 31st Oct 2022 3:19pm
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kokamagi



Member Since: 31 May 2020
Location: Viljandi
Posts: 84

Estonia 2011 Range Rover Autobiography TDV8 Santorini Black

Thank you for your answer. Mine seems to be straight and in line and I can't even determine which pulley is culprit.
Just wondering, if it is possible to change just the pulley on the tensioner.

Post #646971 31st Oct 2022 4:26pm
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SpitfireS



Member Since: 10 Jun 2019
Location: Mainz
Posts: 105

Germany 2012 Range Rover Vogue SE 4.4 V8 Santorini Black

Hello All,
Today I replaced the tensioner with this post as a very useful guide Smile
With the old tensioner the belt had a chirp and was running at the forward edge of the idler.
With the new tensioner the position of the belt on the idler didn't really change though, it's definitely not in the middle of the idler.
The chirp was also not gone, in the beginning.
It took about 2-3 minutes of cold idle to make it go away.
During this time I could time the chirp with a spot on the belt, the markings showing brand and type.
I don't know why I never noticed this before.
I'm not saying the chirp was AT that spot but the spot made it clear the chirp was only on one particular spot on the belt, it stayed in sync for as long as I could hear it.
Does that mean the belt is bad?
What I also noticed was that the new tensioner wasn't steady, the alu 'disk part', so to speak, is rotating a tiny little bit and kinda fast.
Is that normal?
As far as I can think of this means the belt has a thin spot somewhere, maybe that is/was also the cause of the chirp?
Tomorrow I will check with another cold start.

One small thing about releasing the tension.
Pick the length of the breaker bar so that it can go underneath the coolant pipe.
With mine, when the belt was off, the breaker bar went all the way to the left up to the coolant pipe and there was still a little tension left.
Enough to NOT get it off the tensioner.
So I had to wiggle the belt back on.
I ended up using 2 breaker bars, a shorter one into the longer one.
That way I had enough leverage with both and with the shorter bar removed the longer one could pass under the coolant pipe. 2012 4.4TDV8
2000 Honda S2000

Post #663125 30th Apr 2023 2:22pm
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SpitfireS



Member Since: 10 Jun 2019
Location: Mainz
Posts: 105

Germany 2012 Range Rover Vogue SE 4.4 V8 Santorini Black

Cold start still with a chirp this afternoon.
Going to order a new belt.
OEM length is 2518mm. 2012 4.4TDV8
2000 Honda S2000

Post #663203 1st May 2023 2:57pm
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SpitfireS



Member Since: 10 Jun 2019
Location: Mainz
Posts: 105

Germany 2012 Range Rover Vogue SE 4.4 V8 Santorini Black

Click image to enlarge

With the primary turbo charge air pipe removed you got nice access to the lower coolant pipe bracket.
When both bolts are removed you can put a piece of wood between the lower bracket and the engine creating a nice gap at the top bracket to feed the old and new belt through with both hands.
The piece of wood is not in the image Wink
Click image to enlarge

When I started I found the top bolt wasn't in!
It is now.
I used a ratchet wrench and double sided tape on the bolt to make it stick.
Click image to enlarge

With one hand you feed the wrench & bolt in from the top and with the other you apply pressure on the wrench with something to thread the bolt in. I used a piece of wood ~10x10mm about 40cm long.
This worked quite well I'm proud to say. Smile

Together with a new idler - the top left one, the last one before the alternator - the chirp is gone.
Also cleaned the alternator pulley grooves with something sharp, there was some compacted dirt in the bottom of the grooves. I found more of this stuff in the old idler grooves. 2012 4.4TDV8
2000 Honda S2000

Post #664586 21st May 2023 10:03am
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Mfcetin



Member Since: 26 Jun 2023
Location: Nürnberg
Posts: 63

Germany 2011 Range Rover Vogue SE TDV8 Alaska White

I had a squealing noise which went away after changing the tensioner. I was planing to change all pullies and the belt but decided to postpone the weather has been cold and rainy. Im not sure but I think there are more noises to be addressed. Im suspecting water pump but Im not sure. Could you gents have a listen and let me know if the sound is normal or not?
https://youtube.com/shorts/jMh0uRlXBIs?si=m3QxUfCLzvsiNlJa
I tried to listen the pump with an ratchet extension but Im was too scared of pullies and belt 😬 2011 Vogue SE 4.4 TDV8

Post #682057 7th Jan 2024 11:18am
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kokamagi



Member Since: 31 May 2020
Location: Viljandi
Posts: 84

Estonia 2011 Range Rover Autobiography TDV8 Santorini Black

kokamagi wrote:
Is it possible to change just the tensioner pulley rather than the whole tensioner? I'm asking because I have tensioner done recently and it seems to be doing its job. But I have a squeak somewhere and I'm going to change the belt and pulleys, I noticed, that many online parts catalogues give an option for just a pulley when you enter the tensioner code. It seems to be the exact same 65mm pulley as the one upwards of the tensioner (LR022953).

Can anyone confirm?


I can confirm myself.

Yes it is possible and I have done this, works perfectly.

Post #685080 8th Feb 2024 12:53pm
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GraemeS



Member Since: 06 Mar 2015
Location: Wagga area
Posts: 2486

Australia 2012 Range Rover Autobiography TDV8 Bournville

The only issue is that the tensioner hinge wears which then causes the belt to run off.

Post #685124 8th Feb 2024 8:32pm
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kokamagi



Member Since: 31 May 2020
Location: Viljandi
Posts: 84

Estonia 2011 Range Rover Autobiography TDV8 Santorini Black

Yeah, but mine was fairly new and with good tension, but the pulley was moving a little bit too freely. Also the upper left pulley if looking towards engine from the front of the car, was rolling quite easily and bearing felt dry by ear.
But the culprit of the chirp was most probably the bad design of the engine cover, more precisely the sound dampening material under it. It deteriorates over time in the hot environment and bits of it become loose and fall down with vibration straight onto the belt drive. All the pulleys and belt become contaminated with the gunk. It can clearly be seen on the belt itself. Since the chirp of the auxiliary belt drive seems to be the common problem of the 4.4TDV8 after about 200 000km/10 years, I'm pretty sure most of them suffer from this cause.
So I thoroughly cleaned all the accessory pulleys and the front of the engine before installing new pulleys and belt. Then I cured the engine cover by brushing off all the loose stuff with a rough nylon brush and sprayed two layers of heat resistant varnish all over the sound dampening material so It wouldn't separate anymore. Also worth checking the same material under the high pressure fuel pump.
So far so good.

Post #685151 9th Feb 2024 6:59am
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GraemeS



Member Since: 06 Mar 2015
Location: Wagga area
Posts: 2486

Australia 2012 Range Rover Autobiography TDV8 Bournville

Mine's engine cover was removed on the 1st day of my ownership, primarily to not provide cover for rats but also to not trap hot air, trying to make the hoses and plastic survive longer.

Post #685161 9th Feb 2024 8:46am
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GGDR



Member Since: 26 Nov 2016
Location: London
Posts: 3545

United Kingdom 2011 Range Rover Vogue SE TDV8 Stornoway Grey

Hi guys

Looks like I need to change my alternator so I am looking at doing idlers / tensioner...

There are quite a few idlers (and expensive if genuine), which are definites pls?

Click image to enlarge


. Cheers, Greg
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
2011 Vogue SE 4.4 with lots of toys in Stornaway

Post #700729 23rd Sep 2024 2:15pm
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GGDR



Member Since: 26 Nov 2016
Location: London
Posts: 3545

United Kingdom 2011 Range Rover Vogue SE TDV8 Stornoway Grey

bump Cheers, Greg
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
2011 Vogue SE 4.4 with lots of toys in Stornaway

Post #700752 23rd Sep 2024 9:06pm
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GGDR



Member Since: 26 Nov 2016
Location: London
Posts: 3545

United Kingdom 2011 Range Rover Vogue SE TDV8 Stornoway Grey

bump Cheers, Greg
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
2011 Vogue SE 4.4 with lots of toys in Stornaway

Post #700809 24th Sep 2024 7:08pm
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JayGee



Member Since: 27 Jul 2021
Location: London
Posts: 3241

United Kingdom 2012 Range Rover Vogue 4.4 V8 Orkney Grey

Defo get a genuine tensioner. If you can’t afford genuine idlers it’s not as critical. 2012 TDV8 Vogue (L322)

Post #700820 24th Sep 2024 8:53pm
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