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odd noise 2.0 tdi mk3 engine Alternator pulley ??

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  • Author

Sorry once again for the slow reply , Had 3 bereavements in the family since I originally started this thread and a lot of time away from my PC, and home.

I still have the 2022 Superb sport line plus 150 TDI and recently noticed an increase in the originally barely perceptible squeak from the pulley area.

It only happens from a cold start and the last few frosty mornings have seen an increase in the sound , but only for a minute or two then it disappears.

I am not sure whether it is a tensioner and I have returned to this thread to refresh my own memory.

The car has had two more services at the local main agents , still at only 21,000 miles as I only use it for towing the caravan in the summer months and the odd longer journey to see the Grandchildren, (we have a petrol Suzuki S Cross for shorter journeys ,shopping trips to Gym etc as short Journeys kill DPF's on Diesels)

I will pursue this elusive Squeak now that it has become more prominent and see what I can discover and get back to this post with an update.

  • 1 month later...
  • Author

Update on drive belt area squeak.

I have had my sportline plus diesel estate in for its annual service , only done 22,600 miles, and a paltry 3,500 miles last year but it was all either longer journeys or towing my Caravan.

I asked them to look at this noise coming from the Drivebelt /Cam Belt area and its been in the main agents since last thursday, I told them to listen for the squeak from a cold start so left it with them over the weekend.

The Lady on Service desk rang to say they have ordered some parts for a "solution to this noise" when I pushed her for more details she said it,s some sort of special grease they use and if that makes the noise go away all is well?

I will pick it up tomorrow and ask for more details from the workshop guys if I can speak to anyone.

I asked the receptionist if there was a technical service bulletin out on this issue and she said there was and the "special Grease" is the first step in trying to resolve the issue (Im guessing as opposed to replacing the cam belt for example).

Will keep you posted.

  • Author

As promised an update to the squeaking noise from Drive Belt area, I collected my car today and the nice lady on reception said "All fixed" and the repair is done under the extended warranty.

I was told by the receptionist that it was some "kind of grease" but she also mentioned waiting for parts to arrive so I opened the bonnet and started the engine up from cold on the forecourt to inspect and listen for any further squeaking.

I noticed that the Alternator pulley has been changed and also it looks like a replacement A/C Compressor clutch as the bolts are all brand new down there as well.

The car sounds as sweet as it should be and I test drove it for 20 miles to road test it and bed everything in.

All good and the squeaking has now been rectified.

I took out extended warranty /All in service plan last year and that has already been worth the money as I had the oil and filter changed a full "Health Check" where they look for some work to charge you for (Air conditioning check £145 for example).

The car is only low mileage and has a full Skoda service History, last two services carried out by this dealership, so if the belt had shredded and destroyed the engine after me flagging up this squeaking noise then the Garage would have been liable for missing it on inspection, so in fairness they gave it a good going over as it was in both our interests to do so.

Hope this helps anyone else who may have a similar, noise.

Don't ignore noises in your drive belt area as on my previous Skoda I took the car to the main agents with a squeak that they tried to fob me off as "Normal Noise" I reminded them the car was under manufacturers warranty and left it with them .I also mentioned there was a TPI out regarding this noise.

Few hrs later they had fitted a new cam belt which was obviously defective.

  • Author

Further to yesterdays update, I inspected the car at home with a strong LED inspection Lamp, I also read Technicians comments and he stated the following.

"Confirmed customer complaint when engine cold and found factory guidance relevant, Removed V belt to see if noise still present when vehicle is running without belt and confirmed noise still present, Engine is ea288EVO engine, carried out cambelt lubrication with special Lubricant G052172m2 as stated in guidance, refitted V Belt and confirmed fault has now been rectified and noise is no longer present"

I can see that a New V belt has been fitted and that the Alternator pulley is New as well as what looks like a new Air conditioning Clutch pulley (all the bolts are shiny brand new), Nothing mentioned in the comments about replacing pulleys, they had the car in for 3 days so My only guess is that perhaps someone replaced the pulleys and the v belt and found noise still there - then followed the Factory Guidance for Cambelt Lubrication - something I have never heard mentioned before

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