Oil change question

StuartT

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Jul 23, 2001
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Hopefully someone can help me with the amount of oil needed for an oil change.

Just had car serviced and stealer over filled it by a good 10mm over the max [:@]

According to stealer its ok but I decided to call SEAT UK. According to my service invoice it took 4.6L which is over max but SEAT say it needs 5.2L!!!! Are they serious?! That would completely fill the sump, dip stick tube and prob the whole engine.

Does anyone else have a 1.8TSI and had an oil change? Any idea the real amount? Perhaps it will say on your invoice.

Stealer said "we use what SEAT tell us" so obviously they don't check the dip stick and just blindly chuck it in. Lesson learnt - after a service check your car!!!
 

ESS

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Jan 11, 2016
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Id get it back to where it should be as it can cause more damage over filled than under filled.


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StuartT

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Wish I could but dealer is 14hr ferry ride away - each way - at a cost of 500 quid return :-(

I'll find a local garage to have a bit drained but would like to know how much should be used.
 

Pinky

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Sep 27, 2015
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Put in enough to be near the full mark on the dipstick. Doesnt need to be exactly on the mark. Between min and max is ok.
 

StuartT

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Stealer doesn't check the dip stick, just throws in 4.6L. Its currently OVER max and by a fair bit too.

Stealer said its fine... yeah right! Just makes you wonder how many times they've over filled other customers cars.
 

andycupra

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every single time ive had a car serviced by a dealer its been overfilled.
they seem to add oil by volume, but dont take into account how much they actually removed or how well they drained it.

just another reason not to use dealers. they are in my opinion and experience incompetent.
 

Fmxvxx

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Dec 21, 2014
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the 1.8 tsi engine takes 5.2 litres of oil with a filter change, normally pretty consistent with this engine the worst culprit for oil is the 1.4 mpi engine official stat is 3.2 normally need at least 3.6.

It really comes down to how well the oil was drained if the filter wasn't loosened and the oil filler cap wasn't removed it can leave a fair amount of residual oil in there.
 
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StuartT

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Totally agree Andy. Service manager admitted they just add volume as per the book.

I've also discovered that although I was on longlife service, 504 oil, they changed me to 502 oil, 10k service, without telling me or the cars computer. Thank god I discovered that because if I'd have done over 10k and had issues what would have happened??

Going to get local garage in Shetland to do ANOTHER oil change, 2 in 2 weeks????, with the correct oil and quantity. Think I'll prob get filter changed too so there's no contamination.

Then I'll send the bill to the dealer.

In his defence he did say they'd do an oil change free of charge next time I'm down on mainland but that could be anywhere between 6 and 12 months and if I'm getting some removed I might as well get the proper stuff.

VERY disappointed.... just wish I'd done oil check AFTER customer survey as they'd be getting 1 out of 10.
 

StuartT

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FMXVXX Thanks mate! That explains a little with SEAT uk as they said 5.2L. My invoice says 4.6L and includes a filter so guessing they were lazy when removing the old oil - something else I can tell dealer on Monday.


Everyone, thanks for your help and input..... without you we'd just be cannon fodder for stealers!
 

Fmxvxx

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Dec 21, 2014
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Most Seat dealers use long life for both 10k and 20k plans at least the ones i've been in as the cost saving of buying the long life in greater bulk meant cost was negligible and made it easier to use the oil pumps.

Personally I've not checked the dipstick on every car I've serviced some engines are very consistent Saab's 9.3 2l turbo for example is always 6l on the dot every time without fail and after the first 500 you kind of accept that, same goes for the bxd 2.0 tdi pretty much 4.6 every time other engines not so much the 1.8 tsi same as the cupra isn't to far off but I've seen it take from 4.6-5.4 depending on how well it's drained.
 

StuartT

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You sound like a service guy! Thank you for your input.

Invoice says Mobil 3000 which looks like 502 and the log book has "longlife no, 10k yes" so pretty sure its only the 10k and not the 20k stuff. Im guessing they didnt suck enough out before adding the wrong oil.

Any issues going back to longlife after a week or 2 of 10k? Make sure its a good drain?

Thanks again.... I make homebrew and would post a bottle if you'd like for your help :)
 

Fmxvxx

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Dec 21, 2014
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I've Worked more on Gm vehicles vauxhalls and saabs but I've done a fair bit with seat as well tho by no means a expert I moved back over to GM about 6 months ago.

Different strains of Mobil depending on the formula While I dont think it is damaging to use it's not what you paid for and I dont believe any mobil3000 oils meet 504 standards which for a back street garage you would let off but main dealer should know better.


I always use Shell ultra helix AVL which carries the 504 vw approval they also do AV which carries the 503/506 but for Long life application on your petrol 504 is what you need.

I would also advise you not take your car to another garage before first speaking to the Dealer in question as part of any good will warranty etc is decision based by them and eroding a garages good will can be a costly mistake, even when you are in right.





vw-specifications-chart.png
 

Fmxvxx

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Dec 21, 2014
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Seeing as there is the potential for nearly a litre of the old oil to still be in there at the minimum I would ask for an oil flush to be carried out then drain via the plug for a good 10 minutes Also make sure your car is reset to long life intervals. and the filter is renewed.

Morally not correct but I've found the best way to get a garage to do something is make the job appealing for them this job is awful but throw in a couple of warranty issues with document TPI's ( Technical product information) and job suddenly becomes more appealing most common on the 5f front suspension noise which there are 2 Tpi's last I saw one for wheel bearing removal and lubrication of housing and one for Lubrication of the wish bone bushings.

While Nothing is required for the help It's hard to say no to home brew ;)
 

StuartT

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Jul 23, 2001
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Problem is that I'd have to drain some of the rubbish out because its too high and wait 6-12 months before the real oil because I'm 14hr ferry ride each way from the dealer.

Car computer has been kept on longlife even though oil is 10k hence it should be changed. Computer still thinks its long life. Dealer made it sound like 10k oil was ok for 18k!!

I'm thinking of taking your advice of oil drain, flush and filter but let dealer think he's doing the oil change he promised. Yes a lie but a white lie? Atleast my car has correct oil and the correct amount so my cat, turbo, airfilter etc. isnt coated in oil fumes.

PM me for a homebrew or 3
 

kazand

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Jun 6, 2010
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Problem is that I'd have to drain some of the rubbish out because its too high and wait 6-12 months before the real oil because I'm 14hr ferry ride each way from the dealer.

Car computer has been kept on longlife even though oil is 10k hence it should be changed. Computer still thinks its long life. Dealer made it sound like 10k oil was ok for 18k!!

I'm thinking of taking your advice of oil drain, flush and filter but let dealer think he's doing the oil change he promised. Yes a lie but a white lie? Atleast my car has correct oil and the correct amount so my cat, turbo, airfilter etc. isnt coated in oil fumes.

PM me for a homebrew or 3

Remember dealers read forums too...... ;)
 

Fmxvxx

Active Member
Dec 21, 2014
387
3
Remember dealers read forums too...... ;)

Indeed they do especially posts about modifying cars in warranty.


Your biggest hindrance is the distance for the price a service would cost you can purchase your own bits and do the work your self honestly servicing the majority of vehicles on the road is a very simple process.

the 1.8 TSI is a flat headed screw driver for the sump plug
T25 for the under tray
32mm socket for the oil filter


To drain out some old oil personally I would let it sit till stone cold undo the plug and drop out 3/4 of a litre do the plug back up add the flush and run it upto temp.

Onto the service remove the engine cover (pulls off) to make sure it doesn't get scratched while removing the oil filter Use the 32mm socket to undo the oil filter approx 1 full turn and remove the oil filler cap

Lift vehicle (front wheels only) and undo the 6x t25 undertray bolts use a long flat headed screw driver (long so as to try and not get oil on you) to undo the sump plug and let it drain

Install new sump plug drop the vehicle remove oil filter completely and change the Filter and the o Ring fill the car with approx 4.6L make sure you can see it on the dipstick start the car and run it for a few seconds to let it circulate wait approx 1 min and recheck the oil level and top up till it's at the max.

It would be an advantage doing it on the ground as the sump will be angled more towards the floor so should get more oil out.
 

Dt-spd

Active Member
Sep 1, 2015
246
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Rugby
Can't you just suck out some oil via the dipstick tube ?? Surely that has got the best the easiest solution. I've done many oil changes this way using the proper equipment but it can also be done with a large syringe etc. which is the way most oil samples are taken.

Something like this will do the job perfectly, might take a few goes but lot quicker than going bakc to dealer.

http://www.ebay.co.uk/itm/Medical-Syringes-Sterile-Large-10ml-5ml-2ml-100ml-tube-refill-ink-glue-oli-DIY-/251336911947?var=&hash=item3a84d8ec4b:m:mGnyLXxmbGBXeTXulSce07Q
 
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