Need alternative oils for VW/Audi 7spd DCT oil and gear oil for 2018 Audi A4 allroad.

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May 28, 2019
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Hi I need some help. I'm going to change filters and oils for clutches/ mechatronic and gears total 3 filters sits at the top of mechatronic unit ( 5.5h job ), dealers change only oil 1h job every 40k miles ,no filter change. I'm will keep vehicle long time so i want to do it proper way. 2 separate circuits .
What's yours suggestion from CA market.
 
Liqui moly makes DCT fluid, so does redline. You keep the fluid intervals the way it is, you will only need to replace those filters every 100,000 miles.
Change the main filter but first inspect it and then change.
 
I'm confused as to why you need alternatives, why not buy either the OEM fluid or one that carries the required specificaiton?

You mention dealer rates for them to perform the maintenance but aren't you doing it yourself? That's a lot of work per your post and I wouldn't want to have to do it twice, or worse.
 
Liqui moly makes DCT fluid, so does redline. You keep the fluid intervals the way it is, you will only need to replace those filters every 100,000 miles.
Change the main filter but first inspect it and then change.
All filters are inside transmission , you have to remove mechatronic unit to inspect filters.
 
I'm confused as to why you need alternatives, why not buy either the OEM fluid or one that carries the required specificaiton?

You mention dealer rates for them to perform the maintenance but aren't you doing it yourself? That's a lot of work per your post and I wouldn't want to have to do it twice, or worse.
Looking for fluid that carries required spec . I mention time not rates, work will be done by my mechanic (german vehicle specialist )
Dealer ask 87 Cad $ per 1Liter (x4) 348+Tax , plus 4 L of gear oil ( don't know price for that one yet )
 
The only actual approved DSG fluid is either the OE fluid, or Pentosin... They're probably the same thing in different bottles.

You can buy the Pentosin for a good price from Rock Auto. I am also in Canada and it's only like 25 bucks for the shipping.
 

may be available locally in canada for cheaper

FCP says G 052 182 is for the 02E. Does the DL-501 7-speed use the same?
The OP should first determine what OE part number fluids are the correct
one, then it'll be easier to find appropriate substitutes.
According to FCP it seems this A4 7-speed uses G 055 529 and G 052 536
for the transfer case. When comparing the following data sheets I'm under
the impression G 055 529 could be thinner (but not necessarily is):

CASTROL TRANSMAX DUAL
CASTROL TRANSMAX DUAL MULTIVEHICLE

"approved and factory-filled by Audi"


RAVENOL DCT/DSG Getriebe Fluid

"RAVENOL DCT/DSG Getriebe Fluid is also recommended for use in Dual Clutch Gear
DQ-250 (02E) and DQ-500 (0BT) acc. to VW Part-No. G 052 182 and DL-501 (0B5)
acc. to VW Part-No. G 052 529 for S-Tronic
....."


TITAN FFL-2 (formerly PENTOSIN FFL-2)

"Approvals: JAC DTF630, VW TL 52 182 (G 052 182)" (not G 052 529 for S-Tronic)
.
 
Changing the filters in a B9 is a huge job. Have to remove the subframe. I've changed the dsg fluid in my 2017 A4 twice, at 40k and 80k, and the fluid comes out looking pristine. It looks no different after 40k than the new fluid going back in. This dsg transmission has a pressure accumulator inside it that needs drained by either VCDS or Obdeleven in order to get the most fluid out.
That being said I see no reason to replace the filters at all. I have over 90k miles on my A4 now and it shifts like day one. Eventually the mechatronics unit will need replaced with or without filter changes and then it will have new filters included.
Having done almost a dozen dsg fluid/filter changes over the years I felt funny not changing the filter the first time I did the B9 change but after seeing the cost and complexity of doing so, and the fact it has three filters in it I'll just trust the engineers opinion that they will outlast the mechatronics unit as a whole and motor on.

For reference here is what your guy will be tearing into. Around 3:30 is where the mechatronics and 3 filters are shown.

 
Last edited:
Changing the filters in a B9 is a huge job. Have to remove the subframe. I've changed the dsg fluid in my 2017 A4 twice, at 40k and 80k, and the fluid comes out looking pristine. It looks no different after 40k than the new fluid going back in. This dsg transmission has a pressure accumulator inside it that needs drained by either VCDS or Obdeleven in order to get the most fluid out.
That being said I see no reason to replace the filters at all. I have over 90k miles on my A4 now and it shifts like day one. Eventually the mechatronics unit will need replaced with or without filter changes and then it will have new filters included.
Having done almost a dozen dsg fluid/filter changes over the years I felt funny not changing the filter the first time I did the B9 change but after seeing the cost and complexity of doing so, and the fact it has three filters in it I'll just trust the engineers opinion that they will outlast the mechatronics unit as a whole and motor on.

For reference here is what your guy will be tearing into. Around 3:30 is where the mechatronics and 3 filters are shown.

FCP says G 052 182 is for the 02E. Does the DL-501 7-speed use the same?
The OP should first determine what OE part number fluids are the correct
one, then it'll be easier to find appropriate substitutes.
According to FCP it seems this A4 7-speed uses G 055 529 and G 052 536
for the transfer case. When comparing the following data sheets I'm under
the impression G 055 529 could be thinner (but not necessarily is):

CASTROL TRANSMAX DUAL
CASTROL TRANSMAX DUAL MULTIVEHICLE

"approved and factory-filled by Audi"


RAVENOL DCT/DSG Getriebe Fluid

"RAVENOL DCT/DSG Getriebe Fluid is also recommended for use in Dual Clutch Gear
DQ-250 (02E) and DQ-500 (0BT) acc. to VW Part-No. G 052 182 and DL-501 (0B5)
acc. to VW Part-No. G 052 529 for S-Tronic
....."


TITAN FFL-2 (formerly PENTOSIN FFL-2)

"Approvals: JAC DTF630, VW TL 52 182 (G 052 182)" (not G 052 529 for S-Tronic)
.
Transmission is DL 382 0CJ ( quattro ultra )
 
Changing the filters in a B9 is a huge job. Have to remove the subframe. I've changed the dsg fluid in my 2017 A4 twice, at 40k and 80k, and the fluid comes out looking pristine. It looks no different after 40k than the new fluid going back in. This dsg transmission has a pressure accumulator inside it that needs drained by either VCDS or Obdeleven in order to get the most fluid out.
That being said I see no reason to replace the filters at all. I have over 90k miles on my A4 now and it shifts like day one. Eventually the mechatronics unit will need replaced with or without filter changes and then it will have new filters included.
Having done almost a dozen dsg fluid/filter changes over the years I felt funny not changing the filter the first time I did the B9 change but after seeing the cost and complexity of doing so, and the fact it has three filters in it I'll just trust the engineers opinion that they will outlast the mechatronics unit as a whole and motor on.

For reference here is what your guy will be tearing into. Around 3:30 is where the mechatronics and 3 filters are shown.

I know that web side, animations are amazing.
 
FCP says G 052 182 is for the 02E. Does the DL-501 7-speed use the same?
The OP should first determine what OE part number fluids are the correct
one, then it'll be easier to find appropriate substitutes.
According to FCP it seems this A4 7-speed uses G 055 529 and G 052 536
for the transfer case. When comparing the following data sheets I'm under
the impression G 055 529 could be thinner (but not necessarily is):

CASTROL TRANSMAX DUAL
CASTROL TRANSMAX DUAL MULTIVEHICLE

"approved and factory-filled by Audi"


RAVENOL DCT/DSG Getriebe Fluid

"RAVENOL DCT/DSG Getriebe Fluid is also recommended for use in Dual Clutch Gear
DQ-250 (02E) and DQ-500 (0BT) acc. to VW Part-No. G 052 182 and DL-501 (0B5)
acc. to VW Part-No. G 052 529 for S-Tronic
....."


TITAN FFL-2 (formerly PENTOSIN FFL-2)

"Approvals: JAC DTF630, VW TL 52 182 (G 052 182)" (not G 052 529 for S-Tronic)
.

I think it just matters if it is wet clutch or dry clutch and why there are two versions
 
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