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Haldex, quattro and 4MOTION service

Four-wheel-drive coupling and differential oil service

We change the Haldex coupling oil, and the filter where the coupling generation calls for one, and the differential oils on quattro and 4MOTION models, in-house. The interval depends on the coupling generation and on the car, so we work from your vehicle's own schedule.

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What does this service cover?

This page covers the oil service for four-wheel-drive Audi, Volkswagen, SEAT and Škoda models:

  • Haldex coupling: an oil change, plus a filter change on the coupling generations that call for one.
  • quattro and 4MOTION differentials: an oil change at the interval in the car’s schedule.

If you are not sure which system your car has, put the registration in the enquiry form and we will check.

How often does the Haldex oil need changing?

Volkswagen Group’s guidance for the motor trade lists:

  • Generation 1 and 2: oil at 20,000 miles, then oil and filter at 40,000 miles
  • Generation 3: not covered by that guidance, so we check the schedule for your car
  • Generation 4 and 5: oil every three years, with no filter change required

Your car’s own schedule decides, so we check it from the registration before we book the work.

What about quattro and 4MOTION oils?

The differential oils on quattro and 4MOTION models have their own intervals, which differ by model and by system. We check the schedule for your car before we book the work, rather than applying one figure to every four-wheel-drive car.

Which oil goes in?

Oil that meets the VW specification listed for the coupling or differential on your car. We confirm it for each car before we fill it.

Should the pump strainer be cleaned?

One specialist advises cleaning the generation 5 pump strainer at each oil change. That is specialist practice, not a maker requirement. If we think it is worth doing on your car, we tell you and ask for your written approval first.

What does the service involve?

We:

  • confirm which coupling generation and differentials the car has
  • drain the old oil and change the filter where one is listed
  • refill with oil that meets the VW specification
  • check for leaks

We then road test the car where appropriate.

How long does it take?

It depends on the system and on what the checks find. When you book, we give you a written price and a promised update time.

What if the four-wheel drive is not working properly?

An oil service is maintenance, not a repair. If you have a warning light or the car does not drive as it should, we read the fault data and test before recommending any work, and send you a written price first.

Is there a recall to check?

Whether a recall applies depends on the individual car, so check your registration on gov.uk. Recall work is done by the manufacturer’s network, not by us.

Reverie Autocare is an independent specialist and is not affiliated with or endorsed by Audi, Volkswagen, SEAT or Škoda.

Our promise on every job

  • Written approval before any extra work
  • Photographic proof of what we find
  • A promised update time
  • No surprise invoice
  • A test drive and verification where appropriate

Our service centre

Where will my car be looked after?

At our centre at 57 Great North Road, Welwyn Garden City, built so that waiting for your car is not wasted time.

  • Seven ramps and an on-site MOT bay
  • Three customer waiting areas
  • A co-working space with Wi-Fi
  • A multi-faith prayer room and quiet room
  • Lavazza coffee
  • Customer parking

Questions people ask us

How often should Haldex oil be changed?
Volkswagen Group guidance lists an oil change every three years for generation 4 and 5 couplings, and for generations 1 and 2 an oil change at 20,000 miles with oil and filter at 40,000 miles. Your car's own schedule decides, so we check it first.
Does the Haldex filter need changing?
On generation 1 and 2 couplings the guidance lists an oil and filter change at 40,000 miles. On generation 4 and 5 couplings it says no filter change is required.
Which coupling does my car have?
Send us the registration and we will check which coupling generation and differentials your car has, and what its schedule says is due.
Should the Haldex pump strainer be cleaned?
One specialist advises cleaning the generation 5 pump strainer at each oil change. It is specialist practice rather than a maker requirement, so we ask before doing anything beyond the agreed work.
Can this be done at the same visit as a service?
Yes. The coupling and differential oils have their own schedule, but if both are due we can carry them out in the same visit.
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