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CriticalCommonTransmission

Audi A4: Multitronic CVT failure (front-wheel-drive B6/B7/B8)

Multitronic CVT failure (front-wheel-drive B6/B7/B8) is a common transmission fault on the Audi A4 on the 2002–2015 cars, and we rate it critical. Putting it right costs $3,500 to $8,000 at New Zealand independent workshop rates. Below is what goes wrong, the symptoms to notice on a test drive, where to look, and what to ask the seller before you hand over any money. It is one of 45 documented faults on the Audi A4.

Vehicle
Audi A4
Years
2002–2015
Gearbox
cvt
System
Transmission

This page covers the Audi A4 as a model. Some faults only affect particular engines or build years — enter a plate below to narrow the list to one car.

All Audi A4 faults45 documented faults on this model

What you are looking at

No photograph available

We do not hold a verified photograph of the Clutch or CVT belt and pulleys yet. We would rather show none than show a picture of a different part.

What goes wrong

Front-wheel-drive A4s across three generations used the multitronic chain-driven CVT, which suffers chain/variator wear, clutch pack shudder and control unit failure. Symptoms escalate from flashing PRND display and juddering to complete loss of drive; rebuilds are expensive and many NZ workshops refuse them, quoting used gearboxes instead. It is the single biggest reason to walk away from a FWD auto A4 of this era with no gearbox history.

What you would notice

  • All PRND letters flashing on the dash
  • Shudder or slip pulling away
  • RPM flare without acceleration
  • Clunk going into D or R
  • Limp mode

How to check it

Where to look. Transmission (longitudinal CVT, FWD cars only)

Cold start and immediately drive: shudder or delayed engagement when cold is the classic early sign. Watch the gear display for flashing. Ask for multitronic fluid service receipts (should be done every 60,000 km — most weren't). A quattro model with the conventional tiptronic auto avoids this entirely.

Parts involved: Clutch, CVT belt and pulleys.

What it costs to put right

$3,500 to $8,000 at New Zealand independent workshop rates. That is for this job on its own, not for the car.

An estimate, in NZD, for the repair as normally carried out. What a specific car costs depends on which part has failed and what it damaged on the way — treat this as the floor for a negotiation, not a quote.

Ask the seller

  • “Has the multitronic ever been rebuilt or replaced?”
  • “When was the CVT fluid last changed?”
  • “Has the gear display ever flashed?”

Now check the Audi A4 you are actually looking at

Everything above is true of the model, and it is free. What it does not tell you is whether THIS car has been looked after: its odometer history and whether the reading has ever gone backwards, whether there is still money owing on it, whether it has been reported stolen, how many owners it has had and what it is really worth today. That comes from the official records for that plate. Enter the plate for the free details, or get the full history and a market valuation from $13.49.

Not sure what you would be paying for? See what a full KickTyres check includes.

Where this comes from

The failure described above is documented in the sources below. The inspection instructions and the cost estimate are KickTyres’ own interpretation of them.

  • AudiWorld: Audi A4 B8 Multitronic CVT Problems
  • Audizine multitronic failure megathreads
  • ecutesting.com multitronic control unit failure listing

Audi A4 buyer questions

Is multitronic cvt failure (front-wheel-drive b6/b7/b8) serious on a Audi A4?

We rate it critical and common on the Audi A4. Front-wheel-drive A4s across three generations used the multitronic chain-driven CVT, which suffers chain/variator wear, clutch pack shudder and control unit failure. Symptoms escalate from flashing PRND display and juddering to complete loss of drive; rebuilds are expensive and many NZ workshops refuse them, quoting used gearboxes instead. It is the single biggest reason to walk away from a FWD auto A4 of this era with no gearbox history.

How much does it cost to fix on a Audi A4?

$3,500 to $8,000 at New Zealand independent workshop rates. That figure is for this job on its own. A car showing the symptoms on this page is usually worth either walking away from or negotiating down by at least the repair figure.

Which Audi A4 years are affected?

Our research records this fault on the 2002–2015 Audi A4. Build dates move around, especially on imported cars, so treat the range as the years to look hardest at rather than a guarantee either way. The official records tell you the exact build and first registration date for the car in front of you.

How do I check for it before I buy?

Cold start and immediately drive: shudder or delayed engagement when cold is the classic early sign. Watch the gear display for flashing. Ask for multitronic fluid service receipts (should be done every 60,000 km — most weren't). A quattro model with the conventional tiptronic auto avoids this entirely. Look here: Transmission (longitudinal CVT, FWD cars only)