There are 3 stored owner reports matching the engine leading-label group for the 2012 Volkswagen Touareg in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 3 of 3 matching reports.
Open the full vehicle complaint log (all categories)The contact owns a 2012 Volkswagen Touareg. The contact stated while driving at an undisclosed speed, he smelled an oil odor and smoke odor in the interior of the vehicle. After a visual inspection, the contact observed oil leaking from underneath the engine compartment. No warning lights were illuminated. The vehicle was taken to the dealer, who determined the diesel particulate filter needed to be replaced but was unable to locate the part. The vehicle was not repaired. The manufacturer was notified of the failure, and a case was opened. The failure mileage was 124,000.
THE CATALYTIC CONVERTER COMPLETELY SEPARATED FROM ITS OWN FLANGE WHERE IT CONNECTS TO THE EXHAUST HEADER. ULTIMATELY CAUSING AN EXHAUST LEAK AND A CHECK ENGINE LIGHT. THIS OCCURRED WHILE DRIVING AND UNDER NORMAL OPERATING CONDITIONS. DRIVING ON A LOCAL HIGHWAY WITH A SPEED LIMIT OF 55 MPH, WHICH DOES NOT HAVE EXCESSIVE AMOUNT OF POT HOLES) .
CHECK ENGINE LIGHT CAME ON AT 70,000 MILES AND WAS DUE TO THE AD BLUE TANK HEATER.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.