There are 6 stored owner reports matching the engine leading-label group for the 2015 Audi A6 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 6 of 6 matching reports.
Open the full vehicle complaint log (all categories)The contact owns a 2015 Audi A6. The contact stated that while driving on neighborhood roads at approximately 25 MPH, the coolant warning light was illuminated. The contact proceeded to park on the side of the road and walk to her residence to pick up coolant to refill the coolant tank. The vehicle was then taken to the independent mechanic where it was diagnosed that the coolant tank needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 79,000.
Coolant sprayed on engine components due to leaking Coolant /Water pump. Coolant level is falling below minimum level - Problem confirmed by the dealer 1. Water pump 2. Coolant sprayed onto engine components - potential fire hazard 3. Confirmed by dealer 4. Unknown 5, Umknown
The contact owns a 2015 Audi A6. The contact stated that while the vehicle was parked, there was antifreeze leaking underneath the vehicle. The contact stated that the leak was a recurring failure. The contact stated that after starting the vehicle, the "Turn Off Engine, Check Coolant Level" message was displayed. The vehicle was taken to a local dealer and the coolant pump was replaced under NHTSA Campaign Number: 18V229000 (Engine and Engine Cooling). The vehicle was repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 78,000.
The defect of water pump used by this model causes coolant leakage and a serious overheating problem that triggers the temperature warning light. It is a safety risk without repairing this.
The contact owns a 2015 Audi A6. The contact stated while driving 65 MPH, the oil warning light illuminated. The contact veered to the side of the road and called for roadside assistance. The vehicle was towed to a local dealer to be diagnosed. The contact was informed that the oil level was extremely low due to an oil leak. The contact was informed that the timing chain kit and camshaft cover needed to be replaced. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was 85,000.
TL* THE CONTACT OWNS A 2015 AUDI A6. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 18V229000 (ENGINE AND ENGINE COOLING); HOWEVER, THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE CONTACT CALLED A LOCAL DEALER (AUDI NORTH ORLANDO, 139 N. OREGON ST., SANFORD, FL 32771) AND WAS REFERRED TO NHTSA. THE MANUFACTURER WAS NOT NOTIFIED. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE. *TT *TR
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: Aug 31, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.