2018 Audi Q3 Engine Problems
- Complaints
- 7about this part
- Share
- 27%of 26 total for the year
- Median mileage
- 42,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 7 complaints about the engine of the 2018 Audi Q3, 27% of the 26 complaints for this model year. Where a mileage was given, the median is 42,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“My car stalled. I could not moved the car. Mobile Mechanic came saw the alternator belt was broke. He repaired the Belt and Alternator. When he started the car, smoke and loud squeal came from engine. He immediately shut it off. The car has less than 60k miles. I have not driven the car as much due to travel.”
NHTSA complaint #11531020, filed 2023-07“On 5/18/2026 my wife left home to run an errand in our newly purchased 2018 Audi Q3. About 1-2 miles away from home, she experienced a strange sound coming from the engine bay, the car lost accelerating power, and the car displayed a warning message that the oil pressure was low and to stop operating the car. The power briefly returned, and she was able to safely return home. Thankfully, she hadn't gotten onto the highway, where the power loss could have caused loss of control of the car resulting in a crash that could have harmed her or others, perhaps fatally. …”
NHTSA complaint #11754610, filed 2026-08“The vehicle is burning and consuming too much oil too quickly between oil changes. Oil pressure light keeps turning off and on even when there is oil. Vehicle has been serviced and worked on by Audi dealership. Currently vehicle is at Audi for exact same issues after Audi claimed to fix it. Vehicle had to be taken back to the dealer for repairs within 30 minutes after picking up the vehicle from dealership for the same light. Paid $2300 for the first time I took the car in for repairs and I had to take it back cause nothing was fixed”
NHTSA complaint #11489429, filed 2022-10“The contact owns a 2018 Audi Q3. The contact stated while driving 45 MPH, the vehicle lost motive power and stalled without warning. The contact was assisted by a Police Officer to move the vehicle out of the roadway. The vehicle was towed to the local dealer to be diagnosed but was not yet repaired. The manufacturer was notified of the failure. The failure mileage was 9,600.”
NHTSA complaint #11455494, filed 2022-03, 9,600 miles“The contact owns a 2018 Audi Q3. The contact stated that on numerous occasions, the check engine warning light intermittently illuminated. The contact then stated that while driving at undisclosed speed, the vehicle hesitated and stalled. The vehicle was towed to the dealer where it was diagnosed that the gas cylinder, fuel needed to be flushed and two unknown parts needed to be replaced. The vehicle was repaired however, the failure recurred. The vehicle was taken back to the dealer where the failure could not be duplicated. …”
NHTSA complaint #11509326, filed 2023-02, 62,352 milesRelated service bulletins
- 11034657Jun 26, 2026This bulletin provides information when there is increased oil consumption; >0.5ltr/1000 km.
- 11034728Jun 10, 2026This bulletin provides informaiton when the engine is not running smoothly, misfiring.
- 11034656Jun 4, 2026This bulletin provides information when DTC U140A00 Terminal 30 is stored in the ECM.
- 11029368Feb 20, 2026This bulletin provides information on the use of the Audi frequencly analysis app, and where the application can be downloaded.
- 11029367Feb 20, 2026This bulletin provides information on VIN Plates, Safety Certification labels, and the ordering procedures.
- 11028398Jan 14, 2026This bulletin provides information regarding UV leak additive for finding oil leaks.
- 11027356Dec 11, 2025This bulletin provides information when there is increased oil consumption; >0.5ltr/1000 km.
- 11018973May 28, 2025This bulletin provides information when DTC U14A00 Terminal 30 is stored in the ECM.
- 11016532Mar 12, 2025This bulletin provides informatin when the engine does not run smoothly at idling speeds.
- 11012476Dec 5, 2024This bulletin provides information when the MIL is on; DTCs for misfire, air/fuel ratio imbalance, or lean fuel system stored in the ECM P030000.
Engine: other model years
Other parts of the 2018 Audi Q3
7 complaintsElectrical system
6 complaintsAir bags
4 complaintsTires
2 complaintsBrakes
1 complaintsFuel system
1 complaintsSteering
1 complaintsTransmission and drivetrain
1 complaintsWheels
1 complaints
← All problems reported for the 2018 Audi Q3
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology