2018 Audi A5Problems, recalls & complaints

NHTSA has logged 38 owner complaints about the 2018 Audi A5, most often about the engine. It is covered by 6 safety recalls, and for recall 18V-836 the manufacturer reports only 75% of affected cars repaired.

2018 Audi A5

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through September 15, 2026. Updated daily. Photo: Kevauto, CC BY-SA 4.0.

Complaints by system

Where the 2018 Audi A5 has problems

38 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Engine80
Electrical system40
Structure41
Service brakes40
Visibility/wiper30
Air bags30
Power train30
Steering20
Suspension20
7 other systems72

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

6 recalls

2018 Audi A5 recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

77%repaired · 2023 Q4

Occupant classification: front passenger

Recall 21V-874 · Nov 10, 2021 · 208,332 vehicles · 160,880 repaired

Risk. A disabled passenger air bag increases the risk of injury in the event of a crash.

Problem, fix and repair progress →

92%repaired · 2020 Q4

Passenger side: inflator module

Recall 19V-547 · Jul 24, 2019 · 145,337 vehicles · 133,552 repaired

Risk. A disabled passenger air bag increases the risk of injury in the event of a crash.

Problem, fix and repair progress →

75%repaired · 2020 Q1

Passenger side: inflator module

Recall 18V-836 · Nov 27, 2018 · 12 vehicles · 9 repaired

Risk. If the air bag does not deploy correctly in the event of a crash, it can increase the risk of an injury.

Problem, fix and repair progress →

Show 2 more recalls
96%repaired · 2019 Q2

Air bags: side/window

Recall 17V-822 · Dec 20, 2017 · 8,037 vehicles · 7,748 repaired

Risk. In the event of a crash necessitating deployment of the head curtain air bag, if the air bag does not deploy properly, the vehicle occupants have an increased…

Problem, fix and repair progress →

92%repaired · 2019 Q1

Door: hinge and attachments

Recall 17V-675 · Oct 25, 2017 · 31,323 vehicles · 28,949 repaired

Risk. The sharp edges of the speaker trim increase the risk of injury to vehicle occupants.

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Audi.

Best & worst years

2018 vs. every other A5 year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the A5 median. How we score

'08'09'10'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25'26
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
NHTSA crash tests

2018 Audi A5 safety ratings

2018 Audi A5 2 DR AWD in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.

  • Stability control: Standard
  • Forward collision warning: Standard
  • Lane departure warning: Optional
In owners' words

What A5 owners report

Recent engine complaints filed with NHTSA, shortened. Personal details are removed.

The vehicle has 36000 miles on it and the oil cooler has failed. The car is meticulously maintained. This failure compromises the ability for the engine to cool properly. Because of the failure, coolant is then forced into the engine oil potentially destroying the engine. Engine replacements are…
Complaint 11676163 · Jul 25, 2025
My complaint is that Audi USA refuses to cover my damages and repair cost for the failed AC Evaporator that is covered under their warranty extension # AWA-21-01. Audi has a known issue for A/C Evaporator. The vehicle AC issue was immediately diagnosed by an independent mechanic who only diagnosed…
Complaint 11626977 · Nov 23, 2024
Start stop system failure Warning displayed Check engine light Car hesitates IF the start stop happens to decide to function At times it won’t work at all
Complaint 11606963 · Aug 7, 2024

Own a 2018 A5?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.