Air bags
Risk. If the air bag control unit fails, the air bags may not deploy in the event of a crash, increasing the risk of occupant injury.
NHTSA has logged 11 owner complaints about the 2009 Audi A5, most often about the engine and engine cooling. It is covered by 1 safety recall, and for recall 16V-376 the manufacturer reports only 50% of affected cars repaired.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through February 28, 2019. Updated daily. Photo: Spanish Coches, CC BY 2.0.
11 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Engine and engine cooling | 3 | 0 |
| Structure | 3 | 0 |
| Power train | 2 | 0 |
| Service brakes | 2 | 0 |
| Electrical system | 2 | 0 |
| Fuel system, diesel | 1 | 0 |
| Engine | 1 | 0 |
| Fuel/propulsion system | 1 | 0 |
| Air bags | 1 | 0 |
| 1 other systems | 1 | 0 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
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.
Risk. If the air bag control unit fails, the air bags may not deploy in the event of a crash, increasing the risk of occupant injury.
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.
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
2009 Audi A5 2-DR w/SAB in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.
Recent engine and engine cooling complaints filed with NHTSA, shortened. Personal details are removed.
WATER PUMP COOLANT CAMPAIGN MY AUTO BODY SHOP SAID MY CAR IS LEAKING COOLANT AND THERES A CAMPAIGN OUT ON THE WATER PUMP. I'M ASKING IF YOU COULD PUSH THE CAMPAIGN THROUGH AND RECALL THE WATER PUMPS TO FIX THIS ISSUE AS I'M AFRAID MY CAR WILL BREAK DOWN. *TR
THE VEHICLE DEVELOPED AN ENGINE SURGE WHEN STARTING COLD (HEATED GARAGE 45) AND MOVING APPROX 50 TO 75 FEET. THE RPM SURGES FROM 500 TO 1800RPM SEVERAL TIMES AND WILL OCCASIONALLY DIE. THIS SEEMS TO HAPPEN WITH VARIOUS BRANDS OF PREMIUM FUEL. THE DEALER CLAIMS THEY HAVE ADDED A FUEL CONDITIONER,…
THE WATER PUMP BROKE CAUSING THE COOLANT TO LEAK AND THE "STOP ENGINE" WARNING LIGHT TO COME ON. THIS HAPPENED WHILE I WAS DRIVING. I WAS ABLE TO PUT SOME WATER IN THE EMPTY COOLANT TANK - BUT ALL OF THE LIQUID LEAKED THROUGH. STEAM WAS COMING FROM THE ENGINE BAY. THE DEALER ADVISED THAT I PUT…
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.