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ProblemsByVin File / 2018-AUDI-A5
2018 · audi

audi A5 problems

4 safety recalls. 6 owner complaints. We mapped every trouble spot before you sign the papers.

0 5 10
Reliability score
8.2 / 10

Solid reliability overall. Common issues are concentrated in a few systems.

0
Critical
4
Severe
0
Moderate

Top trouble spots 1 category with 3+ complaints

engine
3 reports · avg $3,100
moderate

What owners are saying recent NHTSA-filed complaints · verbatim

2018 A5 · engine
I own a 2018 Audi A5. Many critical cooling system parts — including the thermostat housing, water pump housing, radiator end tanks, breather tubes, and quick-connect hoses — are made of plastic and sit in constant exposure to coolant temperatures over 200°F. Over time, these…
09/29/2025 · NHTSA ODI #11690455.0
2018 A5 · powertrain
The water pump failed on my vehicle. Initially reported 2/2025 at Authorized Audi Service Center. They claimed it was normal for coolant to dip. Audi USA Confirmed I have a settlement class vehicle in 03/2025. Mentioned an 80K Mileage limit. (Car only had 69K miles at the…
09/08/2025 · NHTSA ODI #11685814.0
2018 A5 · engine
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.…
07/25/2025 · NHTSA ODI #11676163.0
2018 A5 · engine
Engine shuts off occasionally whilst cornering at very low speed. No warning. Been happening for several years.
06/25/2025 · NHTSA ODI #11669330.0

Estimate your repair exposure

Drag to your current mileage. Numbers are derived from this vehicle's complaint history.

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At 80,000 miles
Likely repair cost in next 24 months
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Active recalls showing 3 of 4

severe NHTSA 18V836000 27/11/2018

Volkswagen Group of America, Inc

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

Fix: Volkswagen will notify owners, and dealers will inspect the air bag mounting screw, tightening or replacing it as necessary, free of charge. The recall began December 19, 2018. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 69Y4.
severe NHTSA 17V675000 25/10/2017

Volkswagen Group of America, Inc

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

Fix: Audi will notify owners, and dealers will replace the speaker cover aluminum trim, free of charge. The recall began March 13, 2018. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 70G6.
severe NHTSA 17V822000 20/12/2017

Volkswagen Group of America, Inc

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 risk of injury.

Fix: Audi will notify owners, and dealers will modify the head curtain air bags so that they deploy properly, free of charge. The recall began on January 18, 2018. Owners may contact Audi customer service at 11-800-253-2834. Volkswagen's number for this recall is 69T7.
View all 4 recalls →

Common questions

Is the 2018 Audi A5 reliable?

Mostly yes. With a reliability score of 8.2 out of 10 based on 6 owner complaints filed with NHTSA, the 2018 Audi A5 is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.

What's the most common problem on the 2018 Audi A5?

Based on NHTSA records, the most-reported issue is engine, with 3 complaints filed. Average repair cost runs about $3,100 at an independent shop.

What's the most expensive thing that goes wrong?

The engine is one of the costlier repair items. Average repair cost runs about $3,100 at an independent shop. Catching early warning signs can sometimes extend life by 20–30,000 miles.

How do I check if my Audi A5 has open recalls?

Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.

Is an extended warranty worth it on a 2018 Audi A5?

Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 6 complaints on file and the costliest repair averaging $3,100, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans aren't always better value.

Related vehicles

Recall and complaint data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database, last synced 4 days ago. Editorial commentary written by ProblemsByVin contributors and reviewed by ASE-certified mechanics. We are not affiliated with audi. Some links on this page are affiliate links and we may earn a commission if you complete a quote or purchase.
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