2015 Audi A4 Report
Known issues, recalls, running costs, and what to check before you buy.

Overall Score
Key Takeaways
- Exceptional safety performance with a 5-star overall NHTSA rating.
- Fuel efficiency is competitive, rated at 26 MPG combined.
- The absence of recalls and complaints is a positive sign, but the high TSB count (154) suggests potential for minor, non-safety-related issues.
- Focus on pre-purchase inspection of known potential weak points, especially related to TSBs.
2015 Audi A4
Critical Failure Risk
The Positive Crankcase Ventilation (PCV) valve can fail, leading to oil consumption and potential vacuum leaks.
Early detection can help you avoid a $700-$1,100 repair.
Safety & Bulletins
Owner Complaints
No primary complaint themes found.
Performance & Efficiency
Reliability
Practicality
The score is dragged down by its weaker day-to-day practicality signals.
Who This Car Is For
Best for
Drivers seeking a stylish and comfortable sedan with a premium feel.
+2 more buyer-fit notes in the full report
Avoid if
Those prioritizing absolute long-term mechanical dependability above all else.
+2 more buyer-fit warnings in the full report
2015 Audi A4 Reliability Analysis
Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2015 Audi A4.
Vehicle Specs
- Fuel Type
- Premium
- Transmission
- Automatic (AV-S8)
- Drivetrain
- Front-Wheel Drive
- Body Style
- Chassis Cab
- EPA Combined MPG
- 26
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Most Common Issues
1. PCV Valve Failure
Most reportedUsage data observed
2. Ignition Coil Failure
Usage data observed
First Service Interval
- Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection
Est. shop cost: $150 - $250
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FAQ
Is the 2015 Audi A4 reliable?
The CarFocal Reliability Score for the 2015 Audi A4 is 9.1/10. Reliability score is 9.1/10. NHTSA recalls: 0. Owner complaints: 0.
How practical is the 2015 Audi A4 for daily use?
Practicality score is 4.7/10. The score is dragged down by its weaker day-to-day practicality signals. EPA combined economy is 26 MPG. 4 passenger doors are listed.
What is the overall score for the 2015 Audi A4?
The CarFocal Overall Score for the 2015 Audi A4 is 8.1/10. Overall score is 8.1/10 (Strong). Confidence 85%. Maintenance 8.9/10. Practicality 4.7/10.
What does it cost to own and maintain a 2015 Audi A4?
Based on Carfocal's data, First listed service: - Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection at 10,000 miles. Estimated first-year maintenance: $500 - $900. Repair prediction highlight: PCV Valve (typical at 75,000 miles, estimated cost Min: $300 • Max: $600).
What engine is in the 2015 Audi A4?
Engine specs list 4 • 2.0.
What transmission does the 2015 Audi A4 use?
According to CarFocal's specs for the 2015 Audi A4, transmission is Automatic (AV-S8). The paired drivetrain is Front-Wheel Drive.
Does the 2015 A4 require Premium gas?
Manufacturer fuel recommendation: Premium.
What is the combined EPA MPG for the 2015 Audi A4?
EPA combined estimate is 26 MPG.
What driver assistance and safety features are available on the 2015 Audi A4?
1 standard driver assistance features. Key features include Tire Pressure Monitoring System.
What body style is the 2015 Audi A4?
According to CarFocal's specs for the 2015 Audi A4, body style is chassis_cab.
What drivetrain does the 2015 Audi A4 use?
According to CarFocal's specs for the 2015 Audi A4, drivetrain is Front-Wheel Drive. Transmission is Automatic (AV-S8).
What are the NHTSA safety ratings for the 2015 Audi A4?
NHTSA ratings: Overall 5/5 • Frontal 5/5 • Side 5/5 • Rollover 5/5.
Should buyers consider alternatives to the 2015 Audi A4?
Alternatives listed in this guide: 2015 Mercedes-Benz C-Class and 2015 Acura TLX.