2015 Audi A4 allroad Problems: 2 Known Issues
2015 model year · 450+ owner reports · Updated October 2026
According to Au7o's analysis of 450+ owner reports, the 2015 Audi A4 allroad has 2 documented known issues, with 1 rated critical. The most serious is 2013-2016 A4 allroad After-Run Coolant Pump Campaign 19N8 - VIN Check Required. The most commonly reported issue is Rear Differential Output Seal Leak with 450 owner reports. Across all issues with published estimates, repair costs range from $400 to $900. DIY maintenance guides at au7o.io.
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All 2 Known Issues
NHTSA Recalls3 recalls
TIRES
Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2021 Audi A5 Sportback, RS5 Coupe, RS5 Sportback, S5 Sportback, 2020-2021 A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A6 Allroad, A6 Sedan, A7, A8, Q5, S4 Sedan, S5 Coupe, S5 Cabriolet, S6 Sedan, S7, S8, SQ5, 2021 Q5 Sportback, Q7, Q8, RS6 Avant, RS7, RSQ8, SQ5 Sportback, SQ7, and SQ8 vehicles. The rear axle alignment may not have been inspected after the repairs for Recall 21V-295 (42L1) were performed.
AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2023 Audi S5 Cabriolet, A4 Allroad, Q5 Sportback, A3 Sedan, S5 Sportback, SQ7, TT Coupe, TT Roadster, RS5 Sportback, 2024 A8, E-Tron Quattro, E-Tron Sportback Quattro, Q8, RSQ8, 2023-2024 Q3, Q5, and Q7 vehicles. An electrical connection in the front passenger seat for the occupant detection system (ODS) control module may loosen and deactivate the front passenger air bag.
EQUIPMENT:ELECTRICAL:INFOTAINMENT:VIDEO (TOUCH)SCREEN/MONITOR/UNIT
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021-2022 AUDI A8, A6 Allroad, E-TRON Quattro, 2022 S3, RSQ8, RS7, RS6 Avant, Q8, Q7, Q3, E-TRON Sportback Quattro, S5 Cabriolet, E-TRON GT, S5 Sportback, A7, A6, A5 Sportback, A5 Cabriolet, A4, A4 Allroad, A3, S8, SQ7, SQ8, S6, and S4 vehicles. The infotainment main unit may become damaged internally when the vehicle is shut off, resulting in an inoperative rearview camera display the next time the vehicle is started. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."
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Frequently Asked Questions
What are the most common Audi A4 allroad problems?
According to Au7o's analysis of 450+ owner reports, the 2015 Audi A4 allroad has 2 documented issues. The most frequently reported are: 2013-2016 A4 allroad After-Run Coolant Pump Campaign 19N8 - VIN Check Required, Rear Differential Output Seal Leak. Of these, 1 is rated critical and should be addressed promptly.
Is the Audi A4 allroad reliable?
The 2015 Audi A4 allroad has 2 known issues documented across 450+ owner reports. 1 issue is rated critical: 2013-2016 A4 allroad After-Run Coolant Pump Campaign 19N8 - VIN Check Required. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Audi A4 allroad problems?
Repair costs for known Audi A4 allroad issues range from $400 to $900, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2013-2016 Audi A4 allroad 2013-2016 A4 allroad After-Run Coolant Pump Campaign 19N8 - VIN Check Required?
NHTSA 18V229 covers affected 2013-2016 A4 allroad vehicles with the 2.0L TFSI EA888 Evo2 engine whose electric after-run coolant pump can become blocked by cooling-system debris and overheat, or short-circuit from internal moisture, creating a fire risk. The production population… Severity: high.
What is the 2013-2024 Audi A4 allroad Rear Differential Output Seal Leak?
The quattro all-wheel drive rear differential can develop oil leaks at the output shaft seals. The seals dry out and crack over time, particularly in hot or arid climates. Low differential fluid can lead to bearing and gear damage if not caught early. Typically appears after 50,0… Repairs typically run $400-$900. Severity: medium.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.