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EnginePart report

2019 Audi S5 Engine Problems

Complaints
3about this part
Share
50%of 6 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the engine of the 2019 Audi S5, 50% of the 6 complaints for this model year.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“I am writing to file a formal safety defect complaint regarding the EA839 3.0T turbocharged V6 engine installed in various Audi models, including but not limited to the B9/B9.5 S4 and S5, C8 A6 and A7, and 4M/4M.5 Q7 and Q8 (model years approximately 2017 onward). This engine has a well-documented issue with piston skirt wear and failure, which I believe constitutes a significant safety hazard due to the potential for sudden engine failure and loss of vehicle power while driving. …”

NHTSA complaint #11712240, filed 2026-01

“Upon starting the vehicle while parked on 10/18/2025, dashboard displayed warning: Turn off engine and check coolant level. See owner's manual. Visual inspection revealed coolant residue on mechanical coolant pump switching valve N649 on cylinder head bank 1, indicating water pump internal seal failure allowing coolant to leak into vacuum control system. Component failed: Water pump (EA839 3.0T engine) - vacuum-actuated design with internal seal failure. Component available for inspection. …”

NHTSA complaint #11703321, filed 2025-12

Related service bulletins

Engine: other model years

YearComplaintsShare of year
2025218%
2019350%
2018935%
2014233%
2013319%
2010315%

Other parts of the 2019 Audi S5

Electrical system
1 complaints
Fuel system
1 complaints
Wheels
1 complaints

← All problems reported for the 2019 Audi S5

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology