2019 Audi S5

Problems, Recalls & Reliability Report

Excellent Reliability

Quick Summary

The 2019 Audi S5 has 6 owner complaints filed with NHTSA — that's 0.1x the segment average of 80. The most common issue is engine problems (50% of all complaints), specifically: water pump failure due to coolant migration..

Total Complaints

Recalls Issued

—/5

Safety Stars

0.1x

vs Segment Avg

Known Problems

ENGINE

3 complaints

50%

• Water pump failure due to coolant migration.
• 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 fa
• 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 i

Typical onset: 50K miles Est. repair: $500

“Water pump failure due to coolant migration.”

— NHTSA complaint filing

WHEELS

1 complaints

17%

• THE TIRE PRESSURE MONITORING SYSTEM (TPMS) DID NOT FUNCTION AS REQUIRED, AND PRESSURE WAS DANGEROUSLY LOW WHICH SIGNIFICANTLY DAMAGED THE TIRES OVER A VERY SHORT PERIOD OF TIME (2-6 WEEKS). I AM CONCERNED GOING FORWARD IF THE TPMS UTILIZED ON THE S5 DOES NOT FUNCTION AS SHOULD BE EXPECTED PER FEDERA

Typical onset: 50K miles Est. repair: $500

“THE TIRE PRESSURE MONITORING SYSTEM (TPMS) DID NOT FUNCTION AS REQUIRED, AND PRESSURE WAS DANGEROUSLY LOW WHICH SIGNIFICANTLY DAMAGED THE TIRES OVER A VERY SHORT PERIOD OF TIME (2-6 WEEKS). I AM CONCERNED GOING FORWARD IF THE TPMS UTILIZED ON THE S5 DOES NOT FUNCTION AS SHOULD BE EXPECTED PER FEDERA”

— NHTSA complaint filing

FUEL SYSTEM

1 complaints

17%

• Our gas tank fuel level sensor is faulty so we can no longer tell how much gas is in our car. The check engine and fuel light are permanently on. This fuel sensor malfunction caused me to run out of gas in the middle of the road. The only way to fix it is to replace the entire gas tank at great

Typical onset: 50K miles Est. repair: $500

“Our gas tank fuel level sensor is faulty so we can no longer tell how much gas is in our car. The check engine and fuel light are permanently on. This fuel sensor malfunction caused me to run out of gas in the middle of the road. The only way to fix it is to replace the entire gas tank at great ”

— NHTSA complaint filing

ELECTRICAL

1 complaints

17%

• Odometer Fraud. The contact purchased a 2019 Audi S5. It was discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 47,796 at the time of registration. The Carfax report, bill of sale and title showed the mileage as 47, 79

Typical onset: 50K miles Est. repair: $500

“Odometer Fraud. The contact purchased a 2019 Audi S5. It was discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 47,796 at the time of registration. The Carfax report, bill of sale and title showed the mileage as 47, 79”

— NHTSA complaint filing

Estimated Repair Costs

ENGINE(~50K mi)

$500

WHEELS(~50K mi)

$500

FUEL SYSTEM(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 6 owner complaints for this specific year, here's what to check or ask about:

☐
ENGINE: Water pump failure due to coolant migration.
Typically appears around 50K miles. Repair cost ~$500
☐
WHEELS: THE TIRE PRESSURE MONITORING SYSTEM (TPMS) DID NOT FUNCTION AS REQUIRED, AND PRESSURE WAS DANGEROUSLY LOW WHICH SIGNIFICANTLY DAMAGED THE TIRES OVER A VERY SHORT PERIOD OF TIME (2-6 WEEKS). I AM CONCERNED GOING FORWARD IF THE TPMS UTILIZED ON THE S5 DOES NOT FUNCTION AS SHOULD BE EXPECTED PER FEDERA
Typically appears around 50K miles. Repair cost ~$500
☐
FUEL SYSTEM: Our gas tank fuel level sensor is faulty so we can no longer tell how much gas is in our car. The check engine and fuel light are permanently on. This fuel sensor malfunction caused me to run out of gas in the middle of the road. The only way to fix it is to replace the entire gas tank at great
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: Odometer Fraud. The contact purchased a 2019 Audi S5. It was discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 47,796 at the time of registration. The Carfax report, bill of sale and title showed the mileage as 47, 79
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)