Most Common Car Issues

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Other Engine Info

Test Group: MVGAV02.9N7S / Emission Std: Tier 3 BIN 70 LEV3 ULEV70

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Dynamic Brake Support (DBS)

Engine Brake (hp) From

Engine Number of Cylinders

Make

Model

Model Year

MOST COMMON PROBLEMS

AUDI S7 2021

The 2021 Audi S7 quattro Prestige is a luxurious passenger car equipped with a 2.9L V6 engine delivering 444 horsepower. It features advanced safety systems like Dynamic Brake Support, Forward Collision Warning, and Lane Departure Warning as standard, with optional Adaptive Cruise Control and Blind Spot Warning. The vehicle includes high-tech amenities such as HD Radio, Bluetooth, and a Backup Camera. Priced at $84,400, it offers a premium driving experience with AWD and a sleek design.

Spec:

Dynamic Brake Support (DBS)

Standard

Engine Brake (hp) From

444

Engine Number of Cylinders

Other Engine Info

Test Group: MVGAV02.9N7S / Emission Std: Tier 3 BIN 70 LEV3 ULEV70

Problems:

Dynamic brake support (dbs) malfunction

DBS may fail to activate or function properly, leading to reduced braking assistance during emergency stops.

Engine misfire

Misfiring can occur due to issues with the ignition system, fuel system, or engine control unit (ECU), affecting performance and fuel efficiency.

Turbocharger problems

Turbocharger failure or inefficiency can lead to reduced power output and engine performance.

Oil consumption

Higher than normal oil consumption can be a concern, potentially indicating issues with engine seals or piston rings.

Emission system faults

Problems with the emission control system can trigger warning lights and lead to increased emissions, failing regulatory standards.

Cooling system failures

Issues with the cooling system can cause overheating, leading to significant engine damage if not promptly addressed.

Timing chain tensioner issues

Problems with the timing chain tensioner can result in timing chain slack, causing engine noise and potential internal damage.

Fuel injector problems

Faulty or clogged fuel injectors can lead to poor engine performance, rough idling, and increased fuel consumption.

Electronic control unit (ecu) errors

Faults or malfunctions in the ECU can lead to various engine performance issues, including starting problems and erratic behavior.

Transmission issues

Automatic transmission problems can manifest as rough shifting, slipping gears, or delayed engagement, affecting drivability.

AUDI S7 2021

The 2021 Audi S7 quattro Premium Plus is a luxury passenger car equipped with a 2.9L, 444 hp engine and AWD. It features advanced safety technologies like Dynamic Brake Support, Lane Departure Warning, Forward Collision Warning, and more. Entertainment options include HD Radio, Bluetooth, Satellite Radio, and an MP3 player. With seating for five and a sleek design, this model starts at $84,400.

Spec:

Dynamic Brake Support (DBS)

Standard

Engine Brake (hp) From

444

Engine Number of Cylinders

Other Engine Info

Test Group: MVGAV02.9N7S / Emission Std: Tier 3 BIN 70 LEV3 ULEV70

Problems:

Dynamic brake support (dbs) malfunction

DBS may fail to activate or function properly, leading to reduced braking assistance during emergency stops.

Engine misfire

Misfiring can occur due to issues with the ignition system, fuel system, or engine control unit (ECU), affecting performance and fuel efficiency.

Turbocharger problems

Turbocharger failure or inefficiency can lead to reduced power output and engine performance.

Oil consumption

Higher than normal oil consumption can be a concern, potentially indicating issues with engine seals or piston rings.

Emission system faults

Problems with the emission control system can trigger warning lights and lead to increased emissions, failing regulatory standards.

Cooling system failures

Issues with the cooling system can cause overheating, leading to significant engine damage if not promptly addressed.

Timing chain tensioner issues

Problems with the timing chain tensioner can result in timing chain slack, causing engine noise and potential internal damage.

Fuel injector problems

Faulty or clogged fuel injectors can lead to poor engine performance, rough idling, and increased fuel consumption.

Electronic control unit (ecu) errors

Faults or malfunctions in the ECU can lead to various engine performance issues, including starting problems and erratic behavior.

Transmission issues

Automatic transmission problems can manifest as rough shifting, slipping gears, or delayed engagement, affecting drivability.