Most Common Car Issues

Selected parameters

Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

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MOST COMMON PROBLEMS

AUDI A4 2004

The 2004 Audi A4 is a sleek sedan equipped with a 4.163-liter V8 engine, delivering a robust 344 horsepower. Manufactured in Ingolstadt, Germany, this vehicle ensures safety with front, side, and curtain airbags across the 1st and 2nd rows. It operates on gasoline and boasts a manual seat belt system, along with direct tire pressure monitoring. This model meets stringent emission standards and offers a refined driving experience.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 is a robust sedan equipped with a powerful 4.2L V8 engine producing 344 hp. It features advanced safety systems, including curtain airbags for the first and second rows and side airbags for the front seats. Manufactured in Ingolstadt, Germany, this model meets LEV emission standards and includes a direct TPMS for tire monitoring. Ideal for those seeking a blend of performance and safety in a stylish package.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI allroad 2004

The 2004 Audi allroad is a versatile wagon designed for the Canadian market, featuring a powerful 4.2L V8 engine that delivers 300 horsepower. It offers comprehensive safety with curtain airbags in the 1st and 2nd rows and front and side airbags for the driver and passenger. Manufactured in Neckarsulm, Germany, this quattro all-wheel-drive model combines Audi's engineering excellence with robust performance.

Spec:

Engine Brake (hp) From
300
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
Over time, gaskets and seals may wear out, leading to oil leaks which can cause engine damage if not addressed.
Timing belt failure
The timing belt can wear out or break, which can result in significant engine damage if not replaced at recommended intervals.
Misfires
Faulty spark plugs, ignition coils, or fuel injectors can cause engine misfires, leading to reduced performance and fuel efficiency.
Cooling system issues
Problems with the radiator, water pump, or thermostat can cause the engine to overheat, leading to potential engine damage.
Carbon buildup
Direct injection engines like those in some Audi models can experience carbon buildup on intake valves, affecting performance and fuel economy.
Turbocharger failure
If the vehicle is equipped with a turbocharger, it can fail due to oil starvation, contamination, or high exhaust gas temperatures.
Camshaft adjuster issues
The camshaft adjuster can fail, leading to poor performance and potentially damaging the engine.
Fuel pump failure
A faulty fuel pump can cause starting issues and poor engine performance.
Emission system problems
Components like the catalytic converter, EGR valve, or oxygen sensors can fail, leading to increased emissions and potential legal issues.
AUDI A4 2004

The 2004 Audi A4 Avant is a versatile wagon powered by a robust 4.2L V8 engine producing 344 hp. With curtain airbags in the 1st and 2nd rows and front airbags for driver and passenger, safety is a priority. Manufactured in Ingolstadt, Germany, this model features a direct TPMS and meets stringent emissions standards. This wagon blends performance with practicality, making it an excellent choice for families and driving enthusiasts alike.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 is a refined sedan powered by a robust 4.2L V8 engine delivering 344 hp. Manufactured in Germany, it features comprehensive safety measures including curtain airbags for both the 1st and 2nd rows, and side airbags for the front row. This stylish vehicle is equipped with a direct TPMS and meets stringent emission standards. With its combination of performance and safety, the A4 remains a classic choice for discerning drivers.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 is a robust sedan powered by a 4.163L V8 engine producing 344 hp. Manufactured in Ingolstadt, Germany, this vehicle features comprehensive safety systems, including curtain and side airbags for both the 1st and 2nd rows. It also boasts a direct TPMS and meets LEV emission standards. This model epitomizes Audi's blend of performance and safety.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 is a well-crafted sedan with a robust 4.163L V8 engine producing 344 hp. It features comprehensive safety measures, including curtain airbags for both the 1st and 2nd rows and side airbags for the front row. Manufactured in Ingolstadt, Germany, this passenger car offers a blend of performance and security, adhering to LEV emission standards.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI allroad 2004

The 2004 Audi allroad is a versatile wagon designed for the Canadian market. It features a powerful 4.2L V8 engine, producing 300 horsepower. Safety is prioritized with curtain airbags in the 1st and 2nd rows, alongside front and side airbags. Built in Neckarsulm, Germany, this model adheres to stringent emission standards and offers a robust driving experience with its quattro series.

Spec:

Engine Brake (hp) From
300
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
Over time, gaskets and seals may wear out, leading to oil leaks which can cause engine damage if not addressed.
Timing belt failure
The timing belt can wear out or break, which can result in significant engine damage if not replaced at recommended intervals.
Misfires
Faulty spark plugs, ignition coils, or fuel injectors can cause engine misfires, leading to reduced performance and fuel efficiency.
Cooling system issues
Problems with the radiator, water pump, or thermostat can cause the engine to overheat, leading to potential engine damage.
Carbon buildup
Direct injection engines like those in some Audi models can experience carbon buildup on intake valves, affecting performance and fuel economy.
Turbocharger failure
If the vehicle is equipped with a turbocharger, it can fail due to oil starvation, contamination, or high exhaust gas temperatures.
Camshaft adjuster issues
The camshaft adjuster can fail, leading to poor performance and potentially damaging the engine.
Fuel pump failure
A faulty fuel pump can cause starting issues and poor engine performance.
Emission system problems
Components like the catalytic converter, EGR valve, or oxygen sensors can fail, leading to increased emissions and potential legal issues.
AUDI A4 2004

The 2004 Audi A4 is a 4-door sedan powered by a robust 4.2L V8 engine producing 344 hp. It features comprehensive safety with airbags in both the 1st and 2nd rows and a tire pressure monitoring system. Manufactured in Ingolstadt, Germany, this model meets stringent emission standards and offers a refined driving experience with its gasoline engine.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 Avant is a versatile wagon powered by a robust 4.2L V8 engine, delivering 344 hp. It features comprehensive safety with airbags in the first and second rows, and side airbags for the front seats. Manufactured in Ingolstadt, Germany, this model includes a direct TPMS and adheres to stringent emission standards. Ideal for those seeking performance and safety in a stylish package.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI allroad 2004

The 2004 Audi allroad is a versatile wagon designed for the Canadian market, powered by a robust 4.2L V8 engine with 300 hp. It features curtain airbags in the 1st and 2nd rows, and front and side airbags for the driver and passenger. Manufactured in Neckarsulm, Germany, this quattro series MPV offers a blend of performance and safety.

Spec:

Engine Brake (hp) From
300
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
Over time, gaskets and seals may wear out, leading to oil leaks which can cause engine damage if not addressed.
Timing belt failure
The timing belt can wear out or break, which can result in significant engine damage if not replaced at recommended intervals.
Misfires
Faulty spark plugs, ignition coils, or fuel injectors can cause engine misfires, leading to reduced performance and fuel efficiency.
Cooling system issues
Problems with the radiator, water pump, or thermostat can cause the engine to overheat, leading to potential engine damage.
Carbon buildup
Direct injection engines like those in some Audi models can experience carbon buildup on intake valves, affecting performance and fuel economy.
Turbocharger failure
If the vehicle is equipped with a turbocharger, it can fail due to oil starvation, contamination, or high exhaust gas temperatures.
Camshaft adjuster issues
The camshaft adjuster can fail, leading to poor performance and potentially damaging the engine.
Fuel pump failure
A faulty fuel pump can cause starting issues and poor engine performance.
Emission system problems
Components like the catalytic converter, EGR valve, or oxygen sensors can fail, leading to increased emissions and potential legal issues.
AUDI A4 2004

The 2004 Audi A4 Avant is a 4-door wagon powered by a 4.2L V8 engine producing 344 hp. It features curtain airbags for the 1st and 2nd rows, and side airbags for the driver and passenger in the 1st row. This gasoline-powered vehicle also includes a direct Tire Pressure Monitoring System (TPMS) and adheres to LEV emission standards. Manufactured in Ingolstadt, Germany, it offers a blend of performance and safety.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 is a robust sedan equipped with a 4.163L V8 engine producing 344 hp. It features comprehensive safety measures, including curtain and side airbags for both the first and second rows. Manufactured in Ingolstadt, Germany, this model adheres to stringent emission standards and includes a direct TPMS for enhanced safety. With its elegant design and powerful engine, the A4 delivers both performance and reliability.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 is a well-engineered sedan boasting a powerful 4.163L V8 engine producing 344 hp. Manufactured in Ingolstadt, Germany, it offers comprehensive safety features, including curtain and side airbags in the first and second rows. This gasoline-powered vehicle also includes a direct tire pressure monitoring system and meets stringent emissions standards. With its robust design and advanced safety systems, the Audi A4 ensures a reliable and secure driving experience.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 is a German-manufactured sedan equipped with a powerful 4.2L V8 engine producing 344 hp. It features comprehensive safety measures, including front, side, and curtain airbags for both the 1st and 2nd rows. This gasoline-powered vehicle also meets stringent emission standards and offers a direct TPMS for added safety. With a GVWR of 6,000 lbs or less, it's a robust yet elegant choice for discerning drivers.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 Avant is a versatile wagon with a robust 4.2L V8 engine producing 344 hp. Manufactured in Ingolstadt, Germany, this model prioritizes safety with air bags in the 1st and 2nd rows and a direct TPMS. It features a manual seat belt system and meets LEV emission standards. Ideal for those seeking performance and practicality in a stylish package.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 Avant is a stylish and powerful wagon, featuring a 4.2L V8 engine with 344 hp. Safety is prioritized with curtain and side airbags in the 1st and 2nd rows, along with front airbags for the driver and passenger. Manufactured in Ingolstadt, Germany, this model is equipped with a direct TPMS and manual seat belts. It fits within the Class 1 weight rating, making it a versatile and reliable choice for families.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 Avant is a versatile wagon powered by a 4.2L V8 engine that delivers 344 hp. It features comprehensive safety with front, side, and curtain airbags for both rows. Manufactured in Ingolstadt, Germany, this passenger car runs on gasoline and includes a direct TPMS for tire monitoring.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 Avant is a wagon equipped with a 4.163L V8 engine producing 344 hp. It features comprehensive safety systems including curtain airbags for the 1st and 2nd rows, and front and side airbags for the 1st row. Manufactured in Ingolstadt, Germany, this gasoline-powered vehicle falls under the Class 1 weight rating and comes with a manual seat belt system and direct TPMS.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

This 2004 Audi A4 Avant is a versatile wagon equipped with a powerful 4.2L V8 engine producing 344 hp. Manufactured in Ingolstadt, Germany, it provides safety with curtain and side airbags for the first and second rows. The vehicle features a direct TPMS and meets LEV emission standards. Ideal for those seeking performance and practicality in a stylish package.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 is a sophisticated sedan featuring a powerful 4.2L V8 engine with 344 horsepower. Manufactured in Ingolstadt, Germany, this model offers comprehensive safety with curtain airbags in both the 1st and 2nd rows and side airbags for the driver and passenger. Its sleek design is complemented by advanced emissions standards and a direct tire pressure monitoring system. Ideal for those seeking performance and safety in a stylish package.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 Avant is a stylish and powerful wagon with a 4.163L V8 engine producing 344 hp. It features comprehensive safety with front, side, and curtain airbags for the first and second rows. Manufactured in Ingolstadt, Germany, this model comes with a manual seat belt system and direct TPMS. Perfect for those seeking both performance and practicality in a passenger car.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI A4 2004

The 2004 Audi A4 Avant is a versatile wagon powered by a robust 4.2L V8 engine, delivering 344 horsepower. Manufactured in Ingolstadt, Germany, this vehicle features comprehensive safety systems such as curtain and side airbags for both front and second rows, along with a direct TPMS. With its luxurious and spacious design, it's ideal for families or those needing extra cargo space.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
2004 Audi A4 models are known for developing oil leaks, often due to valve cover gasket or camshaft tensioner gasket issues.
Timing belt failure
The timing belt on the 2004 Audi A4 must be replaced at specific intervals to avoid catastrophic engine damage.
Ignition coil failure
This model is prone to ignition coil failures, which can lead to misfiring and poor engine performance.
Coolant leaks
The plastic coolant flange and other components in the cooling system may develop leaks, leading to overheating.
Carbon buildup
Over time, carbon buildup on intake valves can cause rough idling and decreased performance, particularly in direct-injection engines.
Pcv valve issues
The Positive Crankcase Ventilation (PCV) valve may fail, leading to oil consumption and pressure issues.
Turbocharger problems
If equipped with a turbocharged engine, the turbocharger may suffer from wear and failure over time.
Vacuum leaks
Vacuum leaks can occur in various hoses and seals, affecting engine performance and fuel efficiency.
Fuel pump failure
The fuel pump may fail, resulting in starting issues or stalling.
Mass air flow sensor problems
The Mass Air Flow (MAF) sensor can fail, causing poor performance and increased fuel consumption.
AUDI S4 2004

The 2004 Audi S4 Cabriolet is a stylish convertible powered by a robust 4.2L V8 engine producing 344 hp. Manufactured by Audi Sport GmbH in Germany, this two-door passenger car combines performance with safety features, including front and side airbags for the driver and passenger. It meets the LEV emission standards and offers a luxurious driving experience with its manual seat belts and active restraint systems.

Spec:

Engine Brake (hp) From
344
Engine Manufacturer
Audi
Engine Number of Cylinders
8
Other Engine Info
50-St/Can. BIN 9 / LEV emission std. Emissions Certification Test Group: 4ADXV04.2345

Problems:

Oil leaks
Over time, seals and gaskets can wear out, leading to oil leaks. This is common in older vehicles like the 2004 Audi S4.
Timing chain issues
The timing chain tensioner can become faulty, leading to potential engine damage if not addressed.
Coolant leaks
The plastic components in the cooling system can become brittle and crack, causing coolant leaks.
Engine misfires
Ignition coil failures are common and can lead to engine misfires, affecting performance.
Carbon build-up
Direct fuel injection engines, like the one in the S4, can suffer from carbon build-up on intake valves, leading to reduced efficiency.
Fuel pump failure
Fuel pumps can fail, causing the engine to run poorly or not start at all.
Vacuum leaks
Aging hoses and connectors can develop leaks, affecting engine performance and fuel economy.
Pcv valve failure
A faulty PCV valve can cause engine performance issues and increase oil consumption.
Thermostat failure
The thermostat can fail, causing the engine to overheat or not reach optimal operating temperature.
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