2.0L TFSI inline-4 Turbocharged Gas (200-211 Hp) B7/B8 2005-2014
2.0L TFSI inline-4 Turbocharged Gas (200-211 Hp) B7/B8 2005-2014
Audi A4 Quattro 2.0L TFSI Turbocharged B7/B8 (2009–2010) Platform Guide
In this Vehicle Platform Guide, you will find the top common issues of Audi A4 Quattro 2.0L TFSI (2009-2010) Inline-4 Turbocharged B7/B8, along with their fault codes, and the solutions from eEuroparts.com.
The 2009–2010 Audi A4 Quattro (B7/B8) 2.0L TFSI is a sporty luxury sedan powered by a 2.0L turbocharged inline-4 gasoline engine, delivering between 197 to 220 horsepower and up to 300 Nm of torque. Paired with a 6-speed manual or automatic transmission, it ensures smooth power delivery and responsive acceleration. Featuring Audi’s TFSI engine technology, it offers direct fuel injection, improved efficiency, and strong performance, making it ideal for daily driving, spirited handling, and all-weather traction with its Quattro AWD system.
Quattro All-Wheel Drive (standard on most US models. Front-Wheel Drive (CVT-equipped base models, B7 only)
Top Common Issues with Audi A4 Quattro 2.0L TFSI (2009-2010) Inline-4 Turbocharged B7/B8
Disc Brake Pad Wear
1. Disc Brake Pad Wear
Fault Codes
C1210 (Front Brake Pad Wear Sensor Circuit), C1211 (Rear Brake Pad Wear Sensor Circuit), C1201 (Brake Pad Wear Indicator Active)
Why it happens:
Brake pads naturally wear down from friction every time the brakes are applied. Over time, heat, pressure, and driving habits (such as frequent city driving or aggressive braking) accelerate pad wear. Thin pads reduce stopping efficiency and trigger wear sensors.
Symptoms:
Squealing or grinding noise during braking – caused by worn pads contacting the rotor.
Fault codes C0035–C0050 typically relate to wheel speed sensor issues, affecting ABS functionality, while U0121 indicates a communication loss with the ABS control module, potentially compromising braking performance.
Why it happens:
ABS wheel speed sensor failure typically occurs due to dirt buildup, damaged wiring, sensor corrosion, or electrical faults, leading to inaccurate speed readings and compromised ABS functionality.
Symptoms:
ABS warning light – The dashboard may display an ABS fault indicator.
Pulsating brake pedal – The brake pedal may feel inconsistent or vibrate when braking.
Loss of anti-lock braking – The ABS system may become inoperative, reducing braking efficiency.
Loss of traction control – Stability and traction control systems may be disabled.
Speedometer issues – In rare cases, the speedometer may stop registering speed correctly.
Parts to Replace
Front and Rear 4E0927803F The Audi VW ABS Wheel Speed Sensor – Front and Rear 4E0927803F is a genuine OEM replacement designed to ensure accurate wheel speed readings for ABS functionality.
4E0927804F The Audi VW ABS Wheel Speed Sensor – 4E0927804F is a genuine OEM replacement designed to ensure accurate wheel speed readings for ABS functionality.
Sensor 0265007928 The Audi Porsche ABS Wheel Speed Sensor – Bosch 0265007928 is a high-quality OEM replacement designed to ensure accurate wheel speed readings for ABS functionality.
Sensor 0265007930 The Audi Porsche VW ABS Wheel Speed Sensor – Bosch 0265007930 is a high-quality OEM replacement designed to ensure accurate wheel speed readings for ABS functionality.
Sensor 012806031 The Audi Porsche Volkswagen ABS Wheel Speed Sensor – 012806031 is a genuine OEM replacement designed to ensure accurate wheel speed readings for ABS functionality.
Sensor 012806041 The Audi Porsche Volkswagen ABS Wheel Speed Sensor – 012806041 is a genuine OEM replacement designed to ensure accurate wheel speed readings for ABS functionality.
Warped brake rotors typically occur due to excessive heat buildup, uneven pad wear, sudden braking under heavy loads, or improper torquing of wheel nuts, leading to vibrations and reduced braking performance.
Symptoms:
Brake pedal pulsation – The pedal may feel uneven or vibrate when braking.
Steering wheel vibrations – Shaking or wobbling when applying the brakes.
Increased stopping distance – Reduced braking efficiency, requiring more time to stop.
Squealing or grinding noises – Unusual sounds when braking due to uneven rotor surfaces.
Vehicle pulling to one side – Uneven braking force can cause directional instability.
Inconsistent rotor appearance – Dark spots, grooves, or bluish discoloration on the rotor surface.
Parts to Replace
Front (320mm) Part # 8K0615301A This Genuine VW/Audi Brake Rotor (part number 8K0615301A) is designed for a direct fit and easy installation for Audi vehicles.
Rear (300mm) Part # 8K0615601M This Genuine VW/Audi Brake Rotor is a direct fit replacement part for many Audi models.It is part number 8K0615601M, and is compatible with part numbers 8K0-615-601-B, and 8K0-615-601-J.
SHW Audi Brake Rotor - Front AFX34814 The SHW Performance Brake rotor part number AFX34814 for Audi is an excellent choice for those looking for a reliable and durable braking solution.
Front Part # 355113912 The Disc Brake Rotor – Front PART # 355113912 is a high-quality replacement designed for optimal braking performance and durability.
Rear Part # 355113932 The Disc Brake Rotor – Rear PART # 355113932 is a high-quality OEM replacement designed for optimal braking performance and durability.
Front and Rear Part # 5305042-Kit The Disc Brake Rotor Kit – Front and Rear PART # 5305042-Kit is a high-quality OEM replacement designed for optimal braking performance and durability.
C1201 (Hydraulic Pressure Malfunction), C1223 (Brake Pressure Sensor Failure), C1336 (Hydraulic System DTCs may also be triggered due to leaks or ruptures)
Why it happens:
Brake hydraulic hoses can deteriorate over time due to exposure to heat, road debris, salt, and constant flexing during suspension travel. Internal hose lining may collapse, restricting brake fluid flow, or external cracks may lead to leaks, reducing braking efficiency.
Dorman Brake Hydraulic Hose H621412. German-engineered hoses that meet or exceed OEM standards, known for their long service life and resistance to expansion under pressure.
Front control arm bushing wear typically occurs due to constant stress, road impacts, aging rubber, fluid leaks, or excessive heat, leading to poor suspension stability and steering responsiveness.
Symptoms:
Reduced stability – The vehicle may feel less stable at higher speeds.
Uneven tire wear – Worn bushings can lead to improper wheel alignment.
Steering vibrations – Excessive play in the bushings can cause a shaky steering wheel.
Clunking or banging noises – Loose bushings may create impact sounds when driving over bumps.
Front Lower Rearward 8K0407183G The Genuine VW/Audi Suspension Control Arm Bushing part number 8K0407183G is designed specifically for Audi vehicles.
Front Lower Forward 4E0407181B The Genuine VW/Audi Suspension Control Arm Bushing part number 4E0407181B is a top-quality replacement for your Audi’s worn out or damaged control arm bushing.
Front Upper 8K0407515 The Audi Control Arm Bushing – Front Upper 8K0407515 is a high-quality OEM replacement designed to enhance suspension stability and steering precision.
Shock absorber wear typically occurs due to continuous road impacts, fluid leakage, worn seals, corrosion, or excessive heat, leading to reduced damping performance and poor ride quality.
Unusual noises – Clunking or squeaking sounds when driving.
Parts to Replace
Front Driver Side 8K0413029N The VW Shock Absorber – Front Driver Side 8K0413029N is a genuine OEM replacement designed for smooth ride quality and optimal suspension performance.
Front Passenger Side 8K0413030N The VW Shock Absorber – Front Passenger Side 8K0413030N is a genuine OEM replacement designed for smooth ride quality and optimal suspension performance.
Rear 8T0513035M The Audi Shock Absorber – Rear 8T0513035M is a genuine OEM replacement designed for smooth ride quality and optimal suspension performance.
Front 8T0413031AF The Audi Shock Absorber – Front 8T0413031AF is a genuine OEM replacement designed for smooth ride quality and optimal suspension performance.
Rear 8K0513035K The Audi Shock Absorber – Rear 8K0513035K is a genuine OEM replacement designed for smooth ride quality and optimal suspension performance.
Front 24145985 The Audi Strut Assembly – Front – Bilstein Sport 24145985 is a high-performance OEM replacement designed for precise suspension control and improved ride quality.
Front 24145961 The Audi Strut Assembly – Front – Bilstein HD 24145961 is a high-performance OEM replacement designed for precise suspension control and improved ride quality.
Rear spring sagging typically occurs due to age-related wear, heavy loads, corrosion, material fatigue, or prolonged exposure to rough terrain, leading to a lower ride height and compromised suspension performance.
Symptoms:
Lower ride height – The rear of the vehicle sits lower than normal.
Uneven stance – The car may appear tilted or imbalanced.
Reduced load capacity – Struggles to support heavy cargo or passengers.
Poor handling – Increased body roll and instability when cornering.
Excessive bouncing – The suspension fails to absorb road impacts properly.
Clunking or rattling noises – Worn springs may cause unusual sounds over bumps.
Rear 8K0511115GT The Audi Coil Spring – Rear 8K0511115GT is a genuine OEM replacement designed for optimal suspension support and ride comfort.
Rear 8K0511115DK The Audi Coil Spring – Rear 8K0511115DK is a genuine OEM replacement designed for optimal suspension support and ride comfort.
Rear (without Sport Suspension)- 4204275 The Audi Coil Spring – Rear (without Sport Suspension)– Lesjofors 4204275 is a high-quality OEM replacement designed for optimal suspension support and ride comfort.
Upper strut mount failure typically occurs due to prolonged stress, worn rubber bushings, corrosion, fluid leaks, or excessive impact, leading to poor suspension stability and increased noise or vibrations.
Symptoms:
Clunking or knocking noises – Especially when driving over bumps or rough terrain.
Steering issues – Difficulty turning or increased stiffness in the steering wheel.
Excessive vibrations – Felt through the steering wheel or vehicle body.
Uneven tire wear – Poor suspension alignment can cause irregular tread patterns.
Poor handling – Reduced stability and responsiveness when cornering.
Parts to Replace
Lemfoerder Audi Strut Mount - Front- 3490701 The Audi Strut Mount – Front 8K0412377C – Lemfoerder 3490701 is a high-quality OEM replacement designed for secure suspension attachment and improved ride stability.
Rein Audi Strut Mount - Rear- AVQ0424P The Audi Strut Mount – Rear– Rein AVQ0424P is a high-quality aftermarket replacement designed for secure suspension attachment and improved ride stability.
Stabilizer bar linkage failure typically occurs due to worn bushings, corrosion, excessive load stress, or impact damage, leading to reduced handling stability and increased body roll when cornering.
Symptoms:
Excessive body roll – The vehicle leans more than usual when cornering.
Clunking or rattling noises – Loose or worn linkage can cause impact sounds over bumps.
Loose or sloppy steering feel – Reduced stability and responsiveness.
Vibrations in the steering wheel – A failing stabilizer bar can cause noticeable shaking.
Parts to Replace
Front 4M0411317 The Audi Sway Bar End Link – Front 4M0411317 is a genuine OEM replacement designed to enhance handling stability and reduce body roll.
Rear 8K0505465G The Audi Sway Bar End Link – Rear 8K0505465G is a genuine OEM replacement designed to enhance handling stability and reduce body roll.
Front BPSS02080 The Bison Performance Suspension Stabilizer Bar Link part number BPSS02080 is a high-quality replacement part compatible with Audi models.
Rear BPSS02081 The Bison Performance Suspension Stabilizer Bar Link part number BPSS02081 is a high-quality replacement part compatible with Audi models that use part numbers 8K0505465E, 8K0505465G.
Spark plug faults usually happen due to wear, carbon buildup, overheating, or an incorrect spark plug type, leading to misfires, poor fuel efficiency, and engine performance issues.
Symptoms:
Engine misfires – Rough idling or hesitation when accelerating.
Poor fuel efficiency – Increased fuel consumption due to incomplete combustion.
Difficulty starting – Harder ignition or slow engine turnover.
Reduced acceleration – Sluggish response when pressing the gas pedal.
Check engine light – Potential error codes related to misfiring or ignition issues.
Parts to Replace
OEM Audi VW Spark Plug 06H905601A The Audi VW Spark Plug 06H905601A is a genuine Volkswagen Group part designed for various Audi and VW models.
Platinum PFR7S8EG Laser Platinum PFR7S8EG The Audi Spark Plug (Platinum) – NGK Laser Platinum PFR7S8EG is an OEM-quality spark plug designed for high ignitability and extended service life.
Audi BMW (Spark Plug 3273) The Denso 3273 is a high-quality spark plug designed for Audi and BMW vehicles, offering OE-level performance and long-lasting durability.
Ignition coils can fail due to heat, vibration, or internal electrical breakdown. Over time, insulation degrades and causes weak or inconsistent spark delivery. Oil contamination from valve cover gasket leaks can also accelerate coil failure.
Symptoms:
Engine misfire under load or at idle
Rough running and hesitation during acceleration
Hard starting or no-start condition
Reduced fuel efficiency due to incomplete combustion
Check Engine Light illumination with misfire-related fault codes
Parts to Replace
NGK Ignition Coil 5248524 – A premium, OE-quality coil designed for precise spark delivery, ensuring smooth combustion and engine reliability.
The Denso Ignition Coil Kit 5251157 delivers reliable spark energy, ensuring smooth engine performance, efficient fuel combustion, reduced misfires, and dependable durability for long-term vehicle operation in demanding driving conditions.
P0551 – Power steering pressure sensor circuit issue, potentially causing erratic steering or loss of assist. P0571 – Brake switch circuit malfunction, affecting cruise control and brake lights.
Why it happens:
Power steering pump failure typically occurs due to fluid contamination, low fluid levels, worn bearings, belt issues, or internal seal damage, leading to stiff steering and whining noises.
Symptoms:
Heavy or stiff steering – Increased effort required to turn the wheel.
Whining or squealing noises – Unusual sounds, especially when turning.
Jerky or rough steering – Inconsistent steering response.
Knocking or groaning sounds – Indicating internal pump damage.
Metal flakes in fluid – Signs of pump wear or contamination.
Power steering warning light – Dashboard indicator for system issues.
Bosch Audi Power Steering Pump- KS01000670 The Audi Power Steering Pump– Bosch KS01000670 is a high-quality OEM replacement designed for smooth and efficient steering performance.
Steering shaft failure typically occurs due to wear in universal joints, corrosion, misalignment, lack of lubrication, or excessive stress, leading to steering stiffness, noise, or loss of responsiveness.
Symptoms:
Difficulty turning the steering wheel – Increased resistance or stiffness when steering.
Unusual noises – Clunking, popping, or grinding sounds when turning.
Excessive play in the steering wheel – Loose or delayed response when steering.
Steering wheel vibrations – Shaking or instability, especially at higher speeds.
Misaligned steering wheel – The wheel may appear off-center even when driving straight.
Dorman Steering Shaft - Lower Intermediate Part # 425-875. The Audi Lexus Power Steering Pump PSP1090 is a high-quality replacement designed for smooth and efficient steering performance.
P0011 means camshaft timing is too advanced, often due to oil issues, actuator failure, or timing chain problems. P0016 signals crankshaft-camshaft misalignment, likely from timing chain wear, sensor failure, or oil-related issues.
Why it happens:
Engine camshaft failure often occurs due to excessive wear, insufficient lubrication, timing belt issues, or manufacturing defects, leading to poor engine performance, misfires, and potential internal damage.
Symptoms:
Loud ticking or knocking noises – Indicates wear or misalignment.
Poor acceleration and loss of power – The engine struggles to perform efficiently.
Frequent misfires – Timing issues can cause irregular firing.
Check engine light activation – Error codes related to camshaft position or timing.
Hard starting or stalling – The engine may struggle to start or cut off unexpectedly.
Parts to Replace
Audi VW Camshaft (Intake) 06H109021K The Genuine VW/Audi Engine Camshaft part number 06H109021K / 06H-109-021-K is the perfect replacement for your Audi’s worn-out camshaft.
Camshaft (Exhaust) Part # 06H109022BJ The Genuine VW/Audi Engine Camshaft with part number 06H109022BJ / 06H-109-022-BJ is a high-quality replacement part designed specifically for Audi vehicles.
Kolbenschmidt Camshaft Part # 50007673 The Kolbenschmidt Engine Camshaft part number 50007673 is designed to enhance the performance of your Audi or Volkswagen vehicle.
The P0016 code indicates a camshaft-crankshaft position mismatch, while P0017 signals an exhaust camshaft-crankshaft correlation issue, often caused by timing chain wear, sensor failure, or oil-related problems.
Why it happens:
Timing chain tensioner failure typically occurs due to wear, oil pressure issues, weak tensioner springs, or manufacturing defects, leading to timing misalignment and potential engine damage.
Symptoms:
Rattling or ticking noises – Common at startup or during acceleration, indicating slack in the chain.
Engine misfires or rough running – Timing misalignment affects combustion.
Poor acceleration and power loss – Reduced engine performance due to improper valve timing.
Check engine light activation – Possible fault codes related to timing issues (like P0016 or P0017).
Hard starting or stalling – Engine struggles to start or may cut off unexpectedly.
Metal shavings in oil – Excessive chain wear can lead to internal engine damage.
Parts to Replace
Upper 06K109467K The Genuine VW/Audi Engine Timing Chain Tensioner part number 06K109467K for Audi is a high-quality replacement part that ensures optimal engine performance.
Tensioner 06H109507M The Genuine VW/Audi Engine Timing Chain Tensioner part number 06H109507M is an essential component for your Audi’s engine that ensures timely and precise timing of the engine’s valves, pistons, and camshafts.
Passenger Side Upper 06H109469AP The Genuine VW/Audi Engine Timing Chain Guide part number 06H109469AP is a reliable replacement component for maintaining your Audi’s engine performance.
Audi VW Engine Timing Chain Guide Set 4287581KIT The Audi VW Engine Timing Chain Guide Set 4287581KIT is a genuine VW/Audi part designed to ensure proper timing chain alignment and durability.
P0087 means low fuel rail pressure from pump or filter issues, while P2293 signals fuel pressure regulator failure, affecting engine performance.
Why it happens:
High-pressure fuel pump failure occurs due to fuel contamination, excessive heat, wear on internal components, or insufficient lubrication, leading to pressure loss and engine performance issues.
Symptoms:
Loss of power: The engine struggles to accelerate or maintain speed, especially under load.
Hard starting or stalling: Difficulty starting the engine or unexpected stalling while driving.
Engine misfires: Inconsistent fuel delivery causes rough idling and hesitation.
Check Engine Light (CEL): Fault codes like P0087 or P2293 may appear.
Fuel leaks or unusual noises: Whining, rattling, or grinding sounds from the fuel pump.
Poor fuel economy: Increased fuel consumption due to inefficient fuel delivery.
Parts to Replace
Part # 4059950KIT The Hitachi 4059950KIT Direct Injection High Pressure Fuel Pump Kit is a high-quality OEM replacement designed for Audi and Volkswagen models.
P0299 means turbo underboost, often from leaks, sensor faults, or mechanical failure. P0234 indicates turbo overboost, usually caused by wastegate issues, boost sensor faults, or intake system problems.
Why it happens:
Turbocharger failure usually happens due to oil starvation, excessive heat, bearing wear, foreign object damage, or boost control issues, leading to poor engine performance and potential mechanical damage.
Symptoms:
Loss of power – Reduced acceleration and weaker engine performance.
Excessive exhaust smoke – Blue or black smoke due to oil leaks or inefficient combustion.
Whining or grinding noises – Worn turbo bearings or internal damage.
Check engine light activation – Possible error codes related to boost control, like P0299 or P0234.
Increased oil consumption – Oil leaks into the intake or exhaust system.
Parts to Replace
Nissens Audi Turbocharger 93433 The Nissens Turbocharger part number 93433 is a high-quality aftermarket replacement part compatible with several Audi models.
Standard Turbocharger Part # TBC623. The Standard Motor Products TBC623 Turbocharger is a stock replacement turbocharger designed for direct-fit installation in specific gasoline or diesel applications
Dorman Audi VW Turbocharger Diverter Valve 911240. The Dorman – OE Solutions Turbocharger Diverter Valve is the perfect replacement part for your Audi or Volkswagen. Brands
The P1602 code indicates a low battery voltage issue affecting ECM communication, P0562 signals system voltage dropping too low, and P0AFA relates to hybrid battery voltage imbalance.
Why it happens:
Battery and battery current sensor failure often occurs due to aging, internal cell degradation, poor connections, excessive heat, or sensor circuit faults, leading to inaccurate voltage readings or charging issues.
Symptoms:
Dim or flickering headlights – Voltage fluctuations due to charging issues.
Weak engine cranking – Difficulty starting or slow starter motor response.
Battery warning light activation – Indicates charging system faults.
Erratic voltage readings – Inconsistent voltage levels on a multimeter.
Electrical malfunctions – Unstable performance in electronic systems.
Check engine light activation – Possible fault codes like P1602, P0562, or P0AFA.
Parts to Replace
OEM Positive Battery Connector Part # 8J0915459 The Genuine VW/Audi Battery Cable Terminal End part number 8J0915459 is the perfect replacement for your Audi’s damaged or worn out battery terminal.
The Genuine VW/Audi Battery Cable 8K0915181C is a high-quality OEM electrical connector designed for reliable power transfer, secure fit, and long-lasting durability in vehicle starting and charging systems.
The P0562 code signals low system voltage, often due to a weak battery or charging system issues, while P0622 indicates a generator field “F” control circuit malfunction
Why it happens:
Alternator failure usually occurs due to worn bearings, diode faults, voltage regulator issues, overheating, or belt tension problems, leading to insufficient power generation and battery charging issues.
Symptoms:
Dim or flickering headlights – Insufficient power affecting lighting performance.
Weak battery charging – Battery struggles to maintain charge, leading to repeated starting issues.
Electrical malfunctions – Power fluctuations in accessories like radio, windows, or dashboard lights.
Battery warning light activation – Indicates charging system faults, possibly P0562 or P0622 codes.
Engine stalling or rough running – Low voltage disrupting engine performance.
Burning smell – Overheating alternator components or damaged wiring.
Parts to Replace
Audi Alternator 06H903016LX The Audi Alternator 06H903016LX is a 140-amp remanufactured alternator designed for efficient battery charging and electrical system performance.
Audi Alternator CAL10378GS The Audi Alternator CAL10378GS is an OEM replacement alternator designed for efficient battery charging and electrical system performance.
New (140A) AL0891N The Audi Alternator (140A) (New)– Bosch AL0891N is a high-quality OEM alternator designed for efficient battery charging and electrical system performance.
Valeo Audi Alternator 443255 The Audi Alternator – Valeo 443255 is a high-quality OEM alternator designed for efficient battery charging and electrical system performance.
Transmission mount failure typically occurs due to excessive vibrations, worn rubber bushings, fluid leaks, or prolonged stress, leading to poor drivetrain stability and increased noise.
Symptoms:
Excessive vibrations – Increased shaking felt through the cabin due to weak mounts.
Clunking or thumping noises – Loose or damaged mounts causing impact sounds during gear shifts.
OEM Audi Transmission Mount 8K0399151BD The Audi Transmission Mount 8K0399151BD is a genuine OEM replacement designed to reduce drivetrain vibrations and improve stability.
Transmission fluid degradation typically occurs due to heat exposure, contamination, oxidation, and prolonged use, leading to reduced lubrication, poor shifting performance, and potential transmission damage.
Symptoms:
Slipping transmission – Gears may struggle to engage properly.
Overheating transmission – Increased friction due to poor lubrication.
Delayed gear engagement – Hesitation when shifting between gears.
Irregular shifting – Unexpected or rough gear changes.
Burning smell – Overheated fluid can produce a distinct odor.
Warning lights – Transmission-related dashboard alerts may appear.
Parts to Replace
Audi VW Gear Oil (75W90) (1L) G052911A2 The Audi VW Gear Oil (75W90) (1L) G052911A2 is a high-quality OEM manual transmission fluid designed for smooth gear shifts and optimal lubrication.
P0118 signals high coolant temp sensor input, often from sensor or wiring issues. P2181 indicates cooling system problems, usually due to low coolant, thermostat failure, or a bad water pump. Fixes include inspection and replacement.
Why it happens:
Coolant temperature sensor failure usually occurs due to sensor wear, electrical faults, coolant contamination, or wiring issues, leading to inaccurate temperature readings and possible engine performance problems.
Symptoms:
Erratic temperature readings – Fluctuating or inaccurate coolant temperature gauge.
Poor engine performance – Rough idling, hesitation, or power loss.
Overheating or underheating – Cooling system inefficiencies leading to abnormal temperatures.
Check engine light activation – Possible fault codes like P0118 or P2181.
Hard starting or stalling – Incorrect temperature data affecting fuel mixture.
Increased fuel consumption – Inefficient engine operation due to faulty sensor input.
Parts to Replace
Audi Engine Coolant Temperature Sensor 06A919501A The Audi VW Engine Coolant Temperature Sensor 06A919501A is a genuine OEM sensor designed for accurate temperature monitoring and efficient engine cooling.
Rear 009309331 The Volkswagen Audi Engine Coolant Temperature Sensor (Rear) Hella 009309331 is a high-quality NTC sensor designed for accurate temperature monitoring.
358058001 The Audi VW Engine Coolant Temperature Sensor– Hella 358058001 is a high-quality OEM sensor designed for accurate temperature monitoring and efficient engine cooling.
NTK Audi Engine Coolant Temperature Sensor EF0153 The NTK Engine Coolant Temperature Sensor (part number EF0153) is a reliable and high-quality replacement part for your Audi, Porsche, or Volkswagen vehicle.
The B1000 code generally indicates an Electronic Control Unit (ECU) malfunction, which can result from faulty ECU hardware, wiring issues, or internal memory failures.
Why it happens:
Window regulator failure usually occurs due to worn cables, damaged gears, motor issues, misalignment, or excessive force, leading to window movement problems and electrical malfunctions.
Symptoms:
Slow or stuck window movement – Windows may move sluggishly or stop completely.
Grinding or clicking noises – Damaged cables or gears create unusual sounds.
Window misalignment – Uneven window positioning or gaps when closed.
Non-responsive window controls – Buttons may stop working due to motor or wiring faults.
Window falling inside the door – Broken regulator may lead to complete window detachment.
Intermittent function – Windows may work sporadically before failing entirely.
Parts to Replace
Front Passenger Side 8K0837462C The Audi Window Regulator – Rear Passenger Side 8K0839462C is a genuine OEM replacement designed for smooth window operation and durability.
Rear Driver Side 8K0839461C The Genuine VW/Audi Window Regulator part number 8K0837462C for Audi is the perfect replacement part for your window regulator needs.
Rear Left Part # 60.80885.0 The Lemfoerder Window Regulator – Rear Left PART # 60.80885.0 is an OE replacement designed for smooth window operation and durability.
Rear Right Part # 60.80886.0 The Lemfoerder Window Regulator – Rear Right PART # 60.80886.0 is an OE replacement designed for smooth window operation and durability.
At eEuroparts.com, we understand the performance demands and precision engineering behind the Audi A4 Quattro powered by the 2.0L TFSI turbocharged inline-4 engine. Whether you're commuting daily or enjoying spirited drives, your A4 deserves parts that maintain its sharp handling, strong acceleration, and all-season capability.
Exceptional Delivery, Unmatched Logistics
We know that every moment counts when your car is out of commission. That’s why we focus on getting your parts to you as quickly as possible. Our efficient logistics network and fast shipping mean minimal downtime for your vehicle.
Competitive Prices, Superior Value
Shopping at eEuroparts.com means you don't have to choose between quality and affordability. We offer a wide range of parts at the best prices, ensuring you get outstanding value without compromising on quality.
Trusted Excellence
Our catalog includes parts from top-tier brands like Bosch, INA, ZF, Pierburg, Elring, Lemförder, and Rein. Whether you're resolving transmission issues, electrical faults, or suspension wear, our parts meet or exceed OEM standards for fit, durability, and performance.
Conclusion
The B7 and B8 generation Audi A4 Quattro blends precision, luxury, and performance. Keep yours running like new with expertly sourced parts, responsive customer support, and fast, reliable shipping. Whether you're tackling engine management issues or overhauling your suspension, eEuroparts.com is your go-to source for Audi A4 Quattro (2005–2014) parts.
Frequently Asked Questions
Why is my A4’s timing chain noisy or rattling?⌄
Worn guides or weak tensioners often cause chain slack and rattle, especially at cold start. Watch for cam/crank correlation codes (P0016–P0019).
Why is carbon buildup on intake valves a problem?⌄
Direct injection 2.0 TFSI leads to valve carbon deposits, restricting airflow and causing rough idle or reduced performance.
Why do I see misfires, stumble, or rough idle?⌄
Failing ignition coils, fouled spark plugs, or weak injectors are common causes. Misfire codes (P0300–P0304) typically show.
Why do engine mounts or suspension bushings fail prematurely? ⌄
Under torque and road stress, motor mounts and suspension bushings degrade, causing vibration, noise, or handling looseness.
How can I avoid major repairs on the 2.0 TFSI?⌄
Proactively replace guides/tensioners, maintain PCV, address leaks early, service boost plumbing, and use quality oils and filters.
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Apr 13, 2025Celebrating 25 Years of Excellence at eEuropartsSince its inception in 2000, eEuroparts has been dedicated to providing European car owners and enthusiasts throughout the United States with top-quality Genuine, OEM, and premium aftermarket parts. What started as a small passion project has evolved into a prominent player in the auto parts sector, renowned for its dependability, swift shipping, and unparalleled customer service. Over the years, we've successfully processed more than 20 million orders, ensuring that premium European parts are accessible no matter your location.
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