2.0L TFSI inline-4 Turbocharged Gas (220 Hp) B8 2015-2016
2.0L TFSI inline-4 Turbocharged Gas (220 Hp) B8 2015-2016
Audi A4 Quattro B8 2.0L TFSI Turbo Gas 220 HP (2015–2016) Platform Guide:
In this Vehicle Platform Guide, you will find the top common issues of Audi A4 2.0L TFSI (2015-2016) Inline-4 Turbocharged B8, along with their fault codes, and the solutions from eEuroparts.com.
The 2015–2016 Audi A4 (B8) 2.0L TFSI is a refined luxury sedan powered by a 2.0L turbocharged inline-4 gasoline engine, delivering 249 horsepower and up to 370 Nm (272 lb-ft) of torque. Paired with a 7-speed S tronic automatic transmission, it ensures smooth power delivery and responsive acceleration. Featuring Audi’s TFSI engine technology, it offers direct fuel injection, turbocharging, and intercooling, enhancing efficiency and performance. With Quattro AWD, it provides exceptional traction and stability, making it ideal for daily driving, spirited handling, and all-weather confidence.
Top Common Issues with Audi A4 2.0L TFSI (2015-2016) Inline-4 Turbocharged B8
Parking Brake Actuator
1. Parking Brake Actuator Failure
Fault Codes
Fault codes C1011, C1001, and U0128 indicate brake pressure sensor, ABS module, and park brake control module communication issues, affecting vehicle stability.
Why it happens:
A Parking Brake Actuator failure occurs due to motor failure, electrical faults, worn cables, corrosion, or debris accumulation, preventing proper brake engagement.
Symptoms:
Brake warning light activation – The dashboard may display a parking brake malfunction alert.
Failure to engage or release – The parking brake may not activate or disengage properly.
Grinding or clicking noises – Unusual sounds may occur when attempting to use the parking brake.
Reduced braking effectiveness – The vehicle may roll slightly even when the parking brake is engaged.
Manual override required – You may need to use an emergency release method to disengage the brake.
Parts to Replace
Audi Parking Brake Actuator - Rear 8K0998281A The Genuine VW/Audi Parking Brake Actuator part number 8K0998281A is a high-quality replacement part designed to ensure optimal performance and reliability for your Audi.
Fault code C1234 indicates a right front wheel speed sensor input signal missing, affecting ABS functionality, traction control, and braking performance.
Why it happens:
A Brake Pad Wear Sensor malfunction occurs due to sensor misalignment, wiring issues, corrosion, or debris interference, leading to inaccurate brake pad wear detection.
Symptoms:
Brake warning light activation – The dashboard may display a brake pad wear alert.
Delayed braking response – The vehicle may take longer to stop due to inaccurate sensor readings.
Grinding or squealing noises – Worn brake pads may go undetected, leading to metal-on-metal contact.
Intermittent sensor warnings – The brake pad wear indicator may flash inconsistently.
Reduced braking efficiency – The system may not properly signal when pads need replacement.
Parts to Replace
Audi Disc Brake Pad Wear Sensor - Front 4G0615121B The Audi Disc Brake Pad Wear Sensor – Front 4G0615121B is a genuine OEM replacement designed to monitor brake pad wear and alert drivers when replacement is needed.
Audi Disc Brake Pad Wear Sensor - Front XHDZ027 The Audi Disc Brake Pad Wear Sensor – Front XHDZ027 is a high-quality replacement designed to monitor brake pad wear and alert drivers when replacement is needed.
Bison Performance 4900277 - Disc Brake Pad and Rotor Kit This high-quality Bison Performance rotor kit offers precision-balanced, rotors engineered to meet or exceed OE specifications. It delivers smooth, quiet braking with consistent friction surfaces, ensuring excellent stopping power and reduced vibration. Ideal for restoring factory-fresh braking performance on your Audi A4
A Power Brake Booster failure occurs due to vacuum leaks, worn seals, internal diaphragm damage, or fluid contamination, leading to reduced braking efficiency.
Symptoms:
Stiff brake pedal – You may need to apply excessive force to engage the brakes.
Increased stopping distance – The vehicle may take longer to come to a complete stop.
Hissing noise – A vacuum leak in the booster can produce a distinct hissing sound.
Engine stalling when braking – A faulty booster may draw excess vacuum, causing the engine to stall.
Brake warning lights – The ABS or brake system warning light may illuminate.
Parts to Replace
TRW Power Brake Booster Part # PSA247 The Power Brake Booster PART # PSA247 is a high-quality replacement manufactured by TRW, designed to ensure proper braking performance and pedal responsiveness.
Motul Brake Fluid (Part # 100951): A premium full-synthetic brake fluid engineered for modern ABS, ESP, and electronic brake systems. It provides superior low-temperature performance, high boiling point, and excellent corrosion protection
Control arm bushing wear occurs due to continuous stress, road debris impact, harsh environmental conditions, and rubber deterioration, leading to suspension instability.
Symptoms:
Vehicle instability – The car may feel less stable, especially at higher speeds.
Uneven tire wear – Worn bushings can cause improper wheel alignment, leading to uneven tread wear.
Steering vibrations – You may feel excessive vibrations in the steering wheel, particularly when accelerating or braking.
Clunking noises – Loose bushings can create knocking or clunking sounds when driving over bumps or making turns.
Front Lower Rearward 8K0407183F The Genuine VW/Audi Suspension Control Arm Bushing part number 8K0407183G is designed specifically for Audi vehicles.
Front Lower Forward 8K0407182B The Genuine VW/Audi Suspension Control Arm Bushing part number 8K0407182B is a top-quality replacement for your Audi’s worn out or damaged control arm bushing.
Mevotech Audi Suspension Control Arm Bushing - Front Lower Outer - MS70431. Mevotech MS70431 is a high-quality OEM replacement designed to ensure proper suspension function and stability.
Bison Performance 4867114 - Suspension Control Arm Kit (Front) is a complete OE-quality replacement kit designed for the Audi front suspension. It includes premium forged control arms, ball joints, and bushings engineered for factory-fit precision and long-lasting performance. Replacing these components together ensures balanced suspension geometry and consistent handling
Upper strut mount noise occurs due to rubber deterioration, worn bearings, improper installation, corrosion, or impact damage, leading to suspension instability.
Symptoms:
Clunking or knocking noises – You may hear metal-on-metal sounds when driving over bumps or turning.
Steering stiffness or looseness – The steering may feel harder to turn or excessively loose.
Excessive vibrations – You might feel more vibrations in the steering wheel or cabin.
Uneven tire wear – Worn strut mounts can affect alignment, leading to irregular tread wear.
Poor handling – The vehicle may feel unstable, especially during cornering or braking.
Parts to Replace
Lemfoerder Audi Strut Mount - Front 3490701 The Audi Strut Mount – Front– Lemfoerder 3490701 is a high-quality OEM replacement designed to ensure proper suspension function and stability.
KYB Audi Suspension Strut Mount Kit - Front SM5751. The KYB Suspension Strut Mount Kit, part number SM5751, is the perfect solution for Audi owners looking to replace their worn-out strut mounts.
Fault codes C1113, C1044, and U0125 indicate ABS pump, wheel speed sensor, and acceleration sensor communication issues, affecting vehicle stability and braking performance.
Why it happens:
An Active Suspension Control Module failure occurs due to electrical faults, sensor malfunctions, fluid contamination, or worn components, leading to improper suspension adjustments.
Symptoms:
Uneven ride height – The suspension may not adjust properly, leading to an imbalanced stance.
Harsh or bumpy ride – The vehicle may feel rough over uneven surfaces due to improper damping control.
Warning lights on the dashboard – Suspension-related error codes may trigger alerts.
Loss of adaptive suspension function – The system may fail to adjust stiffness or height dynamically.
Unusual noises – Clicking or grinding sounds may occur when the suspension tries to adjust.
Fault codes P0300 and P0351–P0354 indicate engine misfires and ignition coil faults, affecting cylinders 1 to 4, potentially causing performance issues.
Why it happens:
Ignition coil pack failure occurs due to overheating, excessive vibrations, worn spark plugs, electrical faults, or insulation breakdown, leading to ignition system issues.
Symptoms:
Engine misfires – The engine may sputter or jerk due to inconsistent spark delivery.
Rough idling – The engine may shake or vibrate when idling due to ignition issues.
Difficulty starting – A weak or failing coil pack can make the engine hard to start.
Loss of power – The vehicle may struggle to accelerate or feel sluggish.
Increased fuel consumption – Inefficient combustion can lead to poor fuel economy.
Backfiring or stalling – Unburned fuel in the exhaust system can cause backfires, and ignition failure may lead to stalling.
Parts to Replace
NGK Ignition Coil Part # 49464 The Ignition Coil PART # 49464 is an OEM replacement designed for Audi and Volkswagen models, ensuring reliable ignition performance.
Bosch Audi VW Ignition Coil 0221604115 The Bosch Direct Ignition Coil 0221604115 is an essential part for efficient functioning of your Audi or Volkswagen engine.
Eldor Volkswagen Audi Ignition Coil R0702S00300 The Volkswagen Audi Ignition Coil Eldor R0702S00300 is an OEM replacement designed for VW and Audi models, ensuring reliable ignition performance.
Ignition Coil Kit (Laser Platinum This kit, designed for several Audi vehicles, includes 4 Ignition Coils by Eldor and 4 Laser Platinum Spark Plugs by NGK.
Eldor 5457292 - Ignition Coil and Plug Kit – Premium plug providing superior ignitability, longer service intervals, and smooth acceleration.
P0300 (Random/Multiple Cylinder Misfire Detected), P0301–P0304 (Cylinder-Specific Misfire Codes), P0366 (Ignition System Malfunction – Possible Spark Plug/Coil Issue)
Why it happens:
Spark plugs wear over time due to continuous exposure to high combustion temperatures, carbon buildup, and electrode erosion. This can lead to weak sparks or misfires. In turbocharged Audi A4 engines, excessive heat and pressure further accelerate electrode wear.
Symptoms:
Rough idle – Engine shakes or vibrates when idling.
Misfiring under load – Noticeable hesitation or jerking during acceleration.
Poor fuel economy – Increased fuel consumption due to incomplete combustion.
Hard starting – Extended cranking time before the engine fires up.
Check Engine Light – Misfire or ignition-related fault codes triggered.
Loss of power – Reduced acceleration and sluggish performance.
Parts to Replace
Denso Spark Plug 3027 – OEM-quality double platinum plug engineered for long life, stable ignition, and reliable performance in Audi A4 2.0L engines.
Bosch Spark Plug 96345– A high-quality platinum plug offering consistent ignition and excellent durability.
NGK Spark Plug BKR7EIX – Premium iridium plug providing superior ignitability, longer service intervals, and smooth acceleration.
Fault codes C10AC and U0415 indicate vehicle system issues, where C10AC relates to a brake system malfunction, and U0415 refers to invalid data received from the ABS control module.
Why it happens:
A Steering Shaft failure occurs due to wear in universal joints, corrosion, misalignment, excessive stress, or lack of lubrication, leading to steering instability.
Symptoms:
Clunking or popping noises – You may hear unusual sounds when turning the steering wheel, especially at low speeds.
Steering wheel play – Excessive movement or looseness in the steering wheel before the wheels respond.
Difficulty turning – Increased resistance or binding when making turns, particularly during parking maneuvers.
Vibrations in the steering wheel – You might feel shaking or instability while driving.
Irregular steering response – The vehicle may not track straight or may require constant correction.
Dorman OE Solutions Steering Shaft - Lower Intermediate Part # 425-875. The Lower Intermediate Steering Shaft – PART # 425-875 is a high-quality replacement manufactured by Dorman, designed to ensure proper steering function and stability.
Fault codes B1168 and U0131 indicate vehicle system issues, where B1168 relates to an interior lighting circuit fault, and U0131 refers to lost communication with the Power Steering Control Module.
Why it happens:
A Steering Column failure occurs due to worn universal joints, misalignment, corrosion, electrical faults, or excessive stress, leading to steering instability.
Symptoms:
Steering tilt function not locking – The steering wheel may not stay in place when adjusted.
Clicking or grinding noises – Unusual sounds may occur when turning the steering wheel.
Rough steering operation – The steering wheel may feel stiff or inconsistent while turning.
Loose or wobbly steering wheel – Excessive play in the wheel can indicate internal wear.
Steering wheel not centering – The wheel may not return to its normal position after turning.
Parts to Replace
Audi Steering Column 8K0419502T The Genuine VW/Audi Steering Column part number 8K0419502T for Audi is an essential replacement part that ensures the smooth operation of your Audi’s steering system.
Fault codes B1168 and 02811 indicate vehicle system issues, where B1168 relates to a left power running board motor circuit short, and 02811 refers to a steering column lock actuator fault.
Why it happens:
A Steering Column Lock failure occurs due to low battery, faulty fuses, ignition switch issues, or a failed steering lock module, preventing proper unlocking.
Symptoms:
Steering wheel won't unlock – The wheel remains locked even after inserting the key or pressing the start button.
Ignition issues – Difficulty starting the vehicle due to a faulty steering lock mechanism.
Warning lights on the dashboard – The system may trigger alerts related to the steering lock failure.
Clicking or grinding noises – Unusual sounds may occur when attempting to unlock the steering column.
Intermittent locking issues – The steering lock may engage or disengage unpredictably.
Parts to Replace
Audi Steering Column Lock 8K0905852E The Genuine VW/Audi Steering Column Lock part number 8K0905852E for Audi is a highly reliable and durable component that ensures the complete security of your vehicle.
Fault codes P0130, P0134, and P0141 indicate oxygen sensor circuit issues, affecting fuel mixture, emissions, and engine performance, requiring diagnosis and repair.
Why it happens:
An oxygen sensor malfunction occurs due to contamination, aging, wiring issues, excessive heat, or fuel additives, leading to inaccurate air-fuel mixture readings.
Symptoms:
Check engine light activation – The ECU detects incorrect oxygen readings and triggers a warning.
Poor fuel economy – Incorrect air-fuel mixture can lead to excessive fuel consumption.
Rough idling or stalling – The engine may struggle to maintain a steady idle due to inaccurate oxygen sensor data.
Loss of power – The vehicle may feel sluggish or struggle to accelerate.
Black smoke from exhaust – Excess fuel entering the combustion chamber can result in black smoke emissions.
Failed emissions test – A malfunctioning oxygen sensor can cause increased emissions, leading to test failure.
Parts to Replace
Front 1K0998262L The Audi VW Oxygen Sensor – Front 1K0998262L is a genuine OEM replacement designed to monitor exhaust gases and optimize fuel efficiency.
Sensor 1K0998262L 17178 The Audi Porsche Oxygen Sensor 1K0998262L – Bosch 17178 is a genuine OEM replacement designed to monitor exhaust gases and optimize fuel efficiency.
NTK Audi VW Oxygen Sensor 25657 The NTK Oxygen Sensor with part number 25657 is designed to provide accurate and reliable results for your Audi, Porsche or Volkswagen.
Denso Audi Oxygen Sensor 2344754 The Audi Oxygen Sensor– Denso 2344754 is a genuine OEM replacement designed to monitor exhaust gases and optimize fuel efficiency.
P2017, P2004, and P2006 indicate intake manifold runner control issues, often caused by sensor faults, stuck flaps, or wiring problems, affecting engine performance.
Why it happens:
Intake manifold failure typically occurs due to cracks, gasket leaks, carbon buildup, or coolant contamination, leading to engine misfires and reduced performance.
Symptoms:
Engine misfires—caused by improper air-fuel mixture distribution.
Reduced engine performance—loss of power and sluggish acceleration.
Odd engine sounds—whistling or hissing noises due to air leaks.
Engine overheating—coolant leaks from a cracked manifold.
Increased fuel consumption—inefficient combustion leading to higher fuel usage.
Parts to Replace
Audi Intake Manifold 06H133201AT Crafted to deliver exceptional performance, the Genuine VW/Audi Engine Intake Manifold is a high-quality replacement part designed for Audi vehicles.
Intake Manifold Part # 06H133201ATAP The OEM Engine Intake Manifold part number 06H133201ATAP for Audi is an essential component for the smooth operation of your vehicle.
URO Parts Audi Engine Intake Manifold 016405 The Audi Engine Intake Manifold 016405 is a high-quality OEM replacement designed for Audi A4, A5, A6, and Q5 models, ensuring optimal air intake and engine performance.
the Audi Engine Intake Manifold Kit (06J998907B) is a genuine OEM repair kit designed for Audi and Volkswagen models, ensuring proper intake manifold installation and fuel injector sealing.
P0300 and P1335 indicate random misfires and crankshaft sensor issues, causing rough idling, poor acceleration, engine hesitation, or failure to start.
Why it happens:
Engine connecting rod failure typically occurs due to excessive stress, oil starvation, improper bearing clearance, or detonation, leading to catastrophic engine damage.
Symptoms:
Low engine compression—causes poor performance and misfires.
Loss of power—engine struggles to accelerate or maintain speed.
Rod knock—a loud knocking sound that worsens with RPM.
Excessive oil consumption—due to internal damage and leaks.
Metal shavings in oil—indicates severe wear or bearing failure.
Seized engine—complete failure preventing the engine from turning over.
Parts to Replace
OEM VW Engine Connecting Rod (Set of 4) 06H198401D The VW Engine Connecting Rod Set (06H198401D) is a genuine OEM replacement designed for Volkswagen and Audi models, ensuring durability and optimal engine performance.
Audi VW Piston 06H107065DM The Audi VW Piston (06H107065DM) is a genuine OEM replacement designed for Audi and Volkswagen models, ensuring optimal combustion efficiency and engine durability.
P0016 and P0017 indicate timing correlation issues, often caused by chain misalignment, sensor faults, or worn components, leading to poor engine performance.
Why it happens:
Timing chain tensioner failure typically occurs due to oil pressure loss, worn tensioner components, engine overheating, or prolonged maintenance neglect, leading to timing issues and potential engine damage.
Symptoms:
Rattling or ticking noises—especially during startup or acceleration.
Engine misfires—due to incorrect valve timing.
Poor acceleration—loss of power and sluggish response.
Check engine light—triggered by timing-related faults.
Oil leaks—from a worn or damaged tensioner.
Engine stalling or failure to start—if the timing chain skips teeth.
Parts to Replace
Audi VW Engine Oil Pump Chain 06K115225C The Genuine VW/Audi Engine Timing Chain part number 06K115225C is an essential component for your Audi’s engine system.
Part # 50052407 The IWIS Engine Timing Chain Part Number 50052407 is a high-quality aftermarket product that is designed to meet or exceed the performance of the original equipment manufacturer (OEM) part.
The Audi Engine Timing Chain Kit 3088416 is a genuine OEM replacement designed for Audi, Volkswagen, Skoda, and Seat models.
Fault codes P0597 and P0599 indicate thermostat heater circuit issues—P0597 signals an open circuit, while P0599 suggests excessive voltage presence.
Why it happens:
Thermostat failure occurs due to wear and tear, electrical issues, dirt buildup, corrosion, improper installation, or environmental factors affecting its performance.
Symptoms:
Engine overheating occurs when the thermostat gets stuck closed, preventing coolant from circulating properly.
Trouble reaching operating temperature happens when the thermostat remains open, causing the engine to run cooler than necessary.
Temperature fluctuations indicate an inconsistent thermostat, leading to unpredictable heating and cooling cycles.
Coolant leaks may result from excessive pressure buildup due to a malfunctioning thermostat.
Strange noises from the engine bay can occur when coolant flow is disrupted, causing bubbling or knocking sounds.
Mahle Audi Engine Coolant Thermostat - TX35395 The Audi Engine Coolant Thermostat 06H121113B – Mahle TX35395 is an OEM-quality thermostat designed to regulate coolant flow and maintain optimal engine temperature.
Rein Audi VW Thermostat CTN0046 The Rein Engine Coolant Thermostat part number CTN0046 is a high-quality replacement part that has been specifically designed for use in Audi and Volkswagen vehicles.
Fault codes P0300 and P0301-P0304 indicate engine misfires—P0300 signals random misfires, while P0301-P0304 specify cylinder-specific misfires due to ignition, fuel, or compression issues.
Why it happens:
Fuel injector leakage or clogging occurs due to worn-out O-rings, excessive fuel pressure, corrosion, or debris buildup, disrupting fuel flow and engine performance.
Symptoms:
Rough idling – The engine may shake or vibrate when idling due to inconsistent fuel delivery.
Engine misfires – A clogged or leaking injector can disrupt combustion, leading to misfires and poor acceleration.
Poor fuel efficiency – Fuel injectors that leak or clog can cause excessive fuel consumption.
Check engine light – The vehicle’s ECU may detect injector issues and trigger a warning light.
Strong fuel odor – A leaking injector can cause an overpowering smell of gasoline near the engine.
Hard starting – Difficulty starting the engine due to improper fuel delivery.
Black smoke from exhaust – Excess fuel entering the combustion chamber can lead to black smoke emissions.
Parts to Replace
Audi Fuel Injector 06H906036AE The Genuine VW/Audi Fuel Injector part number 06H906036AE is the ideal replacement part for Audi owners looking to improve the performance and efficiency of their vehicles.
Fuel Injector 62855 The Bosch Fuel Injector part number 62855 is a reliable and high-quality replacement part for Audi and Volkswagen models.
OEM Kit 3086871KIT is an OEM-quality kit designed for TSI engines, ensuring precise fuel delivery and optimal engine performance.
Fault codes P0087 and P2293 indicate fuel system pressure issues, where P0087 signals low fuel rail pressure, and P2293 refers to fuel pressure regulator performance problems.
Why it happens:
A High-Pressure Fuel Pump (HPFP) wear occurs due to mechanical part degradation, poor lubrication, fuel contamination, or excessive pressure demands, leading to reduced fuel delivery.
Symptoms:
Loss of engine power – Difficulty accelerating, especially under load conditions like climbing hills or towing.
Engine misfires or hesitation – Jerky acceleration or stuttering while driving.
Hard starting or prolonged cranking – The engine struggles to start due to inconsistent fuel pressure.
Check Engine Light activation – Diagnostic trouble codes related to fuel pressure may appear.
Fuel leaks or unusual noises – Whining, rattling, or grinding sounds from the fuel pump.
Engine stalling or surging – Unexpected stalls or sudden power surges while driving.
OEM Audi VW Engine Valve Lifter 022109423D One of the key benefits of this Genuine VW/Audi Engine Camshaft Follower is its reliability. With its sturdy design and top-grade materials, this camshaft follower can withstand heavy loads and high temperatures. Brands
Fault codes P0118 and P2181 indicate cooling system issues—P0118 signals high voltage from the coolant temperature sensor, while P2181 suggests cooling system performance problems.
Why it happens:
A failed Engine Coolant Temperature (ECT) sensor occurs due to corrosion, wiring issues, sensor wear, overheating, or contamination, leading to inaccurate temperature readings.
Symptoms:
Check engine light activation – The ECU detects incorrect temperature readings and triggers a warning.
Engine overheating – A faulty sensor may prevent cooling fans from activating, leading to excessive engine heat.
Poor fuel economy – Incorrect temperature readings can cause the ECU to adjust fuel mixture improperly, reducing efficiency.
Rough idle or stalling – The engine may struggle to maintain a steady idle due to inaccurate temperature data.
Hard starting – Difficulty starting the engine, especially in cold conditions, due to improper fuel delivery.
Black smoke from exhaust – Excess fuel entering the combustion chamber can result in black smoke emissions.
Parts to Replace
Audi VW Engine Coolant Temperature Sensor 06A919501A The Audi VW Engine Coolant Temperature Sensor 06A919501A is an OEM replacement designed to monitor engine temperature and ensure proper cooling system function.
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.
Fault codes P0562 and P1602 indicate low system voltage issues, where P0562 signals insufficient battery voltage, and P1602 points to low ECM supply voltage, potentially affecting engine performance.
Why it happens:
A Battery Management System (BMS) failure occurs due to cell imbalance, overcharging, undercharging, temperature fluctuations, communication errors, or hardware defects, affecting battery performance.
Symptoms:
Inconsistent battery charging – The battery may charge unevenly or fail to reach full capacity.
Rapid battery drain – The battery may lose charge faster than usual due to improper management.
Overheating – Excessive heat buildup can indicate a malfunctioning BMS.
Voltage fluctuations – Unstable voltage levels can affect battery performance and connected systems.
Reduced battery lifespan – Poor management can lead to premature battery degradation.
Communication errors – The BMS may fail to relay accurate data to the vehicle or device.
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.
Hella Audi Battery Current Sensor 010942901 The Audi Battery Current Sensor 010942901 is an OEM replacement designed to monitor battery voltage and current flow, ensuring optimal charging system performance.
OEM Audi Battery Cable 8S0915181B This Genuine VW/Audi Battery Cable with part number 8S0915181B is designed to fit perfectly in your Audi vehicle.
Hitachi Audi Voltage Regulator ALR0413HU-D The Hitachi Voltage Regulator part number ALR0413HU-D is a reliable and efficient replacement part suitable for Audi vehicles.
A Transmission Mount failure occurs due to rubber deterioration, excessive vibrations, fluid leaks, or impact damage, leading to improper transmission support and alignment.
Symptoms:
Excessive vibrations – The vehicle may shake more than usual, especially during acceleration or idling.
Clunking or banging noises – You may hear unusual sounds when shifting gears or driving over bumps.
Engine movement – The engine may shift excessively due to lack of proper support.
Unusual shifting behavior – Gear changes may feel rough or delayed.
Driveshaft misalignment – A faulty mount can lead to drivetrain issues, affecting performance.
Parts to Replace
OEM Audi Auto Trans Mount 8K0399151DB The Genuine VW/Audi Automatic Transmission Mount (part number 8K0399151DB) for Audi is a top-quality replacement part that offers unbeatable performance and lasting durability.
P2706 – Transmission Friction Element “A” Apply Time Range/Performance, P2709 – Transmission Friction Element “C” Apply Time Range/Performance, P2714 – Pressure Control Solenoid “D” Performance or Stuck Off
Why it happens:
The transmission oil filter becomes clogged over time with debris, clutch material, and metal shavings. A restricted filter limits fluid circulation, starving the transmission of proper lubrication and hydraulic pressure. This can cause harsh shifting, slipping, or overheating, leading to accelerated wear of internal components.
Symptoms:
Delayed or harsh gear shifts
Transmission slipping under load
Overheating transmission with warning light
Reduced fuel efficiency
Unusual whining or grinding noises
Check Engine Light illumination with transmission-related codes
The Sachs K70752-01F Transmission Clutch Kit is an OEM-quality replacement designed for precise fit and long-term durability in the Audi A4. This comprehensive kit includes: Clutch Disc – Provides smooth torque transfer and consistent friction performance. Pressure Plate – Ensures firm engagement and even pressure distribution. Release Bearing (Throwout Bearing) – Reduces friction between the pressure plate and clutch fork for smooth pedal operation.
Fault codes P0441, P0444, and P0455 indicate EVAP system issues, including incorrect purge flow, purge valve circuit open, and large system leak, affecting fuel vapor control.
Why it happens:
An EVAP solenoid valve failure occurs due to corrosion, electrical faults, stuck valve mechanisms, or debris accumulation, leading to improper fuel vapor control.
Symptoms:
Check Engine Light activation – The vehicle’s onboard diagnostics may detect an issue with the EVAP system.
Pressure buildup in the gas tank – Excessive pressure may escape when opening the fuel cap.
Failed emissions test – A malfunctioning valve can lead to increased emissions and test failure.
Rough engine idle – The engine may run unevenly due to improper fuel vapor control.
Difficulty starting the vehicle – The fuel-to-air ratio may be disrupted, making ignition harder.
Fault codes P0010, P0011, and P0012 indicate VVT system issues, including camshaft actuator circuit faults, over-advanced timing, and over-retarded timing, affecting engine performance.
Why it happens:
A Vanos solenoid failure occurs due to oil contamination, clogged solenoid passages, electrical faults, or worn seals, leading to improper variable valve timing.
Symptoms:
Rough idling – The engine may feel shaky or uneven when idling.
Poor acceleration – Sluggish response when trying to increase speed.
Loss of power – Reduced engine performance, especially at higher RPMs.
Check Engine Light activation – The vehicle’s diagnostics may detect a Vanos-related issue.
Engine misfires – Irregular combustion due to improper valve timing.
OEM Engine Variable Valve Timing (VVT) Solenoid 06L109259D The Genuine VW/Audi Engine Variable Valve Timing (VVT) Solenoid part number 06L109259D is a high-quality replacement part that offers exceptional performance and reliability.
Dorman Engine Variable Valve Timing (VVT) Solenoid Part # 916-879. The Engine Variable Valve Timing (VVT) Solenoid PART # 916-879 is a Dorman-manufactured replacement designed for Audi and Volkswagen models.
The 2015–2016 Audi A4 2.0L TFSI (B8) delivers refined turbocharged performance with premium comfort and German engineering precision. At eEuroparts.com, we provide the exact-fit, high-quality parts your A4 needs to stay sharp, smooth, and dependable on the road.
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
Our catalog includes everything from timing chains, camshaft adjusters, and PCV valves to wheel bearings, control arms, and fuel pumps, sourced to meet or exceed OE standards. Whether you prefer genuine Audi parts or trusted aftermarket brands, we offer top-tier quality at better-than-dealer pricing.
Trusted Excellence
Our catalog includes parts from top-tier brands like Bosch, INA, ZF, Pierburg, Elring, Lemforder, 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
Built for balance and reliability, the B8 Audi A4 deserves the best. Count on eEuroparts.com for expert-curated parts, responsive customer service, and fast, reliable shipping. Whether you're replacing worn suspension components or tackling engine management faults, we’re your trusted source for 2015–2016 Audi A4 2.0T parts.
Frequently Asked Questions
Why does my A4 B8 consume so much oil?⌄
Worn piston rings, faulty PCV systems, or leaking valve seals are common causes. Frequent top-up or smoking on decel signal trouble.
Why is my engine misfiring or running rough?⌄
Broken or weak ignition coils, fouled plugs, or failing injectors cause misfires. Look for codes P0300–P0304 or stumble under load.
Why does the cooling system overheat or leak?⌄
Weak water pumps, failing thermostat, or cracked hoses/radiator often cause coolant loss or overheating. Inspect for coolant stains and low flow.
Why does my high-pressure fuel pump (HPFP) struggle or fail? ⌄
HPFP wear or internal leaks reduce fuel delivery under boost. Symptoms include hesitation, misfires, or low fuel pressure codes.
Why does my A4 whine or emit odd noises at speed?⌄
Whistling or whining noises often come from leaky seals, intake bulkhead leaks, or boost/pressure issues in the HVAC or dash area.
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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.
Aug 18, 2024Saab 9-3 Lower Control Arm Symptoms and ReplacementThe Saab 9-3 is cherished by automotive enthusiasts for its unique design and turbocharged performance, representing a high point in Swedish automotive engineering. This model has fostered a dedicated following, even after Saab's exit from the automotive market. However, like many vehicles that age, the Saab 9-3 presents maintenance challenges, particularly regarding its lower control arm—a key element of the suspension system.
Aug 12, 20242018 Mercedes-Benz Sprinter 2500 Oil Cooler Leaks ExplainedIf you're the proud owner of a 2018 Mercedes-Benz Sprinter 2500, you value its reliability for a variety of uses, from deliveries to road trips. However, like all vehicles, it's not without its issues, with oil cooler leaks being a common concern among owners. While the term oil cooler may sound technical, this guide will simplify the topic and provide you with essential insights.
Aug 6, 20242013 Mercedes-Benz G550 Secondary Air Pump IssuesThe 2013 Mercedes-Benz G550 is a luxurious SUV recognized for its impressive performance and off-road capabilities. A crucial component that ensures its smooth operation and compliance with strict emissions standards is the secondary air pump. This essential part of the emissions system reduces harmful exhaust emissions during the initial startup phase, particularly when the engine is cold.
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