2009 Audi A4 Engine Sensors, Relays, Switches
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Original (OEM)Engine PartsEach vehicle has its distinctive body lines and shapes, but the most exciting part is located under the hood. The engine is what makes that essential power that drives the wheels. Since it's the heart and soul of any vehicle, it just... - TRQ®Camshaft Position SensorAudi A4 2009, Camshaft Position Sensor by TRQ®. Replace your vehicle’s faulty cam sensor with the TRQ engine camshaft position sensor to make your engine perform as it should and bring your vehicle back to its former glory. Developed...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$22.75 - $39.95
- TRQ®Crankshaft Position SensorAudi A4 2009, Crankshaft Position Sensor by TRQ®. Replace your vehicle’s faulty cam sensor with the TRQ engine camshaft position sensor to make your engine perform as it should and bring your vehicle back to its former glory....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$20.85 - $46.95
- Audi OEEngine / Transaxle - Engine Parts (2.0L)Audi A4 / A4 Quattro 2.0L 2009, Engine / Transaxle - Engine Parts by Audi OE. Keep your Audi looking showroom-new and running at its best with top-grade Audi OE parts. Genuine in quality, fit, and finish, they’re the finest option to...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$7.75 - $678.97
- Audi OEEngine / Transaxle - Engine Parts (2.0L)Audi A4 2.0L 2009, Engine / Transaxle - Engine Parts by Audi OE. Keep your Audi looking showroom-new and running at its best with top-grade Audi OE parts. Genuine in quality, fit, and finish, they’re the finest option to go if you want...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$3.49 - $529.69
- Audi OEEngine / Transaxle - Engine Parts (3.2L)Audi A4 Quattro 3.2L 2009, Engine / Transaxle - Engine Parts by Audi OE. Keep your Audi looking showroom-new and running at its best with top-grade Audi OE parts. Genuine in quality, fit, and finish, they’re the finest option to go if...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$7.83 - $1,036.23
- Audi OEEngine / Transaxle - Engine Parts (3.2L)Audi A4 Quattro 3.2L 2009, Engine / Transaxle - Engine Parts by Audi OE. Keep your Audi looking showroom-new and running at its best with top-grade Audi OE parts. Genuine in quality, fit, and finish, they’re the finest option to go if...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$7.75 - $1,036.23
- TRQ®Oil Pressure SwitchAudi A4 Quattro 2009, Oil Pressure Switch by TRQ®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will meet your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$21.80$22.95Save 5%
- Walker Products®Crankshaft Position SensorAudi A4 2009, Crankshaft Position Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...High quality at an affordable priceExpertly made from premium materials$29.46 - $42.60
- Walker Products®Camshaft Position SensorAudi A4 2009, Camshaft Position Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...High quality at an affordable priceExpertly made from premium materials$19.83 - $30.79
- Spectra Premium®Crankshaft Position SensorAudi A4 2009, Crankshaft Position Sensor by Spectra Premium®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed...Compliant with the strictest standards for qualityExpertly crafted using the up-to-date technology$29.42 - $123.96
- Delphi®Camshaft Position SensorAudi A4 2009, Camshaft Position Sensor by Delphi®. Delphi sensors use the Hall Effect or magneto resistive (MR) principles for accurate and clean signal input to the electronic control module (ECM). The result is more design flexibility...Extensive coverageApplications for ignition (camshaft and crankshaft position and speed), transmission (vehicle or engine speed) and anti-lock braking systems (wheel speed)$21.05 - $46.57
- WVE®Oil Pressure SwitchAudi A4 2009, Oil Pressure Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$17.35 - $44.74
- Walker Products®Engine Oil Pressure SwitchAudi A4 2009, Engine Oil Pressure Switch by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...High quality at an affordable priceExpertly made from premium materials$15.81 - $28.40
- Delphi®Crankshaft Position SensorAudi A4 / A4 Quattro 2009, Crankshaft Position Sensor by Delphi®. Delphi sensors use the Hall Effect or magneto resistive (MR) principles for accurate and clean signal input to the electronic control module (ECM). The result is more...Extensive coverageMade from high-quality materials for ultimate durability$52.58 - $99.21
- SMP®Camshaft Position SensorAudi A4 2.0L 2009, Camshaft Position Sensor by SMP®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Designed specifically for motorcycle applicationsPerfect to help you work more efficiently$23.93
- NTK®Crankshaft Position SensorAudi A4 / A4 Quattro 2.0L CAEB Engine Gas 2009, Crankshaft Position Sensor by NTK®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$47.84
- SKP®Camshaft Position SensorAudi A4 Quattro 3.2L 2009, Camshaft Position Sensor by SKP®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$13.11
- Bosch®Crankshaft Position SensorAudi A4 / A4 Quattro 2.0L BWT Engine Gas 2009, Crankshaft Position Sensor by Bosch®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Made with precision and quality in mindDesigned to meet your specific needs$41.98
- Hitachi®Camshaft Position SensorAudi A4 2009, Camshaft Position Sensor by Hitachi®. By determining camshaft position, this sensor allows the computer to maintain effective fuel injection timing and ignition timing control for optimal engine performance. It is built to...Meets or exceeds OE specificationsEngineered for dependable and long-lasting performance$17.91 - $52.31
- Dorman®OE Solutions™ Crankshaft Position SensorAudi A4 / A4 Quattro 2.0L BWT Engine Gas 2009, OE Solutions™ Crankshaft Position Sensor by Dorman®. This direct replacement crankshaft position sensor matches the fit and function of the original equipment sensor for a reliable...Direct replacement - this crankshaft position sensor is a precise match for the fit and function of the original equipment sensorReady to install - matches the factory-style connector for plug-and-play installation$45.35
- SKP®Crankshaft Position SensorAudi A4 / A4 Quattro 2.0L Gas 2009, Crankshaft Position Sensor by SKP®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$8.54 - $14.22
- Standard®Intermotor™ Camshaft Position SensorAudi A4 2009, Intermotor™ Camshaft Position Sensor by Standard®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....Compliant with the strictest standards for qualityExpertly crafted using the up-to-date technology$25.15 - $34.25
- Beck Arnley®Camshaft Position SensorAudi A4 2009, Camshaft Position Sensor by Beck Arnley®. When investing in this superior product by Beck Arnley, expect to get the exact OEM look, function, and fit. The product was developed to stringent factory specifications and...OE quality products from top original equipmentTop quality materials$36.22 - $59.30
- Beck Arnley®Oil Pressure SwitchAudi A4 / A4 Quattro with Light 2009, Oil Pressure Switch by Beck Arnley®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Matches OE form, fit and functionMade with high quality material and componentry$9.98 - $13.40
- WVE®Crankshaft Position SensorAudi A4 2009, Crankshaft Position Sensor by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$41.35 - $44.97
- NTK®Camshaft Position SensorAudi A4 2009, Camshaft Position Sensor by NTK®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet...Sealed connections to prevent leaks, environmental corrosion and performance issuesDesigned to deliver trouble-free, consistent performance$24.34 - $113.41
- Hitachi®Crankshaft Position SensorAudi A4 2009, Crankshaft Position Sensor by Hitachi®. By monitoring crankshaft rotation speed and position, this sensor allows the computer to maintain effective fuel injection timing and ignition timing control for optimal engine...Meets or exceeds OE specificationsEngineered for dependable and long-lasting performance$16.65 - $52.92
- Holstein®Camshaft Position SensorAudi A4 2009, Camshaft Position Sensor by Holstein®. The Camshaft Position Sensor monitors the rotating position of the camshaft relative to the crankshaft position. This data is sent to the vehicles ECU where it is used to adjust the...Holstein focuses on using only the highest quality materials,Manufactured to exacting standards for an aftermarket product that is truly built to match or exceed the OE part$18.05 - $26.25
- Holstein®Crankshaft Position SensorAudi A4 2009, Crankshaft Position Sensor by Holstein®. The Crankshaft Position Sensor is an electronic device that monitors the position and/or rotational speed of the crankshaft. This sensor communicates with the vehicle's ECU to...Holstein focuses on using only the highest quality materials,Manufactured to exacting standards for an aftermarket product that is truly built to match or exceed the OE part$22.53 - $30.15
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