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2011 Subaru Impreza
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2011 Subaru Impreza

2011 Subaru Impreza Knock Sensors

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Standard OE Replacement Knock Sensor
Standard®
Standard OE Replacement Knock Sensor
Part Number: SIKS303
Guaranteed to Fit
$75.99
Vehicle Fitment
  • 2011 Subaru Impreza All Submodels All Engines
Product Details
Notes : With wiring harnessQuantity Sold : Sold individuallyWarranty : 3-year or 36,000-mile Standard limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Standard OE Replacement
Knock Sensor
Beck Arnley®
Knock Sensor
Part Number: BEC1581664
Guaranteed to Fit
$70.49
Vehicle Fitment
  • 2011 Subaru Impreza WRX Limited 4 Cyl 2.5L
  • 2011 Subaru Impreza 2.5i Premium 4 Cyl 2.5L
  • 2011 Subaru Impreza WRX STI Limited 4 Cyl 2.5L
  • 2011 Subaru Impreza WRX 4 Cyl 2.5L
  • 2011 Subaru Impreza WRX Premium 4 Cyl 2.5L
  • 2011 Subaru Impreza Outback Sport 4 Cyl 2.5L
  • 2011 Subaru Impreza WRX STI 4 Cyl 2.5L
  • 2011 Subaru Impreza 2.5i 4 Cyl 2.5L
Product Details
Quantity Sold : Sold individuallyWarranty : 1 year or 12,000-mile Beck Arnley limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Knock Sensor
Motorad®
Knock Sensor
Part Number: MRD1KS1089
Guaranteed to Fit
$73.99
Vehicle Fitment
  • 2011 Subaru Impreza WRX Limited 4 Cyl 2.5L
  • 2011 Subaru Impreza 2.5i Premium 4 Cyl 2.5L
  • 2011 Subaru Impreza WRX STI Limited 4 Cyl 2.5L
  • 2011 Subaru Impreza WRX 4 Cyl 2.5L
  • 2011 Subaru Impreza WRX Premium 4 Cyl 2.5L
  • 2011 Subaru Impreza Outback Sport 4 Cyl 2.5L
  • 2011 Subaru Impreza WRX STI 4 Cyl 2.5L
  • 2011 Subaru Impreza 2.5i 4 Cyl 2.5L
Product Details
Quantity Sold : Sold individuallyWarranty : 12-month Motorad limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Knock Sensor, Sold individually
GPD®
Knock Sensor, Sold individually
Part Number: GPD1811809
Guaranteed to Fit
$27.99
Vehicle Fitment
  • 2011 Subaru Impreza WRX Limited 4 Cyl 2.5L Ignition Knock Sensor
  • 2011 Subaru Impreza 2.5i Premium 4 Cyl 2.5L Ignition Knock Sensor
  • 2011 Subaru Impreza WRX STI Limited 4 Cyl 2.5L Ignition Knock Sensor
  • 2011 Subaru Impreza WRX 4 Cyl 2.5L Ignition Knock Sensor
  • 2011 Subaru Impreza WRX Premium 4 Cyl 2.5L Ignition Knock Sensor
  • 2011 Subaru Impreza Outback Sport 4 Cyl 2.5L Ignition Knock Sensor
  • 2011 Subaru Impreza WRX STI 4 Cyl 2.5L Ignition Knock Sensor
  • 2011 Subaru Impreza 2.5i 4 Cyl 2.5L Ignition Knock Sensor
Product Details
Quantity Sold : Sold individuallyWarranty : 1 year GPD limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

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Top Rated Products

Standard Standard OE Replacement Knock Sensor
$75.99( Review)
Shipped fast and worked as intended but didn’t like how much more expensive it is thaSee More
Dean K.
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Helpful Automotive Resources

P0334 Code: Knock Sensor 2 Circuit Intermittent (Bank 2)
P0334 Code: Knock Sensor 2 Circuit Intermittent (Bank 2)The knock sensor generates a low amount of electricity while the engine is running.   A code P0334 will be stored if the PCM detects an unusual signal from knock sensor 2.
P0324 Code: Knock Control System Error
P0324 Code: Knock Control System ErrorThe knock sensor is part of the knock control system that includes its connector, wiring, and the PCM. Most sensors are attached to the engine block, cylinder head, or intake manifold. In most engines, there is a knock sensor for every cylinder bank. There are some engine designs that have
P0333 Code: Knock Sensor 2 Circuit High Bank 2
P0333 Code: Knock Sensor 2 Circuit High Bank 2The algorithms in the ECM/PCM are set up in such a way that spurious knocking noises not related to combustion are ignored. – Richard McCuistian, ASE Certified Master Automobile Technician
8 of the Most Important Car Sensors You Should Know About
8 of the Most Important Car Sensors You Should Know AboutAs a driver, you must know what these sensors are and how they contribute to your vehicle’s performance. Here are some of the most common car sensors you should know about. Oxygen Sensor The oxygen (O2) sensor measures the exhaust’s oxygen content.
P0326 Code: Knock Sensor 1 Circuit Range / Performance Bank 1
P0326 Code: Knock Sensor 1 Circuit Range / Performance Bank 1A knock sensor is a one-wire or two-wire sensor mounted on a cylinder block, and it detects engine knocking. “Knock sensor 1” in this code refers to the first sensor (if there are two), while “bank 1” refers to the side of the engine with cylinder #1.
P0328 Code: Knock Sensor 1 Circuit High (Bank 1 )
P0328 Code: Knock Sensor 1 Circuit High (Bank 1 )Knock sensors are devices that are used to detect engine knock. This sensor is typically a two-wire sensor, though there are some devices that only have one wire. The knock sensor receives a 5-volt reference and returns a signal to the PCM.