22060AA140 Subaru SEN ASSY-KNOCK, Price: 35.91$, Weight: 0.083kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
Subaru |
22060AA140 |
SEN ASSY-KNOCK |
102 |
0.083 |
2-3 |
35.91$ |
Originals
| Make | Number | Name | Availability | Weight, kg | Processing, days | Price | |
|---|---|---|---|---|---|---|---|
| Subaru |
SEN ASSY-KNOCK
|
41 |
0.095
|
|
43.09$
|
Compatibility
| Body | Engine | Vehicle Grade | Market | Model Year From | Model Year To | Train | Diagram |
|---|---|---|---|---|---|---|---|
| ﾜｺﾞﾝ | 2.0L EMPI DOHC ﾀｰﾎﾞ | GT-H | Japan | 05.2012 | 10.2013 | ﾌﾙﾀｲﾑ4ﾘﾝｸﾄﾞｳ | View |
| Body | Engine | Vehicle Grade | Market | Model Year From | Model Year To | Train | Diagram |
|---|---|---|---|---|---|---|---|
| WAGON | 2500CC EMPI DOHC TURBO | XT LTD PLUS | USA | 05.2011 | 11.2012 | FULLTIME 4WD | View |
| Body | Engine | Vehicle Grade | Market | Model Year From | Model Year To | Suspension | Diagram |
|---|---|---|---|---|---|---|---|
| WAGON | 2500CC EMPI SOHC NA | OUTBACK-SE | USA | 06.2006 | 06.2007 | NORMAL SUSPENSION | View |
| Body | Engine | Vehicle Grade | Market | Model Year From | Model Year To | Train | Diagram |
|---|---|---|---|---|---|---|---|
| WAGON OUTBACK | 2500CC EMPI DOHC TURBO | 25XT LIMITED | USA | 03.2008 | 04.2009 | FULLTIME 4WD | View |
| Body | Engine | Vehicle Grade | Market | Model Year From | Train | Gearbox | Diagram |
|---|---|---|---|---|---|---|---|
| SEDAN | 2500CC EMPI DOHC TURBO | STI TYPE RA | USA | 01.2017 | FULLTIME 4WD | 6SP MANUAL TRANSMISSION | View |
| Body | Engine | Vehicle Grade | Market | Model Year From | Train | Gearbox | Diagram |
|---|---|---|---|---|---|---|---|
| ｾﾀﾞﾝ | 2.0L EMPI DOHC ﾊｲﾊﾟﾜｰﾀｰﾎﾞ | S208 NBR CHALLENGE PACK | Japan | 02.2017 | ﾌﾙﾀｲﾑ4ﾘﾝｸﾄﾞｳ | 6ｿｸ ﾏﾆﾕｱﾙ ﾄﾗﾝｽﾐﾂｼﾖﾝ | View |
Overview of Engine Knock Sensor
The engine knock sensor is a pivotal component in modern vehicles, ensuring smooth and optimal engine performance. This sensor is responsible for detecting vibrations caused by engine knocking, a phenomenon that occurs when fuel detonates prematurely within a cylinder. Such premature combustion can lead to inefficient fuel usage and potential engine damage. The Subaru sensor safeguards the engine by detecting this issue and relaying the information to the engine control unit (ECU). The ECU then adjusts the ignition timing to prevent knocking, optimizing engine performance and fuel efficiency.
Functionality of the Knock Sensor
Located on the engine block, cylinder head, or intake manifold, the knock sensor is fundamentally an accelerometer. When it perceives vibrations hinting at knocking, it generates a voltage signal transmitted to the ECU. The ECU processes this signal to fine-tune ignition timing, ensuring the engine runs smoothly without pre-ignition. This real-time correction by the knock sensor is crucial for maintaining both power output and longevity of the engine.
Consequences of a Malfunctioning Knock Sensor
Should the knock sensor fail, the ECU might not be informed of detonation occurrences. This can lead to prolonged knocking episodes, potentially causing severe engine damage over time. Symptoms of a faulty sensor can include decreased engine performance, increased emissions, and lower fuel economy. Immediate replacement and repair are advised to prevent further engine complications.
Compatible Subaru Models
- WRX/Levorg
- Legacy
- Impreza
- Forester
- Exiga
- WRX