22053AA120 Subaru SEN AY-CRANKSHAFT, Price: 67.39$, Weight: 0.28kg


Make Number Name Availability Weight, kg Ship in, Days Price

Subaru

22053AA120

SEN AY-CRANKSHAFT

5

0.28

2-3

67.39$

 

Originals

Make Number Name Availability Weight, kg Processing, days Price  
Subaru
22053AA120 
SEN AY-CRANKSHAFT
4
0.322
 Dispatch 24h
80.80$
 

Compatibility

BodyEngineVehicle GradeMarketModel Year FromTrainGearboxDiagram
2 DOOR COUPE2000CC DOHC NASTIUSA08.20172WD6SP MANUAL TRANSMISSION View
BodyEngineVehicle GradeMarketModel Year FromTrainGearboxDiagram
WAGON2500CC EMPI DOHC NAI LTD EYESIGHTUSA12.2013FULLTIME 4WDCONTINUOUS VARIABLE GEAR View
BodyEngineVehicle GradeMarketModel Year FromModel Year ToTrainDiagram
WAGON2000CC DOHC NA20 SPORT LIMITED EYESIGHTUSA08.201410.2016FULLTIME 4WD View
BodyEngineVehicle GradeMarketModel Year FromTrainGearboxDiagram
OUTBACK2500CC EMPI DOHC NA2.5I-T EYESIGHTUSA04.2016FULLTIME 4WDCONTINUOUS VARIABLE GEAR View
BodyEngineVehicle GradeMarketModel Year FromTrainGearboxDiagram
ワゴン1.6L EMPI DOHC DITSTI SPORT EYESIGHTJapan02.2017フルタイム4リンクドウトルクコンバータシキジドウムダンヘンソクキ View
BodyEngineVehicle GradeMarketModel Year FromModel Year ToTrainDiagram
XUV2000CC DOHC NA20I LIMITED EYESIGHTUSA09.201406.2017FULLTIME 4WD View

Crankshaft Position Sensor

This sensor is a key input for the engine computer 🛠️. It is needed to track the exact crankshaft speed and position so ignition timing and fuel injection happen at the right moment. Without a clean signal, the ECU cannot “sync” the engine correctly.

How It Works

The sensor reads a toothed wheel on the crankshaft and creates an electrical pulse. The ECU counts these pulses to know RPM and where each piston is in its cycle. This allows stable starting, smooth idle, strong acceleration, and correct misfire detection.

What If It’s Broken?

A failing unit may cause no-start, sudden stalling, rough running, poor fuel economy, weak power, or an engine warning light ⚠️. In many cases the car can cut out when hot, then restart after cooling. Ignoring it can lead to repeated breakdowns and unburnt fuel damaging the catalytic converter.

Compatible Models

  • Legacy
  • Impreza
  • Xv
  • Forester
  • Wrx/Levorg
  • Brz