31918AA090 Subaru SWITCH-INHIBITOR, Price: 33.64$, Weight: 0.079kg


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

Subaru

31918AA090

SWITCH-INHIBITOR

32

0.079

7-10

33.64$

 

Originals

Make Number Name Availability Weight, kg Processing, days Price  
Subaru
31918AA090 
SWITCH-INHIBITOR
63
0.091
 Dispatch 24h
38.78$
 
Subaru
31918AA090 
SWITCH-INHIBITOR
63
0.091
2-3
32.32$
 

Compatibility

BodyEngineVehicle GradeMarketModel Year FromTrainGearboxDiagram
XUV(CROSSOVER 7)2.5L EMPI DOHC NAX-BREAKJapan02.2017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
WAGON2500CC EMPI DOHC TURBOXT LTD PLUSUSA05.201111.2012FULLTIME 4WD View
BodyEngineVehicle GradeMarketModel Year FromModel Year ToTrainDiagram
WAGON2000CC DOHC NA20 SPORT LIMITED EYESIGHTUSA08.201410.2016FULLTIME 4WD View
BodyEngineVehicle GradeMarketModel Year FromModel Year ToTrainDiagram
WAGON OUTBACK2500CC EMPI SOHC NA25I LIMITEDUSA03.200804.2009FULLTIME 4WD View
BodyEngineVehicle GradeMarketModel Year FromTrainGearboxDiagram
SEDAN2000CC DOHC DITWRX-LIMITED WITH LIP ESUSA01.2017FULLTIME 4WDCONTINUOUS VARIABLE GEAR View
BodyEngineVehicle GradeMarketModel Year FromTrainGearboxDiagram
ワゴン2.0L 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

Automatic Transmission Range/Inhibitor Switch for Subaru 🔧

This switch tells the car and ECU which gear you selected (P, R, N, D). It blocks the starter unless the lever is in Park or Neutral, turns on reverse lights, and helps the transmission controller set the right pressure and shift timing. It is mounted on the selector shaft of the gearbox and connects to the wiring harness with a sealed plug.

How it Works 🚗

Inside the unit, contact tracks and a sliding wiper create specific electrical signals for each position. When aligned correctly, the ECU, TCM, and body modules receive a clear Park/Neutral signal and accurate gear data. Proper alignment is set by its slotted mounting holes.

Why You Need It ✅

Safety no-start outside P/N, reliable reverse lamps, correct PRND display, smooth shifts, and proper AWD logic. It also prevents unexpected movement and helps emissions readiness.

When It’s Faulty ⚠️

No-crank in Park, starts only in Neutral, wrong gear shown, reverse lamps dead, harsh shifts, limp mode, flashing AT light, or stored range-switch codes. Water ingress, corrosion, or misadjustment are common causes.

Tech Tips

Disconnect battery, set lever to Neutral, mark old position, swap, then align per marks. Tighten evenly, check start-in-P/N, test reverse lights, clear codes, and avoid pressure washing the connector.

Compatibility

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