22690AA491 Subaru SEN ASSY-OXYGEN, Price: 172.06$, Weight: 0.14kg


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

Subaru

22690AA491

SEN ASSY-OXYGEN

0

0.14

 Dispatch 24h

172.06$

Not Available

Originals

Make Number Name Availability Weight, kg Processing, days Price  
Subaru
22690AA491 
SEN ASSY-OXYGEN
0
0.161
-
143.38$
Not Available

Substitutions

Make Number Name Availability Weight, kg Processing, days Price  
Subaru
22690AA490 
SEN ASSY-OXYGEN
0
0.115
-
143.69$
Not Available

Compatibility

BodyEngineVehicle GradeMarketModel Year FromModel Year ToSuspensionDiagram
WAGON2500CC EMPI DOHC TURBOFORESTER SPORTSUSA02.200711.2007NORMAL SUSPENSION View
BodyEngineVehicle GradeMarketModel Year FromModel Year ToSuspensionDiagram
WAGON2500CC EMPI DOHC TURBOWRXUSA04.200506.2007NORMAL SUSPENSION View
BodyEngineVehicle GradeMarketModel Year FromModel Year ToSuspensionDiagram
PICK UP TRACK2500CC EMPI DOHC TURBOBAJA-BUSA02.200304.2006NORMAL SUSPENSION View

Precision Oxygen Feedback Sensor Assembly ?️

This sensor is a key part of the engine management system. It is needed to measure oxygen level in the exhaust stream so the ECU can correct the air-fuel mixture in real time. With the right mixture, your engine runs smoother, fuel economy improves, and emissions stay under control ✅.

How It Works

The sensing element sits in the exhaust flow and generates a signal based on oxygen content. When the mixture is lean or rich, the sensor output changes and the ECU adjusts injector pulse and fuel trim. This constant feedback loop helps protect the catalytic converter and keeps throttle response consistent.

What Happens If It’s Broken

A weak or failed sensor can cause a check engine light, rough idle, hesitation, and higher fuel consumption. It may also create black smoke, fuel smell, or failed emissions testing. Long-term driving with wrong fuel trims can overheat and damage the catalytic converter—an expensive repair ⚠️.

Why Replace It On Time

Fresh sensor feedback restores correct fuel control, reduces carbon buildup, and helps the engine stay reliable in daily driving and highway cruising.

Compatibility

  • Lexus LX470