MakeNumberNameAvailabilityWeight, kgProcessing, daysPrice 
Toyota
8946547070 
SENSOR, OXYGEN
5
0.189
 Dispatch 48h
163.25$
 
Toyota
8946547070 
SENSOR, OXYGEN
12
0.189
2-3
151.33$
 

Substitutions

Toyota
SU00310055 
ARM ASSY F RH
1
3.123
 Dispatch 48h
293.17$
 
Toyota
SU00310055 
ARM ASSY F RH
8
3.123
2-3
244.31$
 

Essential Function of the Oxygen Sensor

The oxygen sensor is a critical component in your vehicle's emission control system. It provides real-time information to the engine control unit (ECU) regarding the oxygen levels in the exhaust gas. This data is instrumental in adjusting the air-fuel mixture for optimal combustion, ensuring your vehicle runs efficiently while minimizing harmful emissions.

How the Oxygen Sensor Works

Located in the exhaust manifold, the oxygen sensor measures the proportion of oxygen in the exhaust gases. It generates a voltage signal based on the oxygen content, which the ECU then uses to tweak fuel injection and ignition timing. This ongoing adjustment optimizes fuel consumption and reduces toxic emissions, thus playing a vital role in maintaining engine performance and meeting environmental regulations.

Consequences of a Faulty Oxygen Sensor

When an oxygen sensor malfunctions, it can lead to a series of issues. The most common symptom is reduced fuel efficiency, as the ECU receives incorrect data and may increase fuel injection unnecessarily. This inefficiency not only hurts your pocketbook at the pump but also elevates emission levels, potentially failing emissions tests. Additionally, a defective sensor can cause rough idling, engine misfires, and even damage to the catalytic converter due to excessive fuel in the exhaust.

Compatibility

This oxygen sensor is specifically engineered for seamless integration with select models, ensuring precise fitment and function.

  • Toyota Prius

Replacing a faulty sensor with a compatible and high-quality version ensures that the engine can perform at its best, safeguarding both your vehicle's longevity and the environment ?.