An O2 (oxygen) sensor measures the amount of oxygen in your car’s exhaust gases. It helps the engine control unit (ECU) adjust the air-fuel mixture so the engine runs efficiently and produces fewer em...
Browsing Tag: oxygen sensor what does it do
An O2 (oxygen) sensor measures the amount of oxygen in your car’s exhaust gases. It helps the engine control unit (ECU) adjust the air-fuel mixture so the engine runs efficiently and produces fewer em...