With the Check Engine Light on the dashboard, the code scanner becomes your best friend. Your OBD-II scanner might reveal the P0141 code, but what does this mean? In this guide, we take a closer look ...

Even when the car seems to be running just fine, you might find a Check Engine Light on your dashboard. One look with your code scanner might reveal the P0136 code, but what does this mean? In this ...

P0134 – O2 Sensor Circuit No Activity Detected Sensor 1 Bank 1: The front heated oxygen sensor (or O2 sensor 1) is placed into the exhaust manifold. It detects the amount of oxygen in the exhaust gas ...

With fuel prices rising, the need for accurate air/fuel mixture monitoring is more important than ever. The engine computer needs to know what the fuel mixture is with a high degree of precision so it ...

Q:Hi James. I keep having an oxygen sensor fault code for a lean exhaust with my '97 Corvette. I've taken the vehicle to the dealer several times but the problem keeps recurring. I would like to try ...

P0031 HO2S Heater Control Circuit Low (Bank 1 Sensor 1) P0032 HO2S Heater Control Circuit High (Bank 1 Sensor 1) P0036 HO2S Heater Control Circuit (Bank 1 Sensor 2) P0037 HO2S Heater Control Circuit ...

Answer:DTC P0052 refers to a failure of the oxygen sensor heater control circuit -- Bank 2, Sensor 1. The O2 sensor is most accurate in determining oxygen content in the exhaust gases at a certain ...