You will find a plug towards the end of the sensor cable that is connected to an outlet. Pull it out to disconnect the oxygen sensor from the car's electrical system. Use a wrench to loosen the oxygen ...

When Should I Replace The O2 Sensor? The answer to this question is complex, as these sensors are not your standard maintenance items. No indicator lights on your dashboard or other means could hint ...

MTX-L PLUS Reading:Idle: 22.4Cruise: 20.1WOT: 15.1 The first test was to fail the gasket in the exhaust collector. In many aftermarket applications, the O2 sensor is mounted behind a collector gasket.