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Apr 26, 2022 · Oxygen sensors are not among the maintenance items that need to be replaced regularly, such as oil and air filters, so they typically are replaced only when they fail. Oxygen sensors are a ...
Aug 24, 2010 · A graphing multimeter may also be needed to see how the O2 sensors are responding to changes in the air/fuel mixture. If an O2 sensor is not reading properly or is borderline, it should be replaced regardless of its age or mileage. Of course, the average vehicle owner has no clue as to how well his oxygen sensors are working.
It says. Manufacturers recommend replacing O2 sensors in pairs (both Upstream or both Downstream). An older, slower sensor can cause an imbalance in the engine management system, leading to poor fuel economy and possible damage to the catalytic converter. Is this just an upsale attempt?
Oct 12, 2022 · Summary. Whenever the check engine light is on, and you experience any symptoms, you should immediately take the vehicle to an auto shop and replace your sensor. Generally, a new sensor will last anywhere from 60,000 to 90,000 miles. Drive safe and do your yearly maintenance!
Jul 7, 2009 · Absolutely not, you're just wasting your time and money by changing O2 sensors that are still good. I have seen original O2 sensor last the entire life of a vehicle without ever having been changed. Reply Like. # 3. 07-07-2009 | 11:07 PM.
Oct 23, 2024 · As a rule, the service life of oxygen sensors in most 1996 and newer vehicles with OBD II should be 100,000 to 150,000 miles or more — assuming no problems that could cause the oxygen sensors to fail prematurely. Oxygen sensors should only be replaced when it is necessary. Most late-model vehicles do not have a recommended replacement ...
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Jan 15, 2023 · Oxygen sensors are not among the maintenance items that need to be replaced regularly, such as oil and air filters, so they typically are replaced only when they fail. Oxygen sensors are a critical component of the fuel and emissions systems because they monitor the amount of oxygen in the exhaust and transmit that information to the engine computer, which adjusts the air-to-fuel ratio ...
