Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

Subaru is getting by with a little help from its friends, at least in terms of hybrids and EVs. The company's new hybrid powertrain uses Toyota hardware, and its growing roster of electric SUVs is ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

Are you struggling to figure out which O2 sensor or ignition coil you should replace? You are not alone. A diagnostic scanner can help you find car problems efficiently, but it can still be confusing ...

Forester Wilderness customers are typically younger than shoppers who don't choose the Subaru subbrand and buyers tend to be affluent. Toyota and Subaru consistently rank highest in quality rankings ...

What makes a vehicle "all-new"? We tend to shy away from using the term, but in our corner of the world, complete newness requires a new or at least evolved platform as well as fresh styling in and ...

We earn commissions from purchases you make using links in our articles. Learn more. If your car experiences poor fuel economy, lacks power, feels sluggish, idles rough, or has an illuminated check ...

Eilashes and Avocados (or whatever you want to call yourselves) of London, the time has finally come, because Billie Eilish is in the midst of a mega six-show run in the capital. She’s bringing her ...

We bid the Subaru Legacy a fond farewell. Subaru will end production of its midsize sedan after the 2025 model year, leaving the Impreza and WRX as the only sedans in the automaker’s lineup. We’ll ...

The fix is finally here! 🔧 In this video, I clean the MAF (Mass Air Flow) sensor on my Subaru — a simple but powerful step toward getting it to run smoother, idle better, and breathe like it should.