Hank O’Hop Here’s How To Test for Parasitic Loss How to Locate the Trouble Circuit 1. Check Trouble Codes Before you dig in, do yourself a favor and check the trouble codes with an OBD scanner.

How To Replace A Faulty Oxygen Sensor Tools Required First, you will need an onboard diagnostic (OBD II) scanner to identify the problem. That’s because other issues, such as a failing catalytic ...

If your car experiences poor fuel economy, lacks power, feels sluggish, idles rough, or has an illuminated check engine light, your O2 sensor might be to blame.An O2 sensor, also known as an ...

Your vehicle's O2 sensor plays a significant role in its performance and if it's faulty, it's not something you should ignore. Here's what you need to know.