Tim Miller

I’m Tim Miller from Denver, Colorado. I’m the founder of obdadvisor.com, an automotive blog about "Auto Diagnostic Tools and Repair Guides". My fan page is facebook.com/autozikcom. I've been working as an automotive mechanic and blogger for over 15 years. I love writing articles to share my expertise and experiences with the community.

P0161 – O2 Sensor Heater Circuit

OBD trouble code P0161 usually means that there’s a sensor malfunction in bank 2 sensor 2. It’s usually accompanied by the Check Engine Light. Although it’s not a serious code, if left unattended to for an extended period it can damage the car engine.