How to Replace the Bank 1 Sensor 1 Air Fuel Ratio Sensor on a 2008 Acura MDX

Brian Eslick from How to Automotive http://www.howtoautomotive.com/ takes you step-by-step through the process of replacing the bank 1 sensor 1 air fuel ratio sensor on a 2008 Acura MDX with 3.7 L engine. The sensor is next to the firewall in engine bay.