![Amazon.com: Denso 234-9021 Upstream Heated Oxygen Sensor with 4-Wire Plug and 14.17†Harness : Automotive Amazon.com: Denso 234-9021 Upstream Heated Oxygen Sensor with 4-Wire Plug and 14.17†Harness : Automotive](https://m.media-amazon.com/images/I/41X-4r88qUL.jpg)
Amazon.com: Denso 234-9021 Upstream Heated Oxygen Sensor with 4-Wire Plug and 14.17†Harness : Automotive
![Amazon.com: Bapmic 89467-42010 4-wire Upstream Downstream Oxygen O2 Sensor Kit for Toyota RAV4 2001-2003 : Automotive Amazon.com: Bapmic 89467-42010 4-wire Upstream Downstream Oxygen O2 Sensor Kit for Toyota RAV4 2001-2003 : Automotive](https://m.media-amazon.com/images/I/61JrkYWEHQL.jpg)
Amazon.com: Bapmic 89467-42010 4-wire Upstream Downstream Oxygen O2 Sensor Kit for Toyota RAV4 2001-2003 : Automotive
![I a 2002 toyota avalon and my actron computer pulled the code p1155. This is a Air/Fuel sensor heater circuit (Bank 1 I a 2002 toyota avalon and my actron computer pulled the code p1155. This is a Air/Fuel sensor heater circuit (Bank 1](https://ww2.justanswer.com/uploads/drivefast1971/2011-06-15_173056_1.gif)
I a 2002 toyota avalon and my actron computer pulled the code p1155. This is a Air/Fuel sensor heater circuit (Bank 1
![Short version: 2003 Toyota Rav4, Catalytic went bad. Replaced. Now throws P1150. Replace the Bank 1 Sensor 2, twice now. Short version: 2003 Toyota Rav4, Catalytic went bad. Replaced. Now throws P1150. Replace the Bank 1 Sensor 2, twice now.](https://ww2.justanswer.com/uploads/TO/toyotatech/2014-05-15_183918_qa.png)
Short version: 2003 Toyota Rav4, Catalytic went bad. Replaced. Now throws P1150. Replace the Bank 1 Sensor 2, twice now.
![2002 Toyota Sienna CE Van V6 3.0 L shows obd code P1155. Is this Bank 1 or Bank 2 sensor. Could you please give me some 2002 Toyota Sienna CE Van V6 3.0 L shows obd code P1155. Is this Bank 1 or Bank 2 sensor. Could you please give me some](https://ww2.justanswer.com/uploads/ebrock63/2010-06-21_165140_2010-06-21_104901.png)