Question

P2243 HONDA - where is it located and what does it look like?

Answer 1

P2243 HONDA - O2 Sensor Reference Voltage Circuit Open Bank 1 Sensor 1

Read more: https://www.autocodes.com/p2243_honda.html

Answer 2

P2243 code is related to the oxygen sensor Bank 1 Sensor 1. This is located on the firewall side of the engine before the catalytic convertor, on the exhaust manifold. I uploaded a picture of where and what it looks like