What is bank 1 on 2004 discovery?

In the context of a 2004 Land Rover Discovery, "Bank 1" typically refers to the side of the engine where cylinder number one is located. For V8 engines, this is usually the side of the engine that includes the first cylinder in the firing order. Understanding which bank is which is important for diagnosing issues related to the engine, such as misfires or sensor problems. If there are error codes related to Bank 1, they often indicate issues with the components on that side of the engine, like the oxygen sensors or fuel injectors.