Ford Freestar Firing Order – It’s important to know which financial institution (or cylinder Top) is number one to help you establish a place to start for firing order or simply to replace the proper portion, such as an Oxygen sensor, gasoline injector or ignition coil.
In past times everything was necessary to determine which bank or cylinder brain is primary was to determine what cylinder mind is placed the farthest forwards. One that is considered the most frontward (nearest to the leading of the engine) is the number one cylinder and this part is financial institution a single.
But some engines nowadays have cylinder heads which are positioned equally, that makes it more difficult to determine which is banking institution # 1 and that is lender # 2. Several popular good reasons we have to know this, as an illustration is usually to figure out Oxygen sensing unit to replace when you are looking for B1 S1 (Banking institution 1 Indicator 1), or if you’re attempting to find an ignition coil to examine for any P0301 (#1 cylinder misfire recorded) misfire code.
What you should attempt