2012 Ford Focus Firing Order – It’s important to know which banking institution (or cylinder head) is primary to assist decide a beginning point for firing order or just to change the proper component, like an Oxygen sensor, energy injector or ignition coil.
In past times all of that was required to find out which banking institution or cylinder head is # 1 was to find out which cylinder brain is placed the farthest ahead. One which is easily the most ahead (nearest to the top of your engine) is the best cylinder which part is lender a single.
But some engines right now have cylinder heads which can be located equally, rendering it harder to find out which is bank primary and that is bank number 2. Several typical good reasons we should know this, as an illustration is to establish Oxygen indicator to switch when you are searching for B1 S1 (Lender One Indicator One), or if perhaps you’re seeking to find an ignition coil to examine for any P0301 (#1 cylinder misfire documented) misfire code.
What you should consider