2007 Ford F150 5.4 Firing Order – It’s important to know which lender (or cylinder head) is # 1 to assist figure out a beginning point for firing order or perhaps to exchange the correct portion, such as an Oxygen sensing unit, fuel injector or ignition coil.
In past times all that was necessary to determine which banking institution or cylinder head is number 1 was to see which cylinder mind is located the farthest forward. The one that is regarded as the forward (nearest the top of the engine) is the top cylinder and this side is lender one particular.
However, many motors nowadays have cylinder heads which can be placed evenly, that makes it more difficult to determine which is banking institution # 1 and that is banking institution second. A number of common motives we have to know this, for instance would be to establish Oxygen sensing unit to switch when you are interested in B1 S1 (Financial institution 1 Sensing unit One), or if perhaps you’re trying to find an ignition coil to examine for a P0301 (#1 cylinder misfire captured) misfire code.
Points to consider
Four cylinder engines also have the #1 cylinder closest to the top of the engine (merely one banking institution).
V-6 or V-8 look for the connect which is nearest to the leading of the engine, in the event the cylinder heads are even a different method of deciding #1 will probably be essential.
Don’t overlook the obvious, review the spark plug cable by itself for cylinder figures.
Also look at the ignition coil for numbers.
In case you have a check resource, consider disconnecting an oxygen sensor for the short term to determine which is B1 or B2. Normally a pending code or hard code sets rather quickly. Also look at the info display from the check out device, the voltage need to typically default to .5V.
If all else falters read the service manual. Several online resources supply comfortable access to firing order and much more at Build-it-yourself pricing.
A Few 2007 Ford F150 5.4 Firing Order Available here