2004 Ford Ranger 4.0 Firing Order – It’s important to know which bank (or cylinder Top) is primary to help figure out a beginning point for firing order or simply to exchange the right component, such as an Oxygen detector, gas injector or ignition coil.
Previously everything that was essential to find out which banking institution or cylinder go is number one was to determine what cylinder go is placed the farthest forwards. The one which is regarded as the ahead (nearest to the front side of your engine) is the main cylinder and that area is banking institution one.
But many engines today have cylinder heads which are positioned equally, making it more challenging to determine which is financial institution # 1 and that is banking institution number two. A couple of popular good reasons we should know this, as an illustration is to figure out Oxygen sensing unit to change when you are interested in B1 S1 (Bank A single Detector A single), or maybe you’re looking to identify an ignition coil to inspect for a P0301 (#1 cylinder misfire recorded) misfire code.
Points to try
Four cylinder motors generally have the #1 cylinder closest to the leading in the engine (merely one bank).
V-6 or V-8 seek out the connect which is nearest to the leading of your engine, if the cylinder heads are even a different way of deciding #1 will probably be needed.
Don’t overlook the evident, check into the spark plug cable itself for cylinder numbers.
Also check the ignition coil for amounts.
For those who have a check tool, try disconnecting an oxygen sensing unit in the short term to determine which is B1 or B2. Often a pending code or challenging code will set rather quickly. Also look at the information screen of your scan instrument, the voltage should in many instances normal to .5V.
If all else falters look at the services guide. Many on-line places provide comfortable access to firing order plus much more at Do-it-yourself pricing.
A Few 2004 Ford Ranger 4.0 Firing Order Available here