1999 Ford Explorer Firing Order – It’s vital that you know which bank (or cylinder head) is number 1 to help establish a starting point for firing order or simply to switch the correct component, such as an Oxygen detector, gas injector or ignition coil.
Before everything that was needed to find out which lender or cylinder go is # 1 was to determine which cylinder brain is situated the farthest forwards. The one which is regarded as the frontward (closest to the front of the engine) is the number one cylinder which aspect is financial institution a single.
However, many motors these days have cylinder heads which are placed evenly, rendering it more difficult to find out which is bank number one and which can be banking institution # 2. A few popular reasons we have to know this, for example is to decide Oxygen sensing unit to exchange when you are interested in B1 S1 (Banking institution 1 Detector 1), or if you’re trying to find an ignition coil to inspect for the P0301 (#1 cylinder misfire saved) misfire code.
Things to try out
Four cylinder engines usually have the #1 cylinder nearest to the leading in the engine (only one financial institution).
V-6 or V-8 search for the plug that may be nearest to the front side in the engine, if the cylinder heads are even a different way of determining #1 will likely be essential.
Don’t overlook the clear, check on the spark connect cable on its own for cylinder phone numbers.
Also check the ignition coil for phone numbers.
In case you have a check out resource, attempt disconnecting an oxygen sensing unit for the short term to determine which is B1 or B2. Usually a pending code or hard code sets quickly. Also look at the data screen of your scan resource, the voltage need to typically normal to .5V.
If everything else breaks down see the assistance manual. Several on-line sources offer comfortable access to firing order and a lot more at DIY rates.
A Few 1999 Ford Explorer Firing Order Available here