Why is the spark plug on my Ford Ranger not working?

The metal terminal that connects to the spark plug is missing. Spark plug wire is so old that it’s not transmitting spark anymore. One or two towers (of the same ignition coil pack) are not firing off spark. Several towers from different coil packs are not firing off spark.

What’s the ignition system on a Ford Ranger?

Ignition System: In a nutshell, the ignition system on the 2.3L Ford Mustang or Ranger consists of 2 ignition coil packs, an externally mounted ignition control module (certain years), spark plugs, and spark plug wires. The majority of misfire conditions have their root cause here.

Why does my 2.3L Ford Ranger have one dead cylinder?

In other words: If the engine is misfiring, the engine is simply not firing on all cylinders. Now, since the 2.3L Ford engine is a four cylinder, having just one ‘dead’ cylinder will cause an impact on engine performance and you’re gonna’ definitely feel it as you’re driving down the road or stopped at a traffic signal.

What does it mean when a Ford Ranger has a misfiring cylinder?

You can find this tutorial in Spanish here: Cómo Probar Un Falla En Cilindro (2.3L Ford Ranger y Mustang) (at: autotecnico-online.com ). Whether your specific 2.3L Ford Mustang or Ranger is OBD II equipped or not, a misfiring cylinder simply means that that cylinder is not pulling all of its weight.

How to diagnose a 2.3L Ford Ranger misfire?

P0304 Cylinder #4 Misfire. The engine is suffering a bona-fide misfire condition, but no misfire codes are registered in the computer’s memory (if OBD II equipped). Lack of power upon acceleration. Smell of unburned gas exiting the tail pipe. Rough idle and may stall. Cranks but does not start. Will not pass the emissions tests. Bad gas mileage.

Why is the crank sensor on my Ford Ranger not working?

Without voltage, in this wire, the ignition control module, the crankshaft position sensor and both coil packs won’t work. Restoring Power to this circuit should solve your no-spark no-start condition on your 2.3L Ford Mustang or 2.3L Ford Ranger (2.3L Mazda B2300).

Why does my Ford Ranger engine not start?

There are a lot of issues that can cause your Ranger to crank, but not start. The engine needs air, fuel, and a spark in order to run. It is highly likely that if the engine is cranking, but not starting that it has thrown an OBDII code.

How does the ignition module work on a Ford 2.3L?

* Your specific Ford vehicle may have different colors. The ignition module is tasked with activating the two ignition coil packs that feed the 8 spark plugs that the 2.3L 4 cylinder engine is equipped with. Now, I won’t go into minute technical detail as to how everything works in this ignition system.

What is the wiring diagram for a Ford Ranger?

Wiring Diagram: The following wiring diagram may be of help: 1992-1994 2.3L Ford Ranger Ignition System Wiring Diagram. * Your specific Ford vehicle may have different colors. * Your specific Ford vehicle may have different colors.

Where would I find the diagnostic plug on a 1994 Ford Ranger?

By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Where would I find the diagnostic plug on a 1994 Ford Ranger… Where would I find the… Submitted: 11 years ago. Category: Ford

What kind of misfire does a Ford Ranger have?

P0303 Cylinder #3 Misfire. P0304 Cylinder #4 Misfire. The engine is suffering a bona-fide misfire condition, but no misfire codes are registered in the computer’s memory (if OBD II equipped). Lack of power upon acceleration.

Why is the ignition module not firing spark plugs?

This tells you that the ignition control module (ICM) is not activating the ignition coil (within the coil pack) that’s responsible for firing spark to exhaust spark plugs #1 and #4. Replace the ignition control module.

Are there aftermarket replacement parts for Ford Ranger?

Aftermarket replacement parts are just as good as OE parts. They’re made in world-class facilities using the finest raw materials, so you can be sure that they’re built to last. If you’d like to save money on your repairs without sacrificing quality, aftermarket replacements will surely work for you.

What makes a 1994 Ford Ranger XL not run?

I have a 1994 Ranger xl 2.3L 4cy, been trying to find out what is making it not run. Been in and out of the parts house, they don’t know nothing over there, or the are keeping every thing to them selves.

Where are the spark wires on a Ford Ranger?

One thing I saw was a snipped small red (apprears to be a ground) wire just left of the fuse box bolted down under a wierd plastic can lookin thing (zero idea what it is). I will post a picture later today. I thought I would start with the basics, clean the MAF, IAC, replace the PCV. change my spark wires as well.

Where are the spark plugs located in the crank sensor?

During engine cranking, only the Right side spark plugs (exhaust manifold side of the engine) are fired. Once the engine starts, the PCM now commands the ICM to fire both coil packs through the Dual Plug Inhibit (DPI) circuit (circuit 6 of the ICM Top Connector), . Each coil pack feeds spark to 4 spark plugs on either side of the engine.

How to test a Ford 4.6L ignition coil pack?

Or if you need to test the 4.6L/5.4L V8 Coil-On-Plug Ford ignition coils, click here: How To Test Ford Coil-On-Plug (COP) Ignition Coils. The following are the most common symptoms of a bad Ford ignition coil pack but not limited to:

How does the ignition module work on a 2.3L engine?

The ignition module is tasked with activating the two ignition coil packs that feed the 8 spark plugs that the 2.3L 4 cylinder engine is equipped with. Now, I won’t go into minute technical detail as to how everything works in this ignition system. Just the basics that you and I need to get to the bottom of the problem.

Can a bad spark plug cause an engine to misfire?

If you have separated spark plugs, unplug each coil to see if you can find out if any cylinders are not responding. Replace if you find one faulty or have a trouble code stored for one ignition coil. 2. Bad Spark Plug The second most common cause of a misfire is bad spark plugs.

What causes a misfire on a Ford 4L V6?

The usual suspects (that cause a misfire) are: 1 Bad ignition coil. 2 Bad spark plugs. 3 Carbon tracks on the spark plug and spark plug boot.

What causes a cylinder in a Ford Ranger to go dead?

Every cylinder, needs to have air, fuel, and spark to work. If any one of these components is missing from the equation, that cylinder will go dead. This means that so many different things can cause a misfire condition (or a rough idle condition). The cause of the misfire can be in any one of the following Systems:

Can a bad coil pack make a Ford Ranger un drivable?

Bad Coil Packs are one of the more problematic ignition issues that can occur with the Ford Ranger. A bad oil pack can make your Ranger almost un-drivable. Or it may have little effect at all on the engine’s ability to run. It’ll get worse as they lose their ability to fire the spark plugs.

What can cause a Ford Ranger to misfire?

There is more to your Ranger’s ignition system than just the coil packs. There’s also spark plugs and plug wires. There are also non ignition related circumstances that can cause a misfire. That would include lack of fuel pressure, bad fuel injectors, or even a timing chain (or belt) that has jumped.

How many spark plugs does a Ford Ranger have?

This feature is not available right now. Please try again later. This model Ford Ranger 2.3l 4 cylinder engine has 8 SPARK plugs, 4 for the cylinder and 4 for the exhaust manifold area where it ignites the exhaust gases to burn cleaner emissions.

Why does my Ford Ranger have cylinder 3 misfire?

The engine is also not firing all of the fuel, so raw fuel is also passing through cylinder 3 into the exhaust. Mileage may suffer as well when your Ranger has P0303.

Why is the spark plug on my Ford Ranger not working?