Your car’s alternator is what delivers energy to your vehicle’s battery. It works by means of converting mechanical energy to electrical energy, taking power from the engine’s crankshaft and delivering it to...
Your car alternator, at its most basic, is what works along with your battery and the rest of your charging system to keep your car running. When you start your car, you’re running on battery...
When you need to go somewhere and your car won’t start, it’s not unreasonable to think that you could have a car charging problem. A jump start might fix it in the short...
Have you ever wondered how a mechanic checks your alternator? It’s not something that has to be done all that often, because usually alternators are maintenance-free, and they can last for up to 12 years without needing repairs....
The alternator is one of those parts that, when it malfunctions, can leave you high and dry by the side of the road. This essential component of your vehicle’s systems turns mechanical energy into electrical...
Hello, thank you for writing in. The vehicle may be having issues with the alternator or with the charging system's electrical wiring. Start by making sure all of your battery terminals, ground connections, wires to the alternator, and wires to...
Overheating can damage many engine components such as the thermostat, crankshaft position sensor, and so forth. Overheating does damage alternators but the overheating in alternators is typically caused by electrical overloads, that is too much current flowing through the alternator....
Hello, thank you for writing in. The vehicle can stall for many reasons. You are going to want to start with the most common causes, or do some further testing. To start, the fuel pump may be going out and...
Hello, thank you for writing in. As to the alternator wires, we cannot determine if they are connected correctly without an inspection. A weak electrical supply would cause the engine to run poorly. The air conditioner may or may not...
If the alternator is not a factory new or remanufactured then you may have an alternator that is not communicating with the computer and needs computer scan to check it and replace alternator with new one that is compatible with...
Hello, thank you for writing in. To remove the key from the ignition, you are going to want to disconnect the battery. The electronic sensors that register you are in park and allow the key to come out are not...
If you have a faulty alternator and the vehicle battery gets low on voltage then the computer may not shift the transmission gears correctly and cause other drive symptoms like stalling or surges and rough shifts. Engine and transmission may...
You should first have the charging system checked to make sure it is not overcharging since these alternators are known to have this problem. If an overvoltage condition is present it could have blown the high beam circuit inside bulb....
Hello, we do not have repair videos available at this time. We do offer the service to come out and replace the alternator for you, and you can find out more about that here. Otherwise, look to the internet and...
On some alternators there is a bolt hole that has a small slide sleeve that needs to be tapped lightly to open the top bolt hole spacing more open to get alternator back on. If you still have an issue...
Hello. If the alternator is testing good then you probably have a failure in the control circuit for the alternator. This can be a fuse, wiring or it can be the computer. I usually need to test the circuit with...
You are likely having issues with your charging system. Considering you have a new battery, your alternator may be to blame. Keep in mind, that the symptoms you are having are more commonly seen with battery failure. For this reason,...
Hello, thank you for writing in. If you are not able to find any faults with the battery or the alternator, you are going to want to focus on their wires and connections. Make sure all of the wires are...
Hello, thank you for writing in. The submodel you are looking for may not be on our website at this time. There are a couple of options from here. One, you can use a similar submodel to get an idea...
Hello, thanks for writing in. Both the battery and the alternator may be at fault. The light turns on any time low voltage is detected. That being said, both are easy enough to test. Most automotive parts stores will test...
These vehicles are known to have issues with aftermarket alternators since they are computer controlled charge circuits and aftermarket alternators do not always work correctly and only dealer alternators will work correctly.
You do not need to have alternator removed to properly test the system for operation. If you are getting brake light and alternator light coming on you may be having a different problem with the ignition system and will need...
Hello. There may be one of several issues wrong. When having starting and running issues, always verify that the alternator and battery are working perfectly first. Make sure the battery cables and grounds are clean, dry, and tight. From there,...
You will need to have the charging system checked to see if the alternator is not charging. The code P0621 is for the ECM detected a low alternator output and you will need to have system checked for problem charging...
If you disconnected the battery during alternator replacement, you might have lost some of the initial settings in the car's controllers. If that's the case, things should start working better after you have driven the car a few times and...
