![]() Tighten the bolts, and connect the wires and battery terminals to seal the alternator in place. That’s how you can replace the alternator in your car. Put the new alternator back in once the battery is charged.Make sure your battery is fully charged before putting on the new alternator.Unscrew the bolts that hold the alternator onto the engine.Take off the electrical connections from the alternator.Disconnect one of the battery terminals to protect the electrical system from any damage.Let the engine cool down to avoid any injury.Follow these steps to replace the alternator in your car: ![]() Replacing an alternator can cost a few hundred dollars if you hire a mechanic to do it.īut you can save the labor cost by replacing the alternator on your own. Once you’ve successfully diagnosed that you have a faulty alternator, you need to replace it with a new one. ![]() The other electrical components will also work slowly because of a faulty alternator. Other ways to diagnose a faulty alternator are that the dash lights will be dim or completely dead. So, the battery needs frequent charging when it goes bad. The alternator is also responsible for charging the battery. One of the common symptoms of a bad alternator is that your battery will need to be constantly recharged. It’ll say that there’s a problem when something is wrong with the charging system. You can check if the alternator is damaged using a Midtronics tester. It won’t get power if the alternator has gone bad as it requires electrical energy to turn on and display the lights. The dashboard is one of those components. Twist the cables and posts and see if the dash lights come up. Sometimes, there is corrosion that makes the connection of the batteries weak. If it has been a while, chances are that a dead battery is causing the problem.Ĭheck the battery connection if you know that the batteries are fully charged. Think of the last time you recharged your battery. If your battery has run out of charge, it could keep the dash lights from coming on. Going to an expert mechanic for help is a good idea if it’s difficult for you to identify the real reason that’s blowing the fuse. So, if the fuse keeps on blowing, you need to inspect what’s causing it and fix it. But sometimes, fuses are blown because of other underlying issues. If replacing the fuse keeps the dash lights on, then you’re good to go. If the fuse is blown, it can be easily replaced with a new one. Otherwise, move on with this troubleshooting guide as there are many other potential causes that could be causing this problem. If any of them are blown, then you need to replace them. While you’re at it check all the fuses in the fuse box and make sure they’re fine. Follow the diagram on the fuse box to know where it is and inspect it. They are also called the light fuse at times. Which fuse is for the dashboard lights? The fuse you want to check for your dashboard lights is the cluster fuse. It can be located in your engine bay or the glove box depending on your vehicle. You can check the fuse once you identify the location of the fuse. When the fuse of the dashboard lights is blown, they won’t come on. Here are the main reasons that could be causing no dash lights when you turn the key in your car: 1. If you drive your car without seeing what’s on your dash, it can be dangerous. It’s definitely a cause of concern when you see no lights on the dashboard.
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