Sometimes your alternator should be fine in this scenario, and you only need to replace the belt. If you're still curious to learn more about why your car won't start with new battery, our FAQs here might help…. Are the cables themselves in good shape? After all, a three-piston motor can never start a heavy-duty truck. This starts the engine running, which puts the alternator into action. A key part of your vehicle's charging system, the alternator charges the battery when the engine is running and also powers the electrical system. The location of the alternator fuse in a car depends on the model of the vehicle. Replaced alternator and battery car still won't start when hot. Now that we know fuel isn't the issue, let's check the spark (by learning how to read spark plugs). Ultimately, complex issues such as engine failure, dysfunctional fuel pumps, or old spark plugs are better fixed by a mechanic. You may also hear intense grinding or clashing sounds when trying to start your car. In fact, in some cases, your car may even start and go a few meters before going off.
Just remember not to shut off your car until you are at the recharging location because there is still a chance the car's alternator may not fully charge your battery. The fuel line usually runs along underneath and in the middle of your car. Most of these problems can be diagnosed with ease, while others will require you to have some mechanical or electrical knowledge. New Battery New Alternator Still Not Charging (Quick Fix. And, the black probe to the negative terminal. Broken Serpentine Belt Causing Alternator Not Charging Battery. You won't hear any noise from the starter motor. If you smell burning rubber coming from your engine bay, the alternator's drive belt may be wearing out. Try turning on your windshield wipers, lights or automatic windows. If the smell is coming from a fuel or oil leak in the engine bay, you should stop driving and have a mechanic take a look at the issue as this can result in a fire.
Then examine for a blown fuse or visible wire damage. It is a long thin wrench with different sockets. One reason may be that there is still something wrong with the electrical system, such as a short in the wiring. All these parts work together to power your vehicle so it can be hard to know which part is at fault.
If your car has been having trouble starting or if the battery seems to be losing its charge more quickly than usual, have it tested and replaced if necessary. For example, your power windows may take longer to roll up or down. Car Won't Start After Replacing Alternator - What's Wrong. This includes the car's headlights. First, turn off your car. Also, make sure the terminals were connected correctly, and that the cables or terminals aren't overly affected by corrosion.
Furthermore, several vehicles implement a charging system that is monitored by the Powertrain Control Module. My car won't start after new alternator, starter, and bat. How can you tell if your alternator is bad? Improper placement of the battery means it is unable to deliver power to start the car. Here are all the 2015 Audi S4 specs you need to know, including a key for decoding them! Simply turn the ignition on, make sure the transmission is in Park, and try again.
Next, make sure the battery wires and cables are connected properly and clamped down tightly. Over time, this belt can become loose. One common problem is a faulty wiring harness. Though these two components work together, if one breaks, it should not cause the other one to break also. I got it towed and bought a new alternator for it. Advance Auto Parts stores offer free battery testing and installation*. Replaced alternator and battery car still won't start 3. Next, check your owner's manual. They should be around $10 each to replace, but you can get better ones for about $20 each. Another probable cause could be a corroded battery terminal that's blocking the flow of electricity. I just don't know if I can do this myself without taking it to a mechanic.
If the injectors are working, this means your engine is getting fuel and there's something else preventing it from turning on, so let's move on…. If you do not repair the problem, it will damage the engine and cause severe problems in the future. With a new battery in place, you'd expect that your car will work fine just like new. Get your vehicle's manual to analyze the fuse box diagram. Damaged Starter: Test The Starter. Slow rolling power windows. Your engine crank might be extremely slow. Your car starts and dies immediately. You try again…still nothing. Check the below video for a better insight into the serpentine belt role in the engine. For example, during the battery replacement, the security system may have been engaged, prompting the anti-theft feature to activate.
Then touch the screwdriver against the fuel injector. If your battery is bloated, you should be able to notice thanks to manufacturer design: You'll easily be able to identify bulging in the battery's casing.