Is the brake and Battery Light a problem?
The car ran fine for a while (the brake and battery light went off) so i thought it was fine. Low and behold, it died again in the middle of nowhere Now i’m screwed because i don’t know what it can be. We tested the battery with the car off (12 volts) and tested it with the car on (dropped to 11.8 volts.)
Why does the battery warning light come on after replacing the alternator?
A relatively common “side-effect” of replacing a battery and/or alternator in a car is to have the voltage (battery) warning light come on. This is especially true in late-model vehicles with their more sophisticated internal diagnostic systems.
Why does my car battery light keep coming on?
Replaced alternator and battery. When you start car battery light comes on then goes off, comes on again five minutes later, goes off again. If you drive more than twenty or thirty minutes battery light comes on and stays on.
What happens when you change the battery in a car?
A relatively common “side-effect” of replacing a battery and/or alternator in a car is to have the voltage (battery) warning light come on. This is especially true in late-model vehicles with their more sophisticated internal diagnostic systems. There are usually two things…
A relatively common “side-effect” of replacing a battery and/or alternator in a car is to have the voltage (battery) warning light come on. This is especially true in late-model vehicles with their more sophisticated internal diagnostic systems.
What are the symptoms of a bad alternator?
BAD ALTERNATOR SYMPTOMS: 1 Dim lights. The failing alternator symptom most drivers recognize is dim or flickering lights. 2 Service engine light. Another obvious sign is the one your vehicle tries to tell you. 3 Odd noises. 4 Electrical issues. 5 Engine stalling. 6 Dead battery.
Why does the battery light stay on when you start the car?
In case the battery light stays on when you start the car, do not worry. It is usual for the light to power on when you turn the ignition to your vehicle. Usually, the light turns off after some time, but if it stays on even when you are driving, then pay attention.
Can a bad alternator kill a new battery?
The same situation could happen again with a new battery, if you miss signs of a failing alternator. Many people, even professionals, are quick to assume the battery is bad, but this can be a costly assumption if your failing alternator kills your newly replaced battery, too.
Why does the battery warning light come on while driving?
If the battery warning light (a light in the shape of a battery symbol) on the dashboard comes on while you’re driving, that means the charging system isn’t working, but the fault may lie in something other than the battery.
What does a brake light on the dash mean?
Either you’re low on brake fluid or you might have a brake tailight that’s out. If those are fine tell us so we can narrow this down. Brake light on dash = low fluid or failed ABS (if you have it). Battery light problem might be a failed sensors. PoorManQ45 wrote: Brake light on dash = low fluid or failed ABS (if you have it).
What kind of car has brake and brake lights?
My wife’s 2004 Nissan Murano brake & battery lights came off and on yesterday. Took it to the auto service center and they check both the battery and … read more Vocational, Technical or Tra…
Why does the brake light come on at the same time?
When the battery and brake light come on at the same time it means the alternator is not charging. The funny noise is probably the alternator. If the lights are off, then the charging system would appear normal. This needs to be tested under load.
What does it mean when Battery Light comes on while car is running?
When you first turn on your car with the engine off, the battery light will illuminate and this is normal. If the battery light comes on while the engine is running and the vehicle is being driven, this indicates a problem with the charging system. Step 1: Turn off everything that draws power.
What kind of car has brake and battery warning lights?
Twice (2 months apart) the car has been running fine, parked and shut off the engine, returned to start it only to have the … read more Vocational, Technical or Tra… I have a 2004 Nissan Altima 2.5 SL with 165K on the odometer. Recently the brake and battery warning lights started to come on intermittently … read more
When does the battery warning light come on?
May 25, 2016. The battery light or charging warning light, available on the dashboard of your car, indicates malfunctioning or poor charging of the battery. This light illuminates whenever the charging system does not charge the battery with a voltage above approximately 13.5 volts.
What to do if your alternator is not working?
Alternator is NOT working. check your belt too man. make sure it hasn’t loosened up or anything. PoorManQ45 wrote: Alternator is NOT working. Like he said, the alternator will not work if the wiring to it is bad. It must see the system voltage in order to correctly function. Check the wiring.
Why is my KA24DE alternator not working?
Its like there isn’t enuf current to power everything…also note. Brand new gell cell battery, and brand new ka24de alternator of which tested 95 amps. Alternator is NOT working. check your belt too man. make sure it hasn’t loosened up or anything. PoorManQ45 wrote: Alternator is NOT working.
How can I tell if my Battery Light is the alternator?
As simple method to check if it is the alternator is to park the vehicle and let the engine idle, and the light gets a little brighter. Turn on the headlights and the engine slows slightly and the battery light gets even brighter.
Why does the battery light flicker when the engine is idle?
It means your battery has taken over to keep the electronics working. As soon as the output from the alternator drops to a certain fairly low level, the battery light flickers. As simple method to check if it is the alternator is to park the vehicle and let the engine idle, and the light gets a little brighter.
Why is my battery and brake light on?
Today i was driving and the Battery and the brake light came on at the same time. Even after shutting down the engine and restarting the light still remains on, what could be causing this ? I was driving mildly, shifting at 4500 in 2nd and 3rd gear as the boost kicked in. Any help would be appreciated.
What happens when the dashboard battery light comes on?
If the car’s dashboard battery light comes on, you might be able to make it home or to a service facility for a repair. The car will continue running as long as some juice is left in the battery, but if the charging system isn’t working or you have a bad alternator, your car’s engine will stop running once the battery is drained.
When you first turn on your car with the engine off, the battery light will illuminate and this is normal. If the battery light comes on while the engine is running and the vehicle is being driven, this indicates a problem with the charging system. Step 1: Turn off everything that draws power.
May 25, 2016. The battery light or charging warning light, available on the dashboard of your car, indicates malfunctioning or poor charging of the battery. This light illuminates whenever the charging system does not charge the battery with a voltage above approximately 13.5 volts.
What happens if your car battery goes out?
This battery provides energy to virtually every electrical component of the vehicle, such as its ignition system, engine control unit, headlights, radio, interior lights, and so on. If the battery fails to recharge or dies altogether, then your vehicle will not be able to function.
Is it bad to drive with the battery light on?
If it is dark, make sure to keep your headlights on for as long as possible, as driving with them off is dangerous. Understand that driving with the light on can cause issues with your battery in the long run, most notably the rapid discharging can cause your battery to also go bad, and not be able to be recharged.
What should you do if your car battery light goes off?
If you have any external devices plugged into your car, like cell phones, make sure that they are unplugged. If it is dark, make sure to keep your headlights on for as long as possible, as driving with them off is dangerous.
Why is the battery light on in my car?
The cause of the battery light could be a loose or corroded battery cable or other wire connecting components of the charging system, or it might be a problem with the alternator or voltage regulator. The alternator generates the power that is stored in the battery.
Is the alternator on my Ka car working?
We tested the battery with the car off (12 volts) and tested it with the car on (dropped to 11.8 volts.) Then, with all the lights on, it dropped to 11.0 volts. I know it seems like the alternator isn’t working, but i’m sure that alternator was working on my KA.
What happens if you have a bad alternator in your car?
But if you have a bad alternator, then it won’t be able to keep the battery charged. This will cause the car battery light to illuminate once there is an inconsistency in the charge. Once the alternator completely dies, the power that is left in the battery will be exhausted in a matter of minutes.
What causes a battery light to come on after an alternator is installed?
The most common is, again, a loose connection either with the control plug (aka “relay” plug-in), charging line connection, or the ground. The other is a blown fuse or defective connector or relay, which could have been broken or shorted when the alternator was installed or on the first start-up after its installation.
The car ran fine for a while (the brake and battery light went off) so i thought it was fine. Low and behold, it died again in the middle of nowhere Now i’m screwed because i don’t know what it can be. We tested the battery with the car off (12 volts) and tested it with the car on (dropped to 11.8 volts.)
How does an alternator work on a lightbulb?
What is happening is that the alternator is full output voltage is getting sent to one terminal of a lightbulb, and the other end of the bulb is connected up to the battery positive terminal through the ignition switch, which is now at a lower voltage because of the voltage drop in the positive wire.