At what RPM does the alternator charge the battery?

At what RPM does the alternator charge the battery?

The minimum RPM is highly dependent on the specification of alternator. But a basic alternator will produce charging current anything above 2000 rpm. We can safely say, an economy car will idle around 750 rpm, a sports car around 1250 rpm and a race car around 2000 rpm.

Why does my battery light come on when I slow down?

RE: Battery Light comes on when slowing down Sounds like the battery might be shot. When you step on the gas, your electrical system is probably running off the charger. When you slow down, the charger slows and there’s not enough power from the battery to supply the electrical system, so your battery light comes on.

Why is my battery light on in my Honda Civic?

The battery light indicates a battery charging problem. If the battery light comes on and stays on while you are driving, the most common cause is a broken alternator belt. The alternator generates the power that is stored in the battery. …

Can I drive with battery light on?

Driving with your Battery Light on is not a good idea. If the battery is bad, the alternator is faulty, or the wiring is bad, these can cause the vehicle to lose power and not operate like it normally would. The battery powers essential parts of your car, so it is a must have piece of equipment.

Will disconnecting the battery reset ECU?

Will Disconnecting a Car Battery Reset The Computer? The answer is, maybe. Disconnecting the battery for a short time may not do the trick because the car’s computer, or ECU, still has some current in it. Waiting for over 15 minutes after disconnecting the engine will help ensure the equipment is reset.

Why did my ABS and traction control light come on?

If the brake system is malfunctioning, the traction control light might come on as a result. The light for your ABS might also come on if the brake fluid is low. Your car likely has sensors in those tanks in order to detect when fluids are low, which could be dangerous.