What does the generator warning light mean?
(ED: The ignition light is used to tell when a generator (or alternator) is charging the battery. When the light is on, it means that you are running off the battery or discharging the battery. When the output of the generator is lower than the voltage of the battery, the light will be on.
How does a generator warning light work?
The ignition warning light, sometimes known as the no-charge light, is one of the most important lights on your dashboard . It warns you when the car’s generator is not charging the battery . A typical circuit has the warning light wired directly to a terminal at the rear of the alternator.
Why is battery light on dashboard?
A dashboard battery light basically means there’s a battery charging problem. Your car isn’t getting enough voltage from the car battery to operate properly.
When does the ignition warning light come on?
While it was written particularlly for the Morgans, the general theory is valid for most cars. (ED: The ignition light is used to tell when a generator (or alternator) is charging the battery. When the light is on, it means that you are running off the battery or discharging the battery.
What does it mean when the generator light is on?
When the light is on, it means that you are running off the battery or discharging the battery. When the engine is started and the speed of the generator is sufficient, the light will go out, indicating that you are notrunning off the battery. The generator is doing it’s job and charging the battery at least as much as is being drained.
What does a car battery warning light mean?
If the voltage created by the electrical charging system is too low, a battery warning light illuminates to indicate that the battery cannot be properly charged. Without a charging battery, the vehicle will not stay running for long.
How does the warning light on an alternator work?
If the alternator has an external regulator, the warning light wire attaches to it in the same way as a dynamo. Again the terminal will be marked WL or IND. Some cars, however, have an alternator which uses a separate relay for the warning light circuit. In this case you should disconnect the wire from this relay.