If an alternator light keeps coming off and on, this may indicate that the voltage output of the vehicle is going up and down intermittently. This may mean the alternator may need to be replaced soon.
Battery light usually means alternator not charging. Most common solutions would be be a bad alternator, bad connection, or loose alt belt.
usually a vacuum leak on the 12v v6 usually will come on intermittently on highway use
The battery light on a 1990 Acura Legend may illuminate and turn off randomly due to a few potential issues. These could include a failing alternator that intermittently fails to charge the battery, loose or corroded battery terminals, or a faulty voltage regulator. Additionally, a weak battery may cause fluctuations in power delivery, triggering the light. It's essential to check the electrical connections and test the charging system to diagnose the problem accurately.
Yes it could.
I had this same problem with my !995 Galant. It turned out to be the alternator.
It usually means that the alternator isn't charging properly.
There is no problem...the problem was the alternator. You have fixed the problem.
Is it charging, if not have you checked wiring to alternator.
Your alternator is not charging.
You probably have a bad ground. Check the grounds on the brake lights.
You may have an ABS sensor going out at one of the wheels.
A failing alternator with sticky or worn out brushes.