Repair or Replace or have the alternator tested off the vehical to try and isolate the trouble. ANSWER Check your wiring including your battery cables. Sometimes cables can look okay but be corroded inside the insulation, especially the ground strap.
Is it charging, if not have you checked wiring to alternator.
have the alternator and the battery checked
Simple, have the alternator checked and if it is okay, check the alternator circuit to the battery
Probably loose drivebelt. or alternator belt of it is seperate.
There is no problem...the problem was the alternator. You have fixed the problem.
Disconnect it. let it cool and replace it. If you battery is boiling that is an indication the alternator is overcharging the battery. Have the alternator checked at any auto parts store.
Wires between Alternator and Battery, and between Alternator plug connector and fuse box etc.
Your alternator is defective and not recharging the battery. Have the alternator checked.
Check the battery with a vom meter while the engine is running. It should read about 14.5 volts and if so the alternator is working, than have the battery checked Now if the meter does not read 14.5 volts, have the battery, and the alternator checked. If they both check out okay, the problem is in the battery or the alternator circuit on the vehicle.
Battery light usually means alternator not charging. Most common solutions would be be a bad alternator, bad connection, or loose alternator belt. If the battery and alt test ok than check the connections to the alternator and battery.
Get the alternator checked before your battery goes dead.
Have the charging system checked. Possibly loose or corroded wiring, a loose alternator belt, or a bad alternator.
The alternator is over charging. you need to have the charging sytem checked.
Have your alternator checked. It could also be a bad cell in the battery.
If you have already checked the connections on the battery I would suggest testing the alternator and the battery. If the battery will not take a charge or the alternator will not give a charge you could have similar problems.
I had this problem. The alternator was fine, it was the battery that was bad. The alternator was "pegging" out the indicator bc it was trying to charge the battery, but it wasnt taking charge. Take the battery out and have it checked.
The battery does not have sufficient voltage to start the car when it's cold. Have the battery checked out. If it still goes click click after running the car for a while, have the alternator checked also. A bad battery will not hold a charge and a bad alternator will not recharge the battery, (That is the reason to have the battery checked first). Make sure the connections at the battery are clean and tight.
the vehicle needa a new voltage regulater,this should have been checked before battery and alternator as its the cheapest part to replace
Battery and brake light coming on means the Alternator is not charging the battery . It could either mean a bad circuit connection or the alternator is just shot. Have the Alternator checked.
Battery light usually means alternator not charging. Most common solutions would be be a bad alternator, bad connection, or loose alternator belt. If the battery and alt test ok than check the connections to the alternator and battery. The alternator should have 2 connections.
Odds are, Yes, the alternator is not functioning properly. Have the charging system checked.
If your talking about cars... If you smell a burning smell, or your red battery light comes on then i would get your alternator checked out!
Have your alternator checked. That's what charges the battery.
Clean both battery cables and check the connections on the alternator. If it continues, go to auto zone and have the alternator checked.
It may need replacing or it can be the alternator is overcharging the battery. Have the charging system checked out. The alternator should output from 13.5 to 15.5 volts with the engine running at idle.