Some possible clues:
* Alternator/Generator not putting out enough voltage to properly charge system * Voltage regulator problems * Weak battery, or one that's about to give out totally
The alternator is failing.
alternator or bad wires
Battery Light OnCheck for bad alternator. alt. is goodbattery is goodchecked fues goodwhat about wiring
The battery light comes on because: \ 1. The serpentine accessory belt has broken. 2. The alternator has worn out.
Malfunction in the charging system. Most obvious cause is a defective alternator.
sounds like you lost an alternator belt
Bad Alternator, Bad Battery, loose cables
Your battery is not charging due to a problem with the battery cables or a bad alternator.
Insufficient charging from your generator (aka alternator).
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.
A bad stator causes the battery not to charge. That makes the battery light come on. Some other things that can cause the battery light to come on are corroded or frayed cables or connections or a loose/bad ground cable.
One possible cause is a defective alternator, Have the charging system checked.