Is there a fuse between the alternator and the battery?
Is there a fuse between the alternator and the battery?
There are 2 fuses for the alternator. One is usually a fusable link (wire) for connecting the stator diodes to the battery, and a lower value fuse (10 to 30 amp) for protecting the field (rotor).
Why is my alternator on my Dodge 1500 not working?
The contact owns a 2005 Dodge Ram 1500. The contact stated that while driving, it was noticed that the charging gage on instrument panel was not functioning. The contact opened the hood to find that the wiring pigtails on the alternator and the bottom of the air intake resonator plenum melted.
Where is the charge wire on a Dodge alternator?
There is a Black/Grey Wire between the Gen/Alt and the PDC which contains the 140amp fuse and then a red wire to the battery. This is the large charge wire that electricity flows from the Gen/Alt to the 140amp fuse in the PDC and onto the battery.
What does it mean when your alternator stops charging the battery?
Indicator Light On. Usually, the first sign that your charging system is in trouble is a “battery,” “ALT,” or “CHARGE” warning light illuminating on your instrument panel while driving. It means that for some reason, the alternator has stopped charging the battery and your car is running on battery power.
What’s the voltage on a Dodge talk alternator?
Black lead from the meter is hooked-up to the battery ground. Then touch each end of the link with the red lead. Say you get 14.3V at the alternator post and then 13.1V at the Fuse Box/Battery end, then fusible link is bad.
How is the alternator on a Dodge Ram?
Alternator tested good on truck and on test bench. Replaced PCM, no change. Fuse is good and all connections look good and have been disconnected and reconnected. Still part time charging, charges correctly when charging, no charge at all when not. Battery tests good and thank goodness runs truck when charging stops.
What does it mean when your alternator is not charging?
If the alternator is not charging the battery, you will have a red “ALT” or “charge” sign on your dashboard. This means that your battery is no longer being supplemented for power by the alternator. You will need to recheck the wiring because the light could also be faulty.
Why is my Dodge Ram charging system not working?
It is possible that your new alternator is bad. Have had that happen to me. Also, make sure all wiring is good especially from the pcm to the alternator. There may be a way to test the pcm voltage regulator, that would be ideal, but it may require sophisticated testing equipment.
Can a bad alternator be put out at 12V?
If the alternator is only put out 12V, it sounds like it may have a bad diode. If you’re not running anything but the engine, you should see at least 14.5V.
