Why is the alternator on my Dodge Ram not charging?

The 2nd gen had external regulators, 3rd gen they went to the PCM. My 3rd gen had a fluctuating voltage issue i only notice when i installed a jl audio amp and it would shut off if it went over 15v. I ended up installing an external vr and just had to deal with the ck gauge light. Brandon-w likes this.

What should I do if my alternator is not charging?

The one wire connection on the alternator. The little one not the one that goes to the battery. Test it! There should be 12v there telling the alternator to activate the field and start charging. If you don’t have voltage here you can trace it back see if there are any chafged or broken spots.

What should the voltage be on a Dodge alternator?

Read the voltmeter again. This time a reading between 14.2 and 14.6 volts is the norm. If you see anything below 14.2, your Dodge’s alternator is not providing enough voltage to keep the battery fully charged. Listen to the Dodge’s alternator while the engine is running.

What does 12 volts mean on a Dodge Charger?

The reading you receive will reflect the charge of the battery alone. A reading around 12.5 or 12.8 volts is normal. A reading below 12 volts may indicate your Dodge’s battery is the culprit. Charge the battery and, without running the car in the meantime, test it again the next day.

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.

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.

Why is my alternator not charging my battery?

So basically the alternator is not charging the battery at all. Just a few minutes of driving kills my battery. I did try all the simple stuff already I’ll go ahead and type the whole timeline.

What should the volts be on a Dodge Charger?

A reading around 12.5 or 12.8 volts is normal. A reading below 12 volts may indicate your Dodge’s battery is the culprit. Charge the battery and, without running the car in the meantime, test it again the next day.

What should the battery level be on a Dodge Ram?

The battery was too dead to start again so I Jumped it off of another car and busted out the meter. The battery started off at about 12.2v and slowly dropped down to under 8v but wouldn’t really drop past 7.3v.

How can I control my Dodge with voice?

Control your Dodge Brand vehicle using only your voice and a custom PIN. With available SiriusXM Guardian ™ ( Disclosure 2), simply ask Google, on any device equipped with Google Assistant, to start/stop the engine ( Disclosure 3), lock/unlock the doors and more ( Disclosure 4), plus get directions ( Disclosure 5) to all your favorite destinations.

Where is the PCM located on a Dodge alternator?

This is where the PCM lives behind your air filter box, notice I removed mine for better access, TURN THE KEY OFF before disconnecting. The connector closest to the passenger side is the Grey C3 connector. The Connector in the middle is the White C2 connector. Reference the wiring diagram at the PCM.

Can you use an external voltage regulator on a 1987 Dodge alternator?

This kit can be used on Standard and High Output Alternators with External Voltage control. Also, this product can be used as a wiring harness and external voltage regulator replacement kit for any 1987 and earlier Chrysler Family vehicle alternator with dual insulated brushes.

Why is my Chrysler Town and Country not charging?

I replaced the alternator on my 2011 Chrysler Town and Country Limited. It runs and sounds great, but it is still not charging. Thinking the old alternator may not have been bad after all, I took it to an alternator shop to be bench tested. The guy at the shop said my old alternator was indeed bad (rectifier).

Are there any problems with the Dodge Grand Caravan?

15 problems related to alternator/generator/regulator have been reported for the 2012 Dodge Grand Caravan. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2012 Dodge Grand Caravan based on all problems reported for the 2012 Grand Caravan.

Why does my Grand Caravan not have a fusible link?

This particular model of Grand Caravan does not have a fusible link in the charging system. The reason given were the amount of relay, fuses and other safeguards installed in the system.

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.

Is the a / C system on a Dodge Ram still the same?

Although the Dodge Ram has changed a great deal over the years, the A/C system has essentially remained the same–other than minor changes to use the new 134-A refrigerant, and more efficient compressors. This also means that servicing the Dodge Ram 2500 system hasn’t changed much over the years either.

Where is the air conditioner on a Dodge Ram 2500?

This also means that servicing the Dodge Ram 2500 system hasn’t changed much over the years either. Just follow a few, routine steps, and you too can service your A/C system. Raise the hood of the car. Bolted to the back of the air conditioner compressor are two hoses. One hose is larger and goes to the firewall at the back of the engine bay.

Where are the service ports on a Dodge Ram 2500?

Remove the service port caps that are located either on the hoses or compressor, depending on the year of the Ram 2500. These ports are labeled if they are on the compressor by the letters S and D. S stands for suction and D for discharge.

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 happens if the alternator on a Dodge truck is not working?

The alternator on your Dodge, whether it’s a car, truck or van, is an essential piece of its electrical system. In fact, if the alternator is not working perfectly, your Dodge will soon begin to experience serious problems. For example, with an improperly functioning alternator, the battery will quickly drain.

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.

What does a low voltmeter reading on a Dodge mean?

Another low reading would mean that your battery is bad or that you have a short circuit in the wiring. Disconnect the voltmeter from the battery posts and ask a friend or family member to get behind the wheel and start the Dodge. Then reconnect the voltmeter to the battery exactly as you did before.

Is there a problem with my Dodge Ram 1500?

See all problems of the 2009 Dodge Ram 1500 . Tl the contact owns a 2009 Dodge Ram 1500. The contact took the vehicle to an unknown dealer for routine maintenance. The contact was informed that the alternator was about to fail. The contact had the alternator replaced with a rebuilt one; however, the replacement alternator failed a week later.

What are the symptoms of a bad alternator?

Outside of the battery warning light, a dead battery is the most common symptom of a bad alternator. As the alternator can no longer supply your Ram with an adequate power supply, it will begin to feed off of the reserve in the battery.

What happens when you have a bad alternator in a Dodge Ram?

As described above, a bad alternator will drain your Ram’s battery fast. When the battery gets so dead it will no longer be able to power your Ram’s ignition system. As the ignition system is no longer able to produce a full powered spark, the engine will begin to sputter and stall.

What should the voltage be on Dodge Ram?

Set it to read voltage. Specifically, you’ll need to set it to 20V DC. With your Ram turned off, you’ll connect the negative side of the meter to the negative battery post or wire. You’ll then touch the positive side of the voltmeter to the positive battery wire.

Why is the alternator on my Dodge Ram not charging?