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What causes alternator to overcharge?

What causes alternator to overcharge? Improperly jump-starting the vehicle can send a surge through the battery that destroys one or more cells in the battery or shorts it out. This surge disrupts the wiring in the alternator, causing an overcharging condition. Can a new alternator run over 14.5v? Bought a replacement alternator but I am sending it back as I measured and have seen it running over 16.5V. The manual says the regulator should keep it to a max of about 14.5V. I put a brand new and fully charged battery in at the same time the alternator was changed,...
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Do car sensors go bad?

Do car sensors go bad? Some sensors can get dirty from normal use, or fail if the car overheats or has a problem. Sensors play an integral role in the performance of your car's engine. When one sensor stops working, it can cause the entire system to malfunction. How often do car sensors go bad? The oxygen sensor in modern cars can last up to 100K miles, but typically you would experience problems sooner than that. Over time, an oxygen sensor may become caked with byproducts of combustion, such as sulfur, lead, fuel additives, oil ash, etc. What causes sensor...
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What does code U0126 mean?

What does code U0126 mean? This code means that the Multi-Axis Acceleration Sensor (MAS) module and other control modules on the vehicle are not communicating with each other. The circuit most often used to communicate with is known as Controller Area Network bus communications, or simply put, CAN bus. What do you need to know about engine code U0126? ESC maintains vehicle stability under all driving conditions, no matter if on wet pavement or during aggressive driving. Troubleshooting steps may vary depending upon manufacturer, type of communications system, number of wires and wire colors in the communication system. Symptoms of...
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What is ECO Start Stop function?

What is ECO Start Stop function? The ECO Start/Stop system works to turn off the engine anytime your car is stationary for any length of time. The system not only ensures that the engine stops when your car is stationary, but also restarts the engine as soon as you hit the gas pedal and continue on your way. Where are the symbols on the dashboard for start / stop? The images are being used in message centers found between the dials on instrument clusters, which makes this a departure from our attention to the red, amber, green and blue icons...
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Is the driver side heat vent working on a Dodge Journey?

Is the driver side heat vent working on a Dodge Journey? I currently own a 2009 Dodge Journey, the driver side master power switch stopped working. The entire power switch is not inoperable. The driver side mirrors, car locks currently are not working but the back windows are working. The driver side heat vent blows cold air while the driver side blows hot air. What was the problem with my Dodge Journey? just replaced heater core dodge journey 2010 problem was hot air driver side less hot air passenger side find out by openning the heater core that almost half...
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What kind of stereo does Dodge Grand Caravan use?

What kind of stereo does Dodge Grand Caravan use? Dodge Grand Caravan 2013, Single DIN Black Stereo Dash Kit by Metra®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet... Dodge Grand Caravan 2013, Double DIN Black Stereo Dash Kit by American International®. Where is the DVD player on a Dodge Caravan? As you might expect, the rear-seat entertainment system was a very popular option on the Grand Caravan. The DVD player is separate from the radio, and is located in the lower...
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Is the Dodge Ram vibrates at highway speed?

Is the Dodge Ram vibrates at highway speed? I recently bought a 2015 ram 1500 as a used car. I realized it vibrates at highway speed over 60. It starts from 60, amplifies its strength as accelerated with almost constant frequency. And it doesn't feel like coming from somewhere one direction when you're sitting on the driver's seat, but the whole cabin is vibrating. Why does my Dodge truck shake when I punch the gas? If your truck is shaking when you punch the gas from a stop, and/or shaking between 45-65mph... this is your issue. Dodge attached their front...
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Do Dodge journeys have remote start?

Do Dodge journeys have remote start? The 2018 Dodge Journey does have remote start. This piece of equipment will eventually become useless. The battery will need to be replaced every 50,000 to 60,000 miles. Can I use my fob key to start my car? Some cars are equipped with a means of starting the car manually, and some have a backup built into the key fob that work without a key. If your keyless entry works with a START button and there's no mechanical key slot, there's still a way to start the car. Use the key fob to push...
Common questions

How long does an alternator and battery last?

How long does an alternator and battery last? As a battery ages it loses its ability to hold a charge, as a rule of thumb a battery will last about three to four years. If the battery is fairly new you will need to start the engine by jump starting or charging the battery using a battery charger. Once the engine is running test the alternator in the charging system. What happens when an alternator has an electrical problem? After the engine starts (thanks to the high voltage provided by the battery), the alternator provides the electricity required to power...
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Is a 5.7 Hemi an interference engine?

Is a 5.7 Hemi an interference engine? the 5.7 is an interference motor so there will probably be some kind of damage, anything from new heads to a piston, in either case head removal will be needed for diagnosis. How high can you rev a 5.7 Hemi? From articles I have read the 5.7 was tested to be good up to 6500 rpms after that springs and push rods can go. I changed my rev limiter when I got my predator to 6300 rpms. This helped my cars' performance, by shifting at a higher rpm the loss of rpm after...