Dec 31, 2018 · What cold weather alternator problems should you be on the lookout for this winter? Current Events. It takes battery power for your car to initially start up, but once you get going, the engine runs the alternator through a belt and pulley system. The alternator, in turn, maintains the battery charge by feeding it regulated current.
Nov 28, 2011 · hmm, my guess is the engine power the electrical stuff such as air-con, lights battery etc. through the alternator. Therefore if the loads can be reduced, the power saved can directed to the wheels. For the battery, if less charging is required, the alternator & engine will work less, and more can be used to power the drive. Just my guess. Jul 26, 2006 · A bad battery would cause a hard start but probably not hesitation in acceleration. Click to expand... While typically inclined to agree in all cases, I no longer can. Re: Can a bad alternator = poor engine performance? The alternator was only putting out about 10v when I had it checked.... a new alternator is on order. I was trying to determine if the alternator may have caused some performance issues (loss of power, rough idle, etc...) when was out last weekend. Oct 19, 2004 · How can an aged alternator affect fuel consumption - posted in Maintenance & Repairs: As the above title. Your comments and suggestions pls. One of the first symptoms of a bad or failing alternator is the need to jump start the vehicle on a regular basis. It is the job of the battery to provide the power to crank the engine and start the vehicle, however, it is the job of the alternator to make sure that the battery stays charged. Dec 12, 2008 · Will a serpentine belt affect charging of the car battery? Answer. Wiki User December 12, 2008 11:26PM. ... Possibly loose or corroded wiring, a loose alternator belt, or a bad alternator.
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  • i asked another mechanic and he told me not if alternator is bad, everything can go bad but the oil level and the oil temp cannot be affected by the alternator. so i got confused. i found a used alternator off E60 M6 and almost brand new but i am afraid that if i install it, it would give me the same issue and whatever both mechanics said is ...
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Can a bad alternator affect acceleration

May 21, 2012 · Then you can refer to part 2 of my post, that the other fault in the alternator was causing a weak spark. Either way, a knackered alternator can affect mpg. His car has probably benefitted from having the battery disconnect as part of the alternator renewal as well though, it will have reset the ECU.

Dec 04, 2019 · The cost of parts doesn’t sound so bad, but since most voltage regulators are housed inside the alternator, expect to pay around $140 to $240 in labor. You’ll likely pay more if going to a dealership and less if the regulator is mounted to the outside of the alternator where it’s easier to get to.

The alternator can comfortably make 100A at 2000 RPM. It is designed that way because typical cruise is around 2000 RPM. At idle, the rotor is spinning slower and the alternator is incapable of making it's full rated current. At idle, is when a charging system can get into trouble. A battery is a pig. What is sine and cosine used forCan a bad alternator fry the PCM? ... Or could be bad voltage regulator if they reused the one from your bad alternator. level 1. blindrage. 1 point · 7 years ago.

May 21, 2012 · Then you can refer to part 2 of my post, that the other fault in the alternator was causing a weak spark. Either way, a knackered alternator can affect mpg. His car has probably benefitted from having the battery disconnect as part of the alternator renewal as well though, it will have reset the ECU.

While driving my battery light came on. On the way home I stopped at the local auto parts store to have the battery and alternator checked. The battery was fine but the alternator came up bad. Drove home and parked the car. I went to start it two days later and it would turn over fine but no spark. Could a defective alternator toast my distributor? Jan 12, 2010 · When I picked-up the truck, it seemed to run all right. After driving the truck for 45 minutes, I noticed the battery light flickering and the voltage gage was at 10 volts. I removed the alternater, had it checked and discovered it was bad. I replaced the alternator. I want to insure that low voltage from an alternator can cause low fuel pressure.

I've already had the alternator replaced at the shop AAA towed the car to, so I should be set for as long as I plan to own the car (first alternator I can recall getting changed on this car and it ... Your vehicle's electrical system depends on an optimally running alternator. When the alternator malfunctions or stops working altogether, it can mean expensive repairs, inconvenience or a break down. Your trusted experts at Pep Boys have compiled a list of warning signs to look for in order to help avoid alternator failure. Can a rotten alternator cause the trucks sensors and computers to act up as to make the engine run wierd or shut down? The voltage was all over the place, but I dont know if the alternator was the culprit[maybe a bad voltage regulator] or something else.

Aug 29, 2015 · My car alternator runs at 16 to 16.5 volts when I hit the gas, and 15v idling. This is scaring me and a new one is too expensive. It could be my computer or pulleys in the wrong too so I can't risk buying a new one and still having the problem. It turns off my speaker amplifier as soon as I hit...

Nov 08, 2016 · Air filters need to be cleaned so that the engine can work at its peak performance. Your spark plugs are responsible for sparking combustion in your engine. If they misfire, or are working poorly, this can affect your gas mileage in a negative way. Having bad fuel injectors can cause bad mileage. This is because the fuel injectors are ... Oct 07, 2011 · The battery light doesn't really have much to do with the battery. It means the alternator isn't working right. You need to take the car to a mechanic who knows what he's talking about. He can give you the real story in two minutes. Even if it has a bad cell, it won't affect the alternator. Bad cells don't draw more current. which can cause the rewound alternator to not perform as well or last as long as expected and those parts might not have a warranty. Option three is to purchase a new alternator or add a second alternator [link to running two alternators article] to your charging system.

Yes, I believe it can. I had a bum battery in my old Altima (Interstate Battery, was probably just getting old) and it eventually started to make the bearings whine in the alternator. Replaced the battery and had the alternator rebuilt and it was good to go. Dec 31, 2018 · What cold weather alternator problems should you be on the lookout for this winter? Current Events. It takes battery power for your car to initially start up, but once you get going, the engine runs the alternator through a belt and pulley system. The alternator, in turn, maintains the battery charge by feeding it regulated current.

Nov 27, 2018 · In this video, I tell you about 5 common symptoms of a bad alternator in a car. These are symptoms that you will commonly see if your alternator needs to be replaced or will need replacing soon. .

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Jun 07, 2017 · The alternator can cause parts of the engine to fail and knock - a broken belt can flap around, and loose bearings can create knocking noises. A wide variety of problems can cause weird noises in your car, but a failing alternator is a likely culprit. 3: Failing headlights or electronics Yes cause the fact the Powersteering use's alot of juice, it runs off the alternator Now if your alternator isn't providing the juice for it - then the light will come on Defo Get the battery and alternator Checked - and it will most likely solve the problem with the battery and steering light Ziggy

 

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