For your 2009 Toyota Corolla, we presently offer 14 alternator products, with prices ranging from as low as $166.99 to as much as $754.99.
In This Article...
How can I tell if the alternator in my Toyota Corolla is damaged?
Five indications that it’s time to replace your alternator
- a faulty battery.
- Electronics that are malfunctioning or delayed.
- Too bright or too dim lighting.
- The odor of burning things
- Squealing or whining noises.
- Maintain Proper Alternator Function.
On a Toyota Corolla, how long does it take to replace the alternator?
A skilled professional technician should be able to replace your alternator in around 2 hours, depending on the make and model of your car. However, the majority of businesses in the USA will bill you for a full day’s worth of work.
Depending on the brand and model of your car, changing it yourself at home without much experience should take you about 3 to 4 hours. Please do not attempt to change your alternator yourself if you have no mechanical experience; dealing with electricity puts you and your automobile at risk of injury.
When should I change the alternator in my Corolla?
What typical signs point to a potential need for an alternator replacement?
- Battery is dead or won’t hold a charge.
- Low light.
- There is a battery warning light on.
Can a car with a damaged alternator be jumped?
It goes without saying that a broken alternator should be replaced as soon as possible, but what if you can’t, or at least not immediately away, and the damage has left your battery so low that a jump start is required? Is this safe? or can a battery with a malfunctioning alternator even be jumpstarted?
Regardless of how terrible the alternator is, you may jumpstart a car and it will continue to operate for a while if the battery is in decent condition. This is so that the automobile won’t operate only on the battery if the alternator is faulty and not delivering the necessary voltage.
By no means is this advised, but it might be required if you only need to drive a short distance. Jumpstarting is intended to get a flat battery operating, so if you’re doing it, your battery probably has gone fairly low.
A jump-started battery will lose charge much more quickly than one that has been fully charged because the alternator won’t be helping it. Of course, if you are using a lot of electricity for things like heating, phone charging, etc., this could happen faster.
Contrary to popular opinion, the engine will continue to run after the jumper wires are removed until the battery voltage is so low that any electrical systems that are necessary for operation are no longer functional.
Dim or Overly Bright Lights
Your electronic gadgets receive erratic voltage when an alternator starts to fail. This typically manifests as under- or over-performing equipment, such as headlights that are either too dim or excessively bright. Additionally, you can see lights that erratically switch from bright to low and vice versa.
Dead Battery
A dead battery may occasionally just be a dead battery. After a few years of use, it has either reached the end of its lifespan or you may have unintentionally kept the headlights on all night. A dead battery may occasionally indicate a problem with your alternator, though.
When the engine is operating, a defective alternator won’t adequately charge the battery, resulting in a quicker than usual discharge of the charge. Jumpstarting the vehicle is one approach to determine if the problem is with the battery or alternator. If your car runs after being jumpstarted, your battery may need to be replaced shortly. If the car dies again soon after being jumpstarted, it may indicate that your alternator isn’t providing enough power to the battery.
Slow or Malfunctioning Accessories
Accessories that operate slowly or not at all are frequently a sign that your alternator isn’t providing enough power to your car’s electronics. You might have an alternator issue if you notice that your windows roll up or down more slowly than usual, if your seat warmers seem “off,” or even if your speedometer and other instruments start acting strangely.
If the alternator isn’t producing enough electricity, many modern cars feature a priority list of equipment that informs the onboard computer where to cut power first. In this manner, if your alternator fails while you’re on the road, your radio or other unnecessary equipment will continue to function before your headlights.
Trouble Starting or Frequent Stalling
As was already noted, if your engine is difficult to start, your alternator may not be charging the battery. As a result, when you turn the key in the ignition, all you’ll hear is a clicking noise rather than your engine’s purring sound.
On the other hand, if your car repeatedly stalls out while you’re driving, it can mean that the alternator isn’t supplying the spark plugs with enough power to keep the engine running.
Growling or Whining Noises
There are many strange noises that cars make; some are harmless, while others may be signs of major technical issues. You should have your alternator checked properly by a professional right away if you ever hear growling or whining sounds coming from underneath the hood.
When the belt that rotates the alternator pulley falls out of alignment or rubs against the pulley’s side, a growling or whining sound is produced. If the bearings that spin the rotor shaft are failing, you can also hear this noise.
Smell of Burning Rubber or Wires
A burning rubber or wire stench could be a sign that your alternator’s components are beginning to wear out. The drive belt for the alternator may eventually wear down and give off a terrible burning rubber odor due to the constant tension and friction it experiences as well as its proximity to the hot engine.
Similar to an electrical fire, your alternator may smell burning if it is overworked or if it has frayed or damaged wiring. Wires in an overworked alternator heat up dangerously as a result of trying to force too much energy through them. In addition to creating resistance to the passage of power, damaged wires often heat up and smell bad.
Battery Warning Light on Dash
When the battery warning light appears on the dashboard, it’s frequently believed to indicate a problem with the battery. The battery warning light, however, suggests that there might be an issue with your car’s larger electrical system, which includes the alternator.
The normal operating voltage for alternators is between 13 and 14.5 volts. The battery warning light on your dash may come on if your alternator is malfunctioning because its voltage may fall below its maximum level. Similarly, depending on how much strain the alternator is under, the battery light may also come on if the alternator is operating above its voltage limit.
The alternator may fluctuate in and out of its intended voltage capacity depending on the electrical demand from your car’s accessories (headlights, wipers, radio, etc.), which might cause the battery warning light to flash on and off. Although it can seem like a minor inconvenience, it’s preferable to have your car inspected for alternators than to become stranded on the side of the road.
Can an alternator be changed at AutoZone?
To make sure the charging system is operating properly, you can take the car to AutoZone and have the alternator examined there. Depending on the precise year, make, model, and engine of your vehicle, some of these instructions may change somewhat.
How much is a brand-new alternator?
In general, a good alternator should cost between $130 and $250. Professionally reconditioned alternators are available at the low end of the pricing spectrum, while new alternators with higher amp ratings for contemporary automobiles are typically available at the high end.
Does replacing an alternator require replacing the battery as well?
After installing a new car alternator, one of the first items you should check is your battery. You must disconnect the battery before installing the new alternator, according to any installation manual. Therefore, you must at the very least ensure that you reconnect it.
How long does the alternator on a Toyota Corolla last?
It is crucial to go over the fundamentals of an alternator operation first. The alternator, which is attached to the engine, is responsible for giving the battery power. It maintains the car’s electrical and electronic systems operational and charges the battery continuously.
The alternator exerts the most effort of any component in your car, therefore ultimately it will burn out. An alternator lasts seven years or roughly 150,000 miles on average. The quality of the component, the state of the car as a whole, and the number of electronics in operation are some of the variables that might affect the alternator’s lifespan.
What is the turnaround time for an alternator replacement?
You can replace an alternator on your own in around two hours on average, however this may vary a little depending on your level of auto technician expertise. Timing may vary slightly and you might have to leave the car for the day if you bring your car to a shop to have the alternator replaced.
How much does a Toyota Corolla starter cost?
Estimated price for replacing a Toyota Corolla starter. Replacement starters for Toyota Corollas typically cost between $273 and $434. While parts are priced between $212 and $358, labor is predicted to cost between $61 and 77.
How much does a Toyota Corolla alternator replacement cost?
Best in Automotive Repair Alternator replacement for a Toyota Corolla typically costs between $390 and $477. Between $68 and $86 is the expected range for labor costs, while $322 to $391 is the range for part costs. Taxes and other fees are not included in this range, nor are your particular model year or geographic area taken into account.