How do you tighten the belt on an alternator?

Tighten the alternator bolts. With the serpentine or alternator belt safely seated on the alternator pulley, use the same wrench you used to loosen to the bolts to tighten them again. As you tighten the bolts, the alternator will stop tipping forward, which will increase the tension on the belt.

How much does it cost to replace an alternator belt?

Unfortunately, the battery will die within minutes because it doesn’t have enough power to sustain all the vehicle’s energy needs by itself. The replacement cost of an alternator belt is typically between $100 and $200. The part cost is between $25 and $80 while the labor cost is between $75 and $120.

How to stop alternator belt squeaking and chirping?

How To STOP ALTERNATOR BELT Squeaking & Chirping Noise FOREVER!!! – YouTube How To STOP ALTERNATOR BELT Squeaking & Chirping Noise FOREVER!!!

Where does the serpentine belt go on an alternator?

If you do not have a diagram on the vehicle or in your service manual laying out the direction your serpentine belt travels through the pulleys, take a picture of it with your phone to refer to when installing the new belt. A strictly alternator belt will likely only go around an alternator pulley and the crank pulley at the bottom of the engine.

How can I loosen the belt on my alternator?

Place a wrench behind the bracket to hold the nut, then loosen the bolt on the front of the bracket with a second wrench and turn counterclockwise until it is loose. Remove the wrenches. Using your hands, move the alternator slightly toward the engine. The tension on the alternator belt will be released and the belt will be loose.

How do you change an alternator in a car?

Remove the wrenches. Using your hands, move the alternator slightly toward the engine. The tension on the alternator belt will be released and the belt will be loose. Move the alternator closer to the engine to release the belt from the alternator pulley if you need to replace it.

How big should the belt be on a boat alternator?

As noted, typically a half-inch of play is about right, but check your manual. Snug all bolts and nuts you’ve loosened. Test run the engine with a load, such as a microwave drawing from an inverter or a DC refrigerator with large compressor. Expect the belt to loosen some with running.

How To STOP ALTERNATOR BELT Squeaking & Chirping Noise FOREVER!!! – YouTube How To STOP ALTERNATOR BELT Squeaking & Chirping Noise FOREVER!!!

How do you remove an alternator from a car?

If your vehicle does not have an auto tensioner, insert a pry bar or piece of wood between the alternator and the engine. Run the belt over the alternator pulley, then use the bar to pry the alternator away from the engine and increase the tension on the belt.

How to replace an alternator on a 1995 GMC?

Somewhere on your vehicle there is a tensioner pulley. You’ll need to move it enough to slip the belt off the pulley. Our ’95 GMC has a standard spring-loaded GM tensioner that required us to pull it back with a wrench.

Can a car have more than one alternator belt?

In older model vehicles, engines often came equipped with multiple belts that each powered a different accessory. However, most modern vehicles use only one belt to power the alternator as well as the power steering, air conditioning, and any other accessories.

How big of a drive do you need for an alternator?

It is possible that your vehicle uses a 3/8 inch drive or even a bolt on the tensioner pulley, so refer to your particular vehicle’s service manual to ensure you have the appropriate tools. Rotate the wrench clockwise to relieve the pressure it is placing on the belt.

How can I tell if my car belt needs to be replaced?

If the belt appears dried out and cracks have formed, it will need to be replaced. Use a flashlight to get a good look at the belt in areas that aren’t as visible to look for signs of cracking elsewhere on the belt. Look for other signs of belt damage.

How do you find the negative terminal on an alternator?

The negative terminal can be identified by looking for the negative symbol (-) or the letters NEG. Loosen the bolt until you can slide the cable off of the terminal. Tuck the cable to the side of the battery to prevent it from coming in contact with the negative terminal.

How do you get an alternator back in place?

You might have to wiggle the alternator around to squeeze it back into place in a crowded engine bay. Be sure to hold loose wires or the serpentine belt out of the way as you get it into place. Be careful not to trap any wiring behind the alternator as you slide it into place.

How to change the starter motor on a Renault Clio?

Trying to change the starter motor, replace the battery or change a headlight bulb on a 2009 – 2012 Renault Clio? Haynes’ YouTube playlist has all the answers! Our Renault Clio YouTube playlist includes 24 FREE videos that show you:

How do you change the belt on a Clio?

Its easiest to refit the belt round the bottom pulleys first, and then finish by sliding it onto the tensioner pulley (which has no ribs or shoulder) last. Note: Once in place, nip up the bottom bolt on the tensioner spring, they tend to be loose when you get them which is easier for fitting but it should be tightened in place once the belt is on)

Why did my alternator snap on my Renault Clio?

The reason for this was the alternator belt had snapped after the car sat for 8 months the alternator seized, and when first started the belt simply snapped.

How to replace alternator belt if air conditioner is broken?

How to replace alternator belt if the air conditioner is broken, you can use a short serpentine belt without air conditioning. How to replace alternator belt if the air conditioner is broken, you can use a short serpentine belt without air conditioning. Skip navigation Sign in Search Loading… Close This video is unavailable. Watch later Share

Can you remove the bumper on a Clio?

Its possible to do this job by just unclipping the upper grill from the bumper and removing it and the slam panel, but its so much more fiddly like that we wouldnt recomend it for the first time, so that isnt covered in this guide, we have show the bumper off method. To remove the bumper, follow this guide first:

Loosen the nut and bolt, after which you will have to set the alternator against the belt. Now you need to tighten the slider bolt and the tensioner lock bolt. You even need to check the tension in the belt while tightening it. Tighten the bolt until there is about 1/2 inch of slack on the belt.

How do you reinstall a serpentine belt on an auto tensioner?

Reverse the procedure to reinstall the serpentine belt on the pulley system auto tensioner. Be careful to get the belt on the the other pulleys and aligned properly on all parts of the complicated routing, then apply the tool to allow the belt to be slipped onto the tensioner pulley.

Why does my alternator belt not go down?

During the measurement of the belt slack, it the belt does not go down ½ inch, you will have to release tension off the tensioner bolt. A tighter belt can even be a result of the belt being smaller than what is required around the alternator.

What happens if your alternator belt is too tight?

If your belt is too tight, you could shear the bolts of the pulleys, or the belt itself might break off while you are driving. You will need to adjust an alternator belt whenever it has been removed from the car.

How do you put a belt around an alternator?

You may have to push the alternator toward the engine block to get the belt around the alternator itself. Check your car’s manual to make sure you have looped the belt around all the necessary pulleys. Pull the alternator away from the engine until the belt is tight.

Where is the belt tensioner located on a car?

Where is the belt tensioner located? The single belt loops around all the different pulleys on your engine, but one pulley has a tensioner arm, which will be the only pulley the has a square, 3/8-inch hole in the center. That hole is for a 3/8-inch ratchet nub, the part that holds the socket.

When do you need to replace the alternator on a Geo Tracker?

A voltage regulator maintains a constant voltage level and is frequently integrated into the alternator assembly. If your battery continually runs down or your headlights become dimmer while the engine is running, you may need to replace the alternator. Determine which alternator your Geo Tracker will need.

Loosen the mounting bolts with a socket wrench so that you can take the alternator drive belt off of the pulley. Hold the alternator while you remove the mounting bolts completely and take the alternator off the vehicle. Install the new alternator assembly and tighten the mounting bolts with your fingers.

How to replace the alternator in a Geo Metro?

How to Replace the Alternator in a Geo Metro. The alternator in a Geo Metro operates various accessories in the vehicle by transmitting an electrical current while the engine is running. The alternator assembly frequently includes a voltage regulator that maintains a constant voltage level.

How do you install a new alternator on a car?

Loosen the pivot bolt and hold the alternator as you remove the pivot bolt. Remove the alternator from the vehicle. Install the new alternator and put on the pivot bolt and drive belt loosely. Install the drive belt and tighten the adjustor and pivot bolts for the drive belt to 17 foot pounds with a torque wrench.

How do you remove the pivot bolt on a B + alternator?

Take off the rubber cover for the B+ terminal and loosen its retaining nut with a socket wrench. Unplug the electrical connector from the alternator. Remove the alternator drive belt and detach the adjustor bolt. Loosen the pivot bolt and hold the alternator as you remove the pivot bolt.

Where is the alternator located on a car?

Feel underneath the alternator to find the bolt that mounts the alternator to the frame. Make sure it is in place and that the rear nut is firmly attached. Loosen the nut on the top bolt of the alternator that passes through a “track” and allows you to position the alternator.

How much does it cost to replace the timing belt on a Subaru Outback?

Replacing a timing belt in your Subaru Outback can be a fairly costly repair. Typically, you’re going to be paying somewhere between $550 and $1,000 to get a timing belt replaced in a Subaru Outback. The average price hovers around $700.

Why does my Subaru Outback make a ticking noise?

Ticking: One of the earliest warning signs that you’ll get on a problem with the timing belt in your Subaru Outback is the sound it makes. A timing belt that isn’t working properly creates a ticking noise as your engine is running. It’s a very fast-paced sound and resembles something like a roulette wheel that spins fun quickly.

What happens when the timing chain slips off a Subaru Outback?

That means that the pistons will rise up into the cylinder when the valves are closed as part of how the engine operates. This also means that if your timing chain breaks or slips off, the camshaft is not turning in time with the crankshaft any longer, so the valves will be open as the piston rises into the cylinder and they make contact.

How do I loosen the bolts on my alternator?

Loosen the bolts on the alternator if there is no auto-tensioner. In cars without an auto-tensioner pulley, you can relieve the tension on the belt simply by loosening the two bolts that secure the alternator to the engine. These will often require a 14mm or 1⁄2 inch (1.3 cm) socket, though you may need to try others.

How do you install a new alternator in a car?

Installing the New Alternator Slide the new alternator into place. You might have to wiggle the alternator around to squeeze it back into place in a crowded engine bay. Insert the mounting bolts. Slide the mounting bolts through the alternator and into the mounting bracket. Run the belt over the new alternator pulley.

How big of a socket do you need for an alternator?

These will often require a 14mm or 1⁄2 inch (1.3 cm) socket, though you may need to try others. As you loosen the bolts, the alternator will slide in the bracket under the tension of the belt. You may not need to remove the serpentine or accessory belt if it’s not damaged. Inspect the serpentine belt for damage.

How can I tell if my alternator has an auto tensioner?

You can tell if your vehicle uses an auto-tensioner by looking at the alternator mounting bracket: if the bolts can slide from side to side in the bracket, it does not have an auto-tensioner. You will need to slide the belt off the alternator pulley before you release the auto-tensioner.

What’s the best way to mount an alternator?

Place the belt back over the alternator pulley and make sure the belt is routed according to the sticker under the hood. Slide the alternator down so that there is tension on the bolt. Tighten it down to the slotted mount on the bracket using a 3/8-inch ratchet and socket.

How to troubleshoot an alternator and charging system problem?

If necessary, adjust the belt with the help of your car owner’s manual or repair manual. Inspect the belt for signs of cracks, cuts, shiny spots, deterioration or other signs of wear or damage. Change the belt and belt tensioner at the manufacturer’s recommended interval. 2. Check for Wiring Problems

What should the voltage be on a GM alternator?

Ideal Voltage Output Ideally, the GM alternator should be putting out anywhere between 13.5 and 14.5 volts. A voltage regulator helps regulate the voltage that an alternator provides. If the voltage dips below the optimal range, then the regulator kicks in to get the alternator to make more voltage.

How do you replace an alternator on a Chevy 1500?

Attach the ratchet to the socket and apply leverage in the direction indicated on the belt diagram of your 1500 truck. Wait for the pulley to fully disengage and slide the belt off of the tensioner pulley with the flat-head screwdriver. Release the tensioner pulley and slide the serpentine belt off of the alternator pulley.

How do you adjust the tensioner pulley on an alternator?

Slide the serpentine belt over the end of the pulley on the alternator, and adjust the tensioner pulley as before. Slide the serpentine belt over the tensioner pulley with the screwdriver and slowly let it move back into place. Remove your tools, connect the battery leads and start the vehicle.

What causes an alternator to go over base voltage?

If you are getting more than 2 volts above base voltage, most likely your alternator is over-charging the battery or the battery is faulty. Other potential problems are a faulty voltage regulator or a problem in the charging system wiring.

What to do if your Ford Explorer alternator is bad?

Set it to read voltage. Specifically, you’ll need to set it to 20V DC. With your Explorer 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.

Where is the tensioner on an alternator?

The tensioner may be found on the alternator or a pulley; it varies by vehicle and which belt is being tightened. This article will use an alternator belt tensioner as an example. The alternator will have one bolt that secures it in a fixed location and allows it to pivot.

What’s the best way to tighten a drive belt?

Step 3: Add tension to the drive belt. Insert the pry bar above the alternator pulley. Apply gentle pressure upwards so that it adds tension to the drive belt. Once the drive belt is moved into its desired tension, tighten the adjustment bolt to lock the belt in place. Then, torque the adjustment bolt to the manufacturerâ€™s specifications.

What’s the best way to adjust an alternator belt?

Pull the alternator away from the engine until the belt is tight. You want to be able to press down on the belt at a mid point between two pulleys and only be able to move it downward about 1/8 to 1/4 inch. When you have the alternator in the right position, have an assistant tighten the top bolt and nut to lock the alternator in.

How to replace the serpentine belt in a Ford Explorer?

How to Replace the Serpentine Belt in a Ford Explorer. The Ford Explorer has one dedicated drive belt that runs the engine accessories. The drive belt is called a serpentine belt because it snakes around various pulleys under the hood including the crankshaft, alternator and accessories. This article refers to model years from 1991-2001.

How do you change the belt on a Ford Laser?

There is a spring loaded belt tension device bolted to the front of your motor, it is an idler pully but is called a tensioner. It takes a wrench (usually a 3/4″ ratchet wrench) to move it and relax the tension while you chage the belt. It is spring loaded, so release the tension remove old belt, then release tension again when installing new belt.

How do you wire an alternator in a Chevy?

How to Wire a Chevy Alternator. Connect the #2 terminal to the positive terminal on the battery. This terminal can also be jumped directly to the BAT terminal. This line is used to regulate the power generated by the alternator. Attach the alternator fan belt to the pulleys on the engine and alternator.

Slide the pry bar between the alternator and the bottom of the alternator bracket. Pry the alternator upward until the alternator comes out of the bracket. Remove the alternator from the engine compartment. Slide the new alternator into the bracket and match the three bolt holes up.

How do you remove the serpentine belt on a Ford truck?

Loop the serpentine belt onto all pulleys except the tensioner. Once the belt is on all but the last pulley, use your 1/2” drive ratchet or belt remover tool to loosen the tension on the pulley. With tension removed, there should be plenty of room to get the belt onto the last pulley.

How do you replace a cam belt on a Mazda 323?

The normal method for manual cars is to remove the starter motor (which turns the engine over by contacting with the teeth on the flywheel) – you can then get access to the flywheel teeth. Alternatively you may well find that your car is equipped with a flywheel access hole underneath the engine/gearbox and you can use this to jam the teeth.

How do you remove the serpentine belt on a Mazda?

To remove the serpentine belt on a Mazda, you will need to remove the passenger side wheel. In the front passenger wheel well, you will see an access panel held in place and needs to be removed. Park your Mazda on level ground. Engage the parking brakes. Open the hood of your Mazda.

How to change an alternator pulley-YouTube?

To avoid this, cancel and sign in to YouTube on your computer. Videos from a speed shop owning, race car driving, metal shaping, slightly over the top car enthusiast. I cover all aspects from engines and drivelines, to fabrication and chassis work. I do whatever it takes make them run again.

What to do if your alternator is not working?

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How much does a Mazda Protege alternator cost?

This is a how-to video on a 1999-2000 Mazda Protege 1.8L Sedan. It is very easy to install and replace your alternator and belts. Total for parts was $200 from my local auto parts store. at the dealer this would be 500-600. I hope this helps. Please Rate Comment and Subscribe! Loading…

How does the alternator work on a Mazda Protege?

by Grace Mclain. The alternator belt on the 1999 Mazda Protege operates the alternator. The belt runs in the alternator and crankshaft pulleys. When the motor is running, the crankshaft turns the belt around the alternator pulley. Ridges on the inside of the belt travel inside the grooves on the alternator pulley, turning it.

How do you remove a belt from an alternator?

Locate the adjustable bolt at the top of the adjustment bracket. Loosen the bolt by turning it counterclockwise with the ratchet and the same socket. This will loosen the belt. Slide the belt out from under the adjustment pulley. Then, pull the belt out of the alternator pulley and the crankshaft pulley. Remove the belt from the engine compartment.

Where is the adjust bracket on an alternator?

The alternator belt is tensioned inside of the alternator pulley and the crankshaft pulley by an adjustment bracket pulley that is located on the left-hand side of the alternator. Locate the bolt head in the center of the adjustment pulley. Loosen the bolt by turning it counterclockwise with the ratchet and a socket.

How do you seat a belt on a protege?

Tighten the bolt in the middle of the adjustment pulley with the ratchet and socket. Then, look over the belt to ensure that it is properly seated inside of both accessory pulleys. Crank the Protege and let the motor run for around 10 to 15 seconds to completely seat the belt to the inside of the pulleys.

Can a serpentine belt be used for an alternator?

If your vehicle has an alternator belt instead of a serpentine belt, this is the method you will need to use. Be careful not to damage the wiring going into the alternator. The alternator provides the power the engine needs to run through those wires. Slide the belt off of the pulleys and remove it from the car.

What’s the best way to tighten a tensioner pulley?

With the belt around all of the other pulleys, slide it over the tensioner pulley with pressure still on the breaker bar or wrench. Once the belt is in place, slowly reduce the pressure on the wrench, allowing the tensioner pulley to tighten the belt. Do not simply release the auto-tensioner, as that could damage the belt and cause injury.

How much should an alternator belt be deflected?

Typically the belt should depress no more than half an inch; but consult the manual as placement of thumb and distance of deflection may vary. Before beginning, disconnect the battery, and use a volt/ohm meter to confirm that no current is present.

How to adjust alternator belt on Suzuki Swift?

How to fit and adjust the alternator belt on a Suzuki Swift. Double overhead cam engine Tools required 8 mm Allen key and a 12 mm spanner or socket. A good strong pair of fingers Category Howto & Style Show moreShow less Loading… Advertisement AutoplayWhen autoplay is enabled, a suggested video will automatically play next.

What happens when the belt on an alternator breaks?

A closer observation of the alternator will reveal a pulley and belt system that works to convert mechanical energy into electrical energy. The serpentine belt powers the alternator, and if it fails, the alternator will stop working the moment your belt wears out and breaks, or the pulley becomes damaged.

What’s the best way to install an alternator?

Loosen the bolts that hold the alternator in place and remove them. Remove the alternator and set it aside. Take the replacement alternator and, if not already done, feed the bolts into place within the alternator housing. Position the alternator so that you can start to feed the bolts into the holes on the two engine brackets.

When is the best time to replace the alternator belt?

It is a good idea to check if the alternator belt needs replacing before you decide to do something on it.

Can a serpentine belt be replaced in an alternator?

This article will educate you on how to replace alternator belt. An alternator belt also known as a serpentine belt is a continuous, solitary belt that is used to drive numerous devices in an automotive engine, such as power steering pump, alternator, air conditioner compressor, air pump, water pump, and other accessories.

How do I replace an alternator belt on a 4Runner?

How do I Replace a 4Runner Alternator Belt? The Toyota 4Runner model vehicles come equipped with two different types of alternator belts. The first belt is a V-belt that controls each engine accessory separately. The second belt is a serpentine belt that controls the alternator and all of the other engine accessories at the same time.

It is a good idea to check if the alternator belt needs replacing before you decide to do something on it.

How to replace / install the alternator belt and set the.?

Take the belt off put the new one on pull the alternator forward to put the bolts back in the alternator bracket. then put the tensioner bolt back in its place tighten it so the belt has enough tension. VIOLA you have changed it. Check tension a few days later due to it being a manual tensioner.

Why is my alternator so far off alignment?

My alternator is a bit off alignment and has been chewing belts caused by it walking to far to the engine. Before I go through this hassle of trying to figure out how to align it properly does anyone have any experience or advice on this?

What’s the best way to replace an alternator?

Ensure all the bolt and/or nut threads are started and tighten them evenly. On some vehicles, the electrical connections will need to be installed first before permanently tightening the alternator for access reasons. Place the drive belt in position and ‘rotate’ the belt tensioner so the belt can be installed.

Can a manual tensioner be used to replace an alternator?

The belt tensioner will only travel (swing) so far which can make installing the belt difficult. Never pry or force the belt onto the pulley. Vehicles with a manual tensioner or the belt tightens with the alternator, there should about ½ inch of deflection in the belt between the pulleys with the greatest distance between them. 7

What happens if you put the wrong belt on your alternator?

Different vehicles have different sized belts and installing the wrong size could result in failing to power the accessories or even damage to the engine. If your old belt was loose because it had stretched over time, take that into consideration when comparing the two belts.

Where do you put the alternator belt on a four cylinder car?

Many four cylinder vehicles have transverse mounted engines, meaning the engine is mounted at a ninety degree angle from the chassis, placing the belts on the side of the engine bay instead of the front. Look for cracks in the belt. A significant sign that your alternator or serpentine belt needs replacing is visible cracking along the belt.

Is it safe to drive with the alternator belt off?

If the belt only drives the alternator, then yes you can drive a few miles.If as said i also drives the water pump and/or the power steering then no. What car is it? Okay get the belt and get it back on as best as you can so that it is around all pulleys apart from one.

Where does the electricity come from in an alternator?

The revolutions needed to create the electricity come from the engine’s crankshaft which is connected via a rubber belt. This alternator belt is either a v-belt or a flat ribbed belt more commonly known as a serpentine belt.

How much should it cost to replace an alternator belt?

The replacement cost of an alternator belt is typically between $100 and $200 . The part cost is between $25 and $80 while the labor cost is between $75 and $120. Nov 4 2019

How do you install an alternator?

How to Install an Alternator in 10 Steps Step1 – Disconnect the Negative Terminal of the Vehicle’s Battery Step 2 – Loosen the Two Bolts that Hold the Alternator Step 3 – Rotate the Alternator Step 4 – Remove the Electrical Wires Step 5 – Adjust the Bolts Step 6 – Install the Belt Step 7 – Position the Alternator Step 8 – Move the Vise Grip

How do you remove the pulley on an alternator?

To remove the alternator pulley, use a 1/2″ Drive impact wrench to loosen the nut. Most automotive Alternator pulleys use a 15/16 socket. Hold the alternator pulley firmly. You should use a rag or better a heavy glove. Alternators with external fans can rip up.

How do you loosen a serpentine drive belt?

There is a 12 mm and 14 mm bolt that needs to be loosened. You don’t need to remove these bolts completely. Once the bolts are loosened, the alternator can be pushed downwards, which will loosen the serpentine belt. Remove the serpentine/drive belt from the pulleys.

Plus: The best savings tips and a free price comparison. How much to replace an alternator belt? The alternator belt replacement cost (also known as serpentine belt, v-belt, drive belt or fan belt) are made up of material costs (approx. £20 – £30) and labour costs (approx. £60 – £200). For most vehicles, costs of around £80 – £230 can be expected.

How do you disconnect a 12 volt alternator?

1. Disconnect the batteries and/or turn the switch to the “OFF” setting. Disconnect the wiring from the existing alternator. 2. Loosen the mounting & tensioning bolts and remove the existing alternator. 3. Once the alternator is disconnected from the engine, compare its mounting points to those on your new Balmar alternator.

How big is the fan belt on a Chevy P30?

Serpentine 52.75 inches (1340 mm) GM: 10085787 NAPA: 6K525 or 25060525HD Autozone: 525K6 (Duralast) Used: 75 +/- 5lbs New: 125 +/- 5lbs Crank, Water Pump, Alternator, Air Pump Belt Year