Repairing Guides

how much to repair timing chain

by Gilda Breitenberg Published 2 years ago Updated 1 year ago
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Typical costs:

  • Hiring a mechanic to replace a timing chain typically costs $300-$1,000, depending on the make and model of the vehicle, its age and whether the work is performed at a ...
  • Purchased separately, a timing chain typically costs $50-$250 or more. ...
  • Timing chains are often sold in kits which contain additional smaller parts that can be used in the repair. ...

More items...

Timing chain replacement can cost between $600 and $800 for a DIY repair, or between $1,600 and $1,800 with a mechanic. The cost is high due to the complicated nature of replacing this part. If you want to DIY a timing chain replacement, the parts will cost around $650.

Full Answer

How much does replacing a timing chain cost?

Replacing the timing chain is a complicated job, and the labor costs can be quite high. For most cars, a timing chain replacement costs between $413 and $1040, or you can order the parts themselves for $88 and $245. It is a tricky repair though, so unless you’re particularly skilled it’s usually best left to a mechanic.

When should I replace my timing chain?

Signs your timing chain needs to be replaced include:

  • Your vehicle has a rough idle, meaning your engine shakes
  • Your car backfires
  • The vehicle seems to be working harder than normal
  • Your car will not start at all, indicated a complete timing chain failure

When to replace the timing chain on your vehicle?

Timing chain replacement has three key benefits:

  • Improvement in horsepower – Replacing the timing chain will help improve the car’s horsepower. ...
  • Improved fuel economy – Changing the timing chain is also going to improve the gas mileage in your car. ...
  • Reduce car repair costs – Timing chain replacement will also lead to lower repair costs for your car. ...

Do Toyota timing chains need to be replaced?

While a timing belt needs to be replaced around 60,000 miles, a timing chain does not need to be replaced unless there is a problem with it. This has a lot to do with the fact that it is inside of your Toyota Rav4 engine, and not outside of it which is where the timing belt is.

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Is it worth replacing a timing chain?

The Bottom Line. The timing chain is an essential component of any engine, and your car would be useless without it. If your timing chain breaks while you're driving, your vehicle's engine is likely to suffer catastrophic damage.

How long does it take to fix a timing chain?

5 to 8 hoursOverall, replacing the timing chain and its associated hardware should take a qualified mechanic 5 to 8 hours to complete.

Can you drive with a broken time chain?

If the timing chain were to break, it will jeopardize the entire internal combustion process. This means you won't be able to drive your vehicle anymore.

How much does it cost to change a timing chain cover?

Timing Cover Replacement Cost The average cost of replacing a timing cover is around $1835. This includes the average cost of labor ($1085) and the average cost of parts ($750).

What are symptoms of timing chain Problems?

Signs of a Faulty Timing ChainRattling Sound on Starting the Engine or Idling. A common finding in a vehicle with a bad timing chain is unusual rattling noise when the engine is started or when brakes are engaged. ... Misfiring Engine. ... Contaminated Engine Oil. ... Check Engine Light. ... Inability to Start the Engine.

What causes timing chain to break?

What causes a timing chain to break or wear? Over time, the timing chain stretches due to internal component wear. The chain tensioner or the guides that are connected to the timing chain may wear out as well, causing the timing chain to fail completely. If the chain fails, the vehicle will not run at all.

What does it sound like when timing chain is going out?

A lax timing chain, or worse, a broken timing chain with loose parts within the engine, will produce a rattling sound when your car is idling. This rattling sound is typically most prominent while the engine heats up and disappears after some time.

Is there any warning before timing belt breaks?

There are some surefire warning signs you should look out for that could indicate that your timing belt is about to fail: this includes ticking noises, car not starting, piston misfires, exhaust smoke, excess vibrations and oil leaks.

Can you replace a timing chain yourself?

You may find the need to replace your timing chain at some point; however with the right tools, a service manual and some mechanical know-how, you can do it yourself. Just be aware that this is a major job and can have serious consequences for your engine if done incorrectly.

Is a timing chain easy to fix?

Changing a timing chain is not outright difficult but is considered a complex job due to the large number of steps involved. If you can handle tasks like replacing tie rod ends and bleeding brakes, then odds are this is your next step.

Will check engine light come on for timing chain?

Check Engine Light is on A stretched timing chain contributes to poor engine performance and increased emissions, triggering the check engine light and the storing of a diagnostic trouble code. A mechanic will need to inspect the code and prescribe the necessary repairs.

What Does Replacing a Timing Chain Include?

Unlike a timing belt, it’s normally not the chain itself that wears out first, but the tensioners and guides that keep it in its proper position. The chain itself does wear, so all of these parts get replaced during this job. The sprockets on the crankshaft and camshafts also get replaced, since they wear along with the chain.

What Is a Timing Chain?

The timing chain inside your engine connects the crankshaft to your camshafts. Camshafts open and close the intake and exhaust valves at precisely the correct time during the combustion process inside the cylinders. Overall, replacing the timing chain and its associated hardware should take a qualified mechanic 5 to 8 hours to complete.

How much does it cost to replace a timing chain?

Replacing the timing chain is a complicated job, and the labor costs can be quite high. For most cars, a timing chain replacement costs between $413 and $1040, or you can order the parts themselves for $88 and $245. It is a tricky repair though, so unless you’re particularly skilled it’s usually best left to a mechanic.

What Is Done During Timing Chain Replacement?

Replacing the timing chain is a big job which will likely require multiple parts of the engine being disassembles and rebuilt

How to tell if timing chain is bad?

There are usually a few signs that the timing chain on your car should be replaced, some more subtle than others. Poor fuel economy and occasional misfires could be caused by a timing chain issue, as could difficulty starting the car or the engine making a rattling sound regularly .

What is the job of replacing a timing chain?

Replacing the timing chain is a big job which will likely require multiple parts of the engine being disassembles and rebuilt. Before the main work starts the engine will be cleaned thoroughly with de-greaser. The mechanic will determine the firing order of the car.

How does a timing chain work?

The timing chain works as the connection between the camshaft and the crankshaft, and the main responsibility of the chain is to operate the inlet and exhaust valve gear during the stroke cycle of the piston. The chain keeps these valves opening and closing at specific intervals, helping the engine to function properly.

How to make sure number 1 cylinder is up?

They will ensure that the number 1 cylinder is up by removing the spark plug and placing a screwdriver in the spark plug hole, with the piston near the top of the screwdriver

Why use timing chain?

The use of a timing chain helps reduce the likelihood of this happening as it’s designed to last much longer than the belt, so unless you’re buying a much older vehicle there should be less risk of major repairs in the future.

How Much Does Timing Chain Replacement Cost?

Earlier, we spoke at length about how important your car’s timing chain is. This might have led you to believe that replacing a timing chain is going to cost you a pretty penny. And guess what? You’re 100 percent right in that assumption. The timing chain replacement cost is more than a lot of other auto repair jobs—and rightfully so. Since your timing chain is so essential, it’s only right that you fork over a nice chunk of change to have it fixed.

How Long Does It Take to Replace a Timing Chain?

Oftentimes, it’s going to take a mechanic between 4 and 6 hours to complete a timing chain replacement job from start to finish.

What Is a Timing Chain?

Most people are familiar with the chains that are found on bicycles. Those chains play a very important role when it comes to keeping your bike moving. Timing chains operate in much the same way that bicycle chains do, with the one big difference being that timing chains in cars are usually a whole heck of a lot thicker than bike chains are. They’re designed to live up to the heavy demands that are put on timing chains over the years.

How Long Does a Timing Chain Last?

But it’s important to note that your car’s timing chain is not going to last forever. There is a chance that you will need to have it replaced with a new one at some point during your ownership of a vehicle.

What Are the Signs of a Bad Timing Chain?

Although timing chain replacement might not ever be something that pops up on your radar, it’s a good idea to keep a close eye out for signs of trouble with a timing chain. The sooner that you’re able to catch a problem with your car’s timing chain, the sooner you can have it replaced and stop a bad timing chain from causing additional problems with your car. You should make it a point to look out for any signs that could indicate issues with a timing chain and suggest that you need to prepare to pay the timing chain replacement cost.

Should You Sell a Car If It Has a Bad Timing Chain?

Is the timing chain replacement cost too high for you? Or does it seem like it doesn’t make a ton of sense to replace a timing chain in an old car that’s well past its prime? If you answered “yes” to either of these questions, you might want to consider selling your car for cash instead of doing timing chain replacement.

Why use a timing chain tensioner?

The timing chain tensioner ensures that your timing chain isn’t ever able to skip a single tooth on your camshaft gear. As long as your timing chain and everything that surrounds it is in good working order, you won’t have to worry about your intake and exhaust valves opening and closing at the correct times. Your timing chain will always be working behind the scenes to keep your engine in great condition.

How are Timing Chains replaced?

Replacement involves removal of the timing cover, timing chain tensioner, timing chain, and timing chain guide rails. These are all replaced during a timing chain service. Timing chain guides are typically held in place by pins or fasteners, and one end will typically be left to pivot freely with the timing chain. Once all components are removed, the timing components can be installed onto the engine, and the engine will be tested for proper operation and timing before additional components are replaced.

What happens if your timing chain is broken?

If the timing chain is found to be broken, or the camshaft position is too far out of specification, the timing chain will require replacement to restore the vehicle to operating condition.

How does the Timing Chain work?

The timing chain is installed on the engine, behind the timing cover. This chain is much like a thicker version of a bicycle chain, which meshes with the crankshaft timing gear and camshaft timing gear. It is held tight by the timing chain tensioner to ensure the chain is not able to skip a tooth, or 'jump time'. The chain is driven by a gear on the crankshaft, which turns at the speed of the crankshaft at all times. Since the chain is tight, and does not change in length, it turns the camshaft gear (s) in order to open and close the intake and exhaust valves at the right time no matter the speed of the engine.

What are the symptoms of a bad Timing Chain?

This is because the engine can no longer turn synchronously. This may lead to internal engine damage if the engine does not have valve reliefs built into the engine’s pistons. The check engine light will illuminate on the dashboard in the event of total failure, and OBD trouble codes for misfires, crankshaft position, and camshaft position will be stored. Also, when attempting to start the engine, it may sound different than normal. At worst, metallic clattering noises may be heard in the event mechanical damage.

How are Timing Chain issues diagnosed?

A vehicle with the above symptoms would be suspected of timing chain failure immediately, and a quick inspection can verify the diagnosis right away. This would involve removal of the timing chain inspection cover, and noting the observed condition of the timing chain. If the timing chain is found to be broken, or the camshaft position is too far out of specification, the timing chain will require replacement to restore the vehicle to operating condition.

Can I replace the Timing Chain myself?

Since timing chain replacement necessitates much deconstruction and the removal of timing components, it is not recommended for the DIYer to attempt this task. A thorough knowledge of internal engine components, engine timing, additional systems, and several specialty tools are required to properly perform this repair. If there is any doubt surrounding accomplishing this task correctly, even the seasoned DIYer should leave this job to a professional.

Why is the timing chain tensioner tight?

It is held tight by the timing chain tensioner to ensure the chain is not able to skip a tooth, or 'jump time'. The chain is driven by a gear on the crankshaft, which turns at the speed of the crankshaft at all times.

How to know if you need to replace timing chain?

Some of the symptoms you should look out for that will determine if you need to replace the timing chain or not are; Engine will turn but refuse to start. The engine will rattle when it is idle. Vehicle will not respond or accelerate. The check engine light turns on.

How much does it cost to replace a timing chain on a Ford 150?

Is your Ford-150 timing chain having problems and you do not know how much you should budget? The average cost to replace it is between 1093 and 1434 US dollars. The parts price is between 106 and 187 dollars while the labor cost is between $987 and $1247. You might be wondering why the labor cost is very expensive but the fact is replacing timing chain is very time consuming.

Why does my timing chain make a rattling sound?

There are so many indicators that might arise for you to notice that your timing chain needs to be replaced. If your car makes rattling sound and you have trouble starting it , there might be a problem with your timing chain. It might also be unusual sound from the engine and you might have to take it to a mechanic.

Can you postpone timing belt replacement?

As said at the beginning of this post, do not postpone the repairs if you see any of the symptoms. You might end up having a damaged engine and you will spend more than you were supposed to use in replacing the timing belt. Always remember to take your car in for a complete diagnosis.

Do you need to change timing chain when check engine light turns on?

The check engine light turns on. You do not need to maintain the timing chain but change it if you notice any of the above symptoms. When you want to change it, make sure any guides with it is also replaced. This is to avoid any repeated occurrence.

How much does it cost to replace a timing chain?

The cost of replacing a timing chain varies based on the car's make and model. A timing chain replacement will cost between $1,000.00 and $1,800.00 on average. If your mechanic has told you that your timing chain is broken and needs to be replaced so that your engine can start, the time it will take to replace it is likely to be between 3 and 4 hours.

How long do timing chains last?

I have seen timing chains fail due mainly to tensioner problems at 50000 km of use but generally a small displacement car engines up to about 3 litre (186 cubic inches ) chains last longer than belts which often need replacement at 50-60,000 miles or 80-100,000 km

How to check timing chain?

A timing chain can be checked by taking the distributor cover off and then putting a breaker and socket on the crankshaft pulley bolt. Move the breaker bar in one direction and keep an eye on the inside of the distributor, then move the breaker bar in the other direction. If the distributor turns Right away as you turn the crankshaft pulley then the chain is tight. If you turn the crankshaft pulley and it takes a bit of turning on the crankshaft pulley before the distributor turns, then the chain might be stretched. So to sum it up, you are watching how many degrees the crankshaft will turn before the distributor moves. It should move right away meaning the chain is good.

How many miles does a chain need to be changed?

For example if the vehicle has 130,000 miles and it chain was never changed, I would go ahead and change the chain for security.

Why did they tighten the tolerances on the belts?

They had to tighten up the tolerances to get enough performance out of many motors which is why if the belt breaks, there is a reasonable chanc

Does Honda 3.5L V6 have a timing belt?

Most engines will suffer internal damage if the belt breaks, so I think customers started to prefer engines with timing chains. The Honda 3.5L V6 is one of the few that I am aware of that has a timing belt.

Is it difficult to replace a chainsaw chain?

It's basically all about accessibility. Replacing the chain itself isn't difficult, but you have to line up the timing marks exactly.

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