What are the symptoms of a bad timing chain?
Common signs of a faulty timing chain include engine misfires, metal shavings found in the oil, and rattling sounds from the engine while idling….Engine misfires or runs poorly.
Metal shavings found in the oil.
Engine won’t start or fails.
Check Engine Light is on.
Engine rattles while idling..
What does a bad timing chain tensioner sound like?
If you hear a rattling or scraping sound, with no other noise being emitted from the engine, it indicates a bad timing chain. Do not run the engine excessively long with the belts off.
Does a timing chain make noise?
Timing chain noise is commonly most noticeable during cold startup of the vehicle when oil pressure and oil flow is at its lowest. Excess slack in the timing chain can cause a rattling sound or even a clanking sound if the slack is severe enough to cause the chain to contact the timing chain cover.
How long will a noisy timing chain last?
Keeping the proper oil level will ensure that the timing chain is always lubricated. This is especially important considering that many modern engines are known to consume oil. In a well-maintained engine, a timing chain can last up to 300,000 miles or even longer.
How much does it cost to replace 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.
What causes a timing chain to go bad?
A timing chain can break with either too much or not enough tension. If the chain does not have enough tension, it can develop slack. … A chain with too much tension can also fail, as it is placed under excessive stress. Tension increases friction and heat in the chain, which can result in failure.