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How do you know if your cam chain tensioner is bad?
Symptoms of a Bad or Failing Timing Chain Tensioner Engine may stall or run rough. Noise in the front of the engine (a rattle or rumble, associated with engine speed) Check Engine Light may illuminate and set misfire, camshaft sensor, and crankshaft sensor codes.
How much does it cost to replace a cam chain tensioner?
The average cost to replace timing chain tensioner is around US$1000 to US$1600. In which the service is around US$600 to US$1000 while aftermarket auto parts are estimated between US$450 and US$600.
How tight should a manual cam chain tensioner be?
Preferably, you tighten the rear one “finger tight” first, back it off 1/4 turn; and then take off the rear cam cover, and have a visual check that the chain is still slack between the sprockets on the short top run. Then you have a clear idea whether your own version of “finger tight” is ok, too tight or too loose.
What does a bad cam chain tensioner sound like?
Listen for a metallic sound that resembles a rattling or scrapping noise. The sound can be intermittent or constant, but it will be a metal to metal contact. Such a noise will reveal a loose timing chain hitting the inside of the timing chain cover every time it rotates. You might also hear a metallic slapping noise.
How long do hydraulic cam chain tensioners last?
I don’t object to spending the extra money on any of the cam design upgrade options (hydraulic, gear drive, etc), but the truth is, you can leave the existing design in place, replace the tensioners with new ones and expect to get another 40K-50K miles out of them. For most people that’s 5-10 years of service.
What year did Harley fix the cam chain tensioners?
Regardless, the cam chain tensioner issue occupied more space in Twin Cam forums than the cost of gas debate. All of which in 2007 resulted in H-D modifying the part with a hydraulic actuated tensioner.
Does a loose timing chain make noise?
A normal engine has a consistent and smooth sound that means everything is running well. When the timing chain is loose, it can cause a vibration in the motor resulting in a rattling noise as the engine idles or when starting.
What is cam chain tensioner?
The cam chain tensioner maintains proper tension on the chain and in the V60 is a hydraulic tensioner that requires no maintenance. There is a complete list of maintenance items in the owners manual.
Can timing chain tensioner failure symptoms?
Symptoms of timing chain tensioner failure A rattling noise coming from the engine. Illumination of “Check engine” light. Starting problems. Engine going into limp mode.
What happens when timing chain tensioner fails?
If the tensioner were to fail, there is nothing keeping the chain in place. If the timing chain isn’t in place and breaks while the vehicle is running, the valves will be open, and the piston will hit the valves, causing the vehicle to stop running almost immediately.
Can you drive a car with a bad timing chain tensioner?
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 long does it take to replace timing chain tensioner?
How long does it take to replace timing chain tensioner? Oftentimes, it’s going to take a mechanic between 4 and 6 hours to complete a timing chain replacement job from start to finish.
When should a timing chain tensioner be replaced?
When does a timing chain need to be replaced? The timing chain normally needs to be replaced between 80,000 and 120,000 miles unless there is a specific problem. Issues with the chain are common in higher mileage vehicles.
How much does it cost to fix a timing belt tensioner?
Timing Belt Tensioner Replacement Cost – RepairPal Estimate. Labor costs are estimated between $257 and $325 while parts are priced between $88 and $108. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location. Related repairs may also be needed.
How do you adjust a manual cam chain tensioner KTM?
To manually adjust timing chain, screw the centre steel adjuster in (clockwise) by hand until finger tight. This is taking up the slack in the timing chain. The correct tension is when you tighten until you remove the side movement of the timing chain on the cam sprocket.
Do timing chain tensioners use oil pressure?
The oil pressure of the engine hydraulically operates most timing chain tensioners. When the engine starts, oil pressure allows the tensioner to push the guide against the chain and remove slack. Turning off the engine causes the oil pressure to return to zero.
What does a failing timing belt sound like?
A failing bad timing belt sounds like a ticking noise in front of your car when it starts wearing out. If the belt eventually breaks, it will give a whining noise when trying to start the engine. A whining noise sounds like no compression in the engine.
Why do I hear a rattling noise when I accelerate?
if you hear a pinging or rattling sound when accelerating, low-octane fuel could be the cause. pinging (also called pre-ignition or detonation) can also be the result of carbon deposits, a bad knock sensor, overheating or incorrect ignition timing.
What does a broken camshaft sound like?
The symptoms of a bad camshaft include frequent backfiring and popping. You may also experience cylinder misfires at low and high speeds. Additionally, if your camshaft lobes are worn, you may hear tapping and ticking noises from the upper engine.
What is the most reliable Harley?
Unfortunately, many past Harley-Davidsons suffered reliability and quality-control issues, which made them expensive to own and maintain. But there’s one used Harley that has a particularly bulletproof reputation: the Evolution-engine Harley-Davidson Sportster.
What year did the Twin Cam 88 come out?
The Twin Cam was the second engine from Harley-Davidson to use two cams to drive the valvetrain, the first being the JDH racing model introduced in 1928. The Twin Cam 88 was released for the 1999 model year in September 1998.
What year did Harley switch to Delphi?
With all the changes in 1999-2000, things were quite at Harley-Davidson for a few years, though in 2001 they switched to a better, Delphi EFI system on the bikes that were injected. 2001 was also the first year the Softail line was available with a fuel injected motor.
