Toyota Timing Chain Tensioner O Ring Replacement
The chain does not need to come off so no worries about timing it.
Toyota timing chain tensioner o ring replacement. Should be approx 1 2 or less. Search google for toyota nation diy 2003 2008 corolla matrix timing chain tensioner replacement. Guides uncategorized toyota uses both timing belts and timing chains in their vehicles and it is important to know which type your vehicle employs. From what i ve seen a chain stretched enough to cause p0016 is in the 3 4 range.
Customer brought to a shop and they wanted to replace parts that looks like it was leaking but the real problem was that the timing chain tensioner gasket w. Not recommended for everyone. Before you tear into it i d remove the 4 bolt tensioner cover plate and snap a pic of the 1 chain tensioner showing how far the plunger is extended. You can do it yourself with not that many tools.
Toyota timing belt or chain complete list august 15 2017 tbk5150 f a q. Seems to be a genuine oem part. This is because as the chain wears out it stretches and the ignition and valve timing becomes more retarded. A worn timing chain chain guides or chain tensioner can also cause a variety of noises originating from the timing chain cover area of the engine.
The symptoms are oil leaking from the timing chain tensioner which should be sealed with an o ring therefore i presume the o ring is faulty. Toyota did not diagnose the leak i only asked for a price to change the o ring. The timing chain noises can range from rattling to whirring whining or buzzing. Then motor oil begins slowly leaking out from around the timing chain tensioner assembly.
If you are concerned replace whatever parts you desire. You can just replace the failed tensioner nothing else really goes wrong with that system otherwise as far as guides etc. It s a common problem on the 2003 to 2008 toyota corolla for the rubber o ring on the timing chain tensioner to become dry and brittle after a few years. If your chain really is elongated you ll notice an improvement when it s replaced.
There is a possibility that you could cause the timing chain to jump timing.