Is the vq35 reliable?
That said, the VQ35DE is a reliable engine that’s known to make it beyond 200,000 miles with few failures or major issues.
What do I need to replace timing chain on VQ35DE engine?
I’m doing it with the engine out of the engine as I’m swapping it into a 5.5 Gen, so the upper oil pan is already removed and I’ll be going from there. Most stuff I’ve seen in my travels says to replace all three chains, the main tensioner, the top guide, the slack guide, and the two small guides in the camshaft chains.
Are there any problems with the Nissan VQ35DE?
Moving onto a more legitimate common engine issue for the 3.5 V6 VQ35DE engine. Again, most problems likely aren’t as common as the internet may lead you to believe. However, the timing chain guides and tensioners are two of the more common problems on the VQ35DE. As the names suggest, these parts help keep tension and guide the timing chain.
What was the problem with my timing chain?
My car’s problem was a rattle during start up. It would rattle everytime I start the engine after it was sitting for about 1 hour or so. Sometimes it would rattle sometimes not. Finally I openned the cap where the main timing chain tensioner and I saw that main timing chain guide broke.
Where is the timing chain in an engine?
Every internal combustion engine has a timing chain or belt. It’s in the front of the engine attached to a set of gears and pulleys that power components like the crankshaft and camshaft. A properly tensioned chain is critical to maintaining the timing between the pistons and the valves.
I’m doing it with the engine out of the engine as I’m swapping it into a 5.5 Gen, so the upper oil pan is already removed and I’ll be going from there. Most stuff I’ve seen in my travels says to replace all three chains, the main tensioner, the top guide, the slack guide, and the two small guides in the camshaft chains.
Moving onto a more legitimate common engine issue for the 3.5 V6 VQ35DE engine. Again, most problems likely aren’t as common as the internet may lead you to believe. However, the timing chain guides and tensioners are two of the more common problems on the VQ35DE. As the names suggest, these parts help keep tension and guide the timing chain.
What happens to timing chain when tensioner fails?
If the tensioner fails and the chain becomes loose, the timing of the engine is thrown off. Whether the timing chain itself has stretched, or a tensioner isn’t doing its job, the result is the same. Here’s some tell-tale signs of a timing chain problem.
Are there any problems with the VW timing chain?
A Volkswagen timing chain tensioner lawsuit alleges numerous VW and Audi vehicles have defects in the timing chain tensioning systems that cause complete engine failure. This problem has popped up in the following Volkswagen generations.