What causes a timing belt to jump?
There are several reasons, The tensioner is failing and not holding adequate tension on the belt. The belt is excessively worn and the teeth on the belt are coming off. Debris either external or bits of belt getting between the belt and a pulley.
How can you tell if your car jumped timing?
Signs of Timing Chain about to Jump
- The big sign that a timing belt is about to jump or break is clanking sounds.
- You might also hear the rattling noise when you are speeding up and slowing down.
- Another thing to look out for as a warning that your timing chain might be about to jump is your engine burning a lot of oil.
When to change the timing belt on a Subaru Legacy?
For instance, Subaru recommends that the timing belt in the Legacy get an inspection every 30000 miles. That’s just an inspection, and they recommend a replacement every 105,000 miles. The recommended change time for a timing belt on a Subaru is actually pretty impressive compared to most other models of vehicles.
Why does my Subaru timing belt make a ticking sound?
As the timing belt begins to break down the teeth on the inside can break off and as it rotates between the camshaft and a crankshaft gear it can produce a ticking sound. The sound is not unlike a fast spinning roulette wheel in some vehicles.
Why do you need a timing belt on a Subaru WRX STI?
If you are wondering why, it’s because the WRX STI is a high-performance vehicle with an engine that is typically under more stress than your average Subaru. The result of that is the process of replacing a timing belt is easier than replacing the timing chain. But that’s only because of the stress of a high-performance engine.
Why does it cost so much to replace timing belt?
The reason that the cost of replacing the timing belt is so high is that it’s a fairly involved repair job. It takes some effort to get into a vehicle’s engine deep enough to get their timing belt out, so the labour cost is really where most of the fees are coming from.