What happens when Subaru timing belt breaks?
If the timing belt breaks completely, there’ll be no connection between the engine’s driveshaft and camshaft(s) and the engine will stall and won’t be able to start. The timing system operates the engine valves — without it, the engine simply can’t get going.
Can timing belt break damage engine?
Timing belts are developed to be strong and durable, but they will eventually wear out. When the belt breaks, the valves won’t close in time, and the pistons hitting against them begin to cause immediate engine damage.
When should a timing belt be replaced on a STI?
When to replace the timing belt? Every 60k-90k miles. If an engine is equipped with a timing belt, the timing belt must be replaced at the service interval specified by the vehicle manufacturer regardless of whether or not any problem is visible, typically in the range of 60,000 to 90,000 miles.
Why are WRX STI so unreliable?
The WRX STI has had well-documented issues with its EJ25 2.5-liter turbocharged Boxer engine. There have been a number of lawsuits over premature engine failure due to a defect that allowed contaminated oil to carry “damaging metal debris through the engines,” according to court documents.
What does a bad 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.
Does STI have timing belt?
What Kind of Timing System Does My Subaru Have? Since 2013, all Subaru engines have been equipped with timing chains rather than belts – except for the high-performance Subaru WRX and WRX STI. The WRX got one more year with a timing belt in 2014, and the WRX STI still uses a timing belt to this day.
Can a WRX be faster than an STI?
Driving experience is the big difference between the Subaru WRX and the WRX STI. Simply put, the STI has more of everything. It goes faster, corners flatter, and brakes harder. The STI also includes the driver-controlled center differential.
When to change timing belt on Subaru WRX?
Since changing the timing belt is somewhat of an involved process, it would be wise to replace those two parts at the same time since they’re easily accessable when everything is apart and failure of either of those two (hundred dollar or so) parts could cause catastrophic engine failure and cost thousands. 2.
How often should I replace my timing belt?
If you have a WRX or STI, about every 100,000 miles you are due to go in and replace your timing belt. Typically, when you do this service, you want to replace most of the parts associated with the timing belt so that you will have another 100,000 miles or so of trouble free operation.
Where are the oil plugs on a Subaru WRX?
You’ll see oil either at the bottom of the timing cover or behind right under the cam gears if they’re leaking, and yes the dealer should have those on the shelf. Those access plugs are on the front of the block with 10mm (I think) hex keys in them.
Can a Subaru WRX leak at 130K miles?
Honestly, none of the three WRXs I’ve done recently were leaking there at 130K miles-ish, but it’s quite common on EJ25 SOHC. Dealer will have those washers on the shelf too