The 3.6-liter Subaru EZ36D engine (or EZ36 for short) has been produced at the Gunma Oizumi Plant since 2008 and is installed on the company’s most popular models, such as the Legacy, Outback and Tribeca. He received a reinforced cylinder block, inside of which cast-iron liners 1.5 mm thick are installed. They covered the block with new cylinder heads, which were equipped with a variable valve timing system on the intake and exhaust camshafts Dual AVCS.
EZ family: EZ30, EZ36.
Specifications
| Production years | since 2008 |
| Displacement, cc | 3629 |
| Fuel system | injector |
| Power output, hp | 250 – 260 |
| Torque output, Nm | 350 |
| Cylinder block | aluminum H6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 92 |
| Piston stroke, mm | 91 |
| Compression ratio | 10.5 |
| Hydraulic lifters | no |
| Timing drive | three chains |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 6.3 |
| Fuel type | petrol |
| Euro standards | EURO 4/5 |
| Fuel consumption, L/100 km (for Subaru Tribeca 2010) — city — highway — combined |
16.2 9.0 11.6 |
| Engine lifespan, km | ~320 000 |
| Weight, kg | 185 |
| Features | DOHC |
| Phase regulator | Dual AVCS |
The engine was installed on:
- Subaru Legacy 5 (BM) in 2009 – 2014, Legacy 6 (BN) in 2014 – 2019;
- Subaru Outback 4 (BR) in 2009 – 2014, Outback 5 (BS) in 2014 – 2020;
- Subaru Tribeca 1 (WX) in 2008 – 2014.
Disadvantages of the EZ36 engine
- Most often, the network complains about high fuel consumption and regular oil leaks;
- In second place is overheating due to another problem with the cooling system;
- From cheap oil, the tensioner fails here and the timing chain starts to make noise;
- Low reliability also has a pressure regulator in the fuel pump;
- On runs over 150 – 200 thousand km, oil consumption for waste is often already present.
Frequently asked questions about the Subaru EZ36
How much power does the Subaru EZ36 make?
The Subaru EZ36 develops 250 - 260 hp and 350 Nm of torque.
How much oil does the Subaru EZ36 take and which one?
Engine oil capacity: 6.3 liters. Recommended oil: 5W-30.
Does the Subaru EZ36 have a timing belt or chain?
Timing drive of the Subaru EZ36: three chains.
Is the Subaru EZ36 turbocharged?
No, the Subaru EZ36 is naturally aspirated.
Does the Subaru EZ36 need valve clearance adjustment?
Yes, there are no hydraulic lifters, so the valve clearances have to be checked and adjusted periodically.
How long does the Subaru EZ36 last?
The typical lifespan of the Subaru EZ36 is ~320 000 km with proper maintenance.
What is the fuel consumption of the Subaru EZ36?
Subaru Tribeca 2010: city 16.2, highway 9.0, combined 11.6 L/100 km.
What cars was the Subaru EZ36 installed on?
Subaru Legacy 5 (BM) in 2009 - 2014, Legacy 6 (BN) in 2014 - 2019; Subaru Outback 4 (BR) in 2009 - 2014, Outback 5 (BS) in 2014 - 2020; Subaru Tribeca 1 (WX) in 2008 - 2014.
What are the common problems of the Subaru EZ36?
Most often, the network complains about high fuel consumption and regular oil leaks. In second place is overheating due to another problem with the cooling system. All known problems.
What engines are related to the Subaru EZ36?
EZ family: EZ30.
