EJ253 Subaru EJ253

Опозитний 4-циліндровий двигун Subaru з атмосферним впорском, відомий своєю надійністю, але схильний до проблем з прокладкою головки блоку циліндрів.

Brand: Subaru Type: Petrol Configuration: Flat-4 Production Years: 2004 - 2013 Production: Ota, Gunma, Japan
27 Brand engines
2 Modifications

Technical Specifications

Engine Displacement 2.5 L (2,457 cc)
Configuration Flat-4
Number of Cylinders 4
Valves per Cylinder 4
Power 165 - 173 л.с.
Torque 226 - 250 Н*м
Cylinder Bore 92.00 mm
Piston Stroke 75.00 mm
Compression Ratio 10.5:1
Firing Order 1-3-2-4
Fuel System Multi-point Fuel Injection
Aspiration Naturally Aspirated
Intercooler No
Maximum RPM 6,000 rpm
Max Torque RPM 4,400 rpm
Valve Train DOHC
Timing Drive Belt
Timing belt replacement interval 105,000 km
Block Material Aluminum
Head Material Aluminum
Engine Weight 150 kg
Dimensions (L×W×H) 600 × 600 × 600 mm
Lubrication System Wet sump
Cooling System Liquid cooling

Additional Information

Engine Family Subaru EJ series
Manufacturing Plant Ota, Gunma, Japan
Predecessor EJ251
Successor EJ255

Maintenance

Engine Oil Capacity 5.5 L (with filter: 6 L)
Recommended Viscosity 5W-30
Oil Standard API SN, ILSAC GF-5
Recommended Brands Subaru Genuine Oil, Mobil 1, Castrol Edge
Oil Change Interval 10 000 km or 6 mo
Oil Filter 15208AA100
Air Filter 16546AA100
Replace every 30 000 km
Spark Plugs Type: Iridium
Part number: 22401AA600
Gap: 1.1 mm
Quantity: 4 pcs
Replace every 60 000 km
Coolant Capacity 9 L
Coolant Type Subaru Long Life Coolant (Subaru Coolant)
Coolant Change Interval 240 000 km
Thermostat Opening Temperature 90°C
Operating Temperature 90°C
Max Operating Temperature 110°C
Critical Temperature 120°C
Annual Maintenance Cost 500-800 USD

Reliability

Reliability rating: 8/10

Expected lifespan: 300 000 km

Common problems

Problem Severity Mileage Repair cost
Head gasket failure High 100000-150000 km $1500-2500
Oil consumption issues Medium 80000-120000 km $500-1000

Known defects

  • Some models have issues with head gasket integrity
  • Oil leaks from camshaft seals

Warranty extensions

  • Subaru offers extended warranty options for certain models

Tuning potential

Tuning potential: Medium | Max. safe power: 300 hp

Stage Power Torque Method Cost
Stage 1 190 hp 270 Nm ECU remap only
Reliability impact: Minimal 		$400
Stage 2 220 hp 300 Nm -
Required: Upgraded exhaust, ECU remap
Reliability impact: Low 		$1200
Stage 3 250 hp 350 Nm -
Required: Turbocharger upgrade, Intercooler upgrade, ECU remap
Reliability impact: Medium 		$3000

Popular modifications

  • ECU tuning
  • Cold air intake
  • Performance exhaust

Tuning limitations

  • Stock internals limit power to around 300hp
  • Cooling system upgrades needed for high power applications

Детальні технічні характеристики

13
модифікацій
170–177
к.с.

Спільні характеристики

Back suspension Independent, spring
Boost type none
Capacity 2457 cm3
Country Japan
Cylinder layout opposed
Engine code EJ253
Engine type Gasoline
Front suspension Independent, spring
Injection type distributed injection (multipoint)
Number of cylinders 4
Valves per cylinder 4

Модифікації двигуна

2.5 CVT 4WD (170 hp)
Привід All wheel drive (AWD) КПП Continuously variable transmission (CVT) Exiga 1 [рест.] 2008–2018
170 hp
engine
Compression ratio 11
Cylinder bore 99.5 mm
Engine model ej25
Engine placement Front, longitudinal
Engine power 170 hp
Fuel tank capacity 65 l
Max power (kW) 125 kW
Max power at RPM 5600 RPM
Maximum torque 229 N*m
Stroke cycle 79 mm
Turnover of maximum torque 4000 RPM
fuel
Fuel 95
Mixed driving fuel consumption per 100 km 7.9 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Continuously variable transmission (CVT)
dimensions
Back track width 1530 mm
Clearance 150 mm
Curb weight 1560 kg
Front track width 1525 mm
Full weight 1945 kg
Height 1660 mm
Length 4740 mm
Number of doors 5
Wheelbase 2750 mm
Width 1775 mm
suspension
Front brakes ventilated disc
Rear brakes Disc
Steering wheel position Right
Wheel size 215/45 R18, 215/50 R17
other
Body type Wagon
Car class D
Disc size 7.5x18 ET51, 7x17 ET55, 7x18 ET55, 8x18 ET48
Number of seater 6
Pitch Circle Diameter DIA56.1 5x100 mm
Timing belt DOHC
2.5 AT 4WD (173 hp)
Привід All wheel drive (AWD) КПП Automatic Legacy 4 [рест.] 2006–2009
173 hp
engine
Compression ratio 10
Cylinder bore 99.5 mm
Engine model EJ253
Engine placement Front, longitudinal
Engine power 173 hp
Fuel tank capacity 64 l
Max power (kW) 127 kW
Max power at RPM 6000 RPM
Maximum torque 227 N*m
Min trunk capacity 433 l
Stroke cycle 79.0 mm
Turnover of maximum torque 4400 RPM
performance
Acceleration (0-100 km/h) 10.8 s
Max speed 217 km/h
fuel
City driving fuel consumption per 100 km 11.9 l
Fuel 95
Highway driving fuel consumption per 100 km 6.5 l
Mixed driving fuel consumption per 100 km 8.5 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Automatic
Number of gear 4
dimensions
Back track width 1490 mm
Clearance 150 mm
Curb weight 1415 kg
Front track width 1495 mm
Full weight 1800 kg
Height 1425 mm
Length 4665 mm
Number of doors 4
Wheelbase 2670 mm
Width 1730 mm
suspension
Front brakes ventilated disc
Rear brakes Disc
Steering wheel position Left/Right
Wheel size 215/45 R17
other
Body type Sedan
Car class D
Disc size 7.5x17 ET52, 7x17 ET55, 7x18 ET55, 8x18 ET48
Number of seater 5
Pitch Circle Diameter DIA56.1 5x100 mm
Timing belt SOHC
2.5 MT 4WD (173 hp)
Привід All wheel drive (AWD) КПП Manual Legacy 4 [рест.] 2006–2009
173 hp
engine
Compression ratio 10
Cylinder bore 99.5 mm
Engine model EJ253
Engine placement Front, longitudinal
Engine power 173 hp
Fuel tank capacity 64 l
Max power (kW) 127 kW
Max power at RPM 6000 RPM
Maximum torque 227 N*m
Min trunk capacity 433 l
Stroke cycle 79.0 mm
Turnover of maximum torque 4400 RPM
performance
Acceleration (0-100 km/h) 9.3 s
Max speed 219 km/h
fuel
City driving fuel consumption per 100 km 11.7 l
Fuel 95
Highway driving fuel consumption per 100 km 6.7 l
Mixed driving fuel consumption per 100 km 8.5 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Manual
Number of gear 5
dimensions
Back track width 1490 mm
Clearance 150 mm
Curb weight 1395 kg
Front track width 1495 mm
Full weight 1500 kg
Height 1425 mm
Length 4665 mm
Number of doors 4
Wheelbase 2670 mm
Width 1730 mm
suspension
Front brakes ventilated disc
Rear brakes Disc
Steering wheel position Left/Right
Wheel size 215/45 R17
other
Body type Sedan
Car class D
Disc size 7.5x17 ET52, 7x17 ET55, 7x18 ET55, 8x18 ET48
Number of seater 5
Pitch Circle Diameter DIA56.1 5x100 mm
Timing belt SOHC
2.5 AT AWD (173 hp)
Привід All wheel drive (AWD) КПП Automatic Impreza 2 [2th restyling] 2005–2007
173 hp
engine
Compression ratio 10
Cylinder bore 99.5 mm
Engine placement Front, longitudinal
Engine power 173 hp
Fuel tank capacity 60 l
Max power (kW) 129 kW
Max power at RPM 6000 RPM
Max trunk capacity 1266 l
Maximum torque 224 N*m
Min trunk capacity 395 l
Stroke cycle 79.0 mm
Turnover of maximum torque 4400 RPM
performance
Acceleration (0-100 km/h) 8.3 s
Max speed 200 km/h
fuel
City driving fuel consumption per 100 km 14.4 l
Cruising range from 400 to 710 km
Fuel 95
Highway driving fuel consumption per 100 km 7.9 l
Mixed driving fuel consumption per 100 km 10.3 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Automatic
Number of gear 4
dimensions
Back track width 1450 mm
Clearance 155 mm
Curb weight 1392 kg
Front track width 1460 mm
Full weight 1840 kg
Ground clearance 150 mm
Height 1470 mm
Length 4465 mm
Number of doors 5
Wheelbase 2525 mm
Width 1695 mm
suspension
Front brakes Disc
Rear brakes Disc
Steering wheel position Left/Right
Wheel size 205/55 R16
other
Body type Wagon
Car class C
Front track 1460 mm
Number of seater 5
Pitch Circle Diameter DIA56.1 5x100 mm
Rear track 1460 mm
Timing belt SOHC
2.5 AT AWD (175 hp)
Привід All wheel drive (AWD) КПП Automatic Impreza 2 [2th restyling] 2005–2007
175 hp
engine
Compression ratio 10
Cylinder bore 99.5 mm
Engine placement Front, longitudinal
Engine power 175 hp
Fuel tank capacity 60 l
Max power (kW) 129 kW
Max power at RPM 6000 RPM
Maximum torque 229 N*m
Min trunk capacity 401 l
Stroke cycle 79 mm
Turnover of maximum torque 4400 RPM
performance
Acceleration (0-100 km/h) 12.8 s
Max speed 200 km/h
fuel
City driving fuel consumption per 100 km 13.1 l
Fuel 95
Highway driving fuel consumption per 100 km 9.6 l
Mixed driving fuel consumption per 100 km 9.6 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Automatic
Number of gear 4
dimensions
Back track width 1475 mm
Clearance 150 mm
Front track width 1485 mm
Full weight 1730 kg
Height 1440 mm
Length 4465 mm
Number of doors 4
Wheelbase 2525 mm
Width 1740 mm
suspension
Front brakes Disc
Rear brakes Disc
Steering wheel position Left/Right
Wheel size 205/55 R16
other
Body type Sedan
Car class C
Number of seater 5
Pitch Circle Diameter DIA56.1 5x100 mm
Timing belt SOHC
2.5 MT AWD (173 hp)
Привід All wheel drive (AWD) КПП Manual Impreza 2 [2th restyling] 2005–2007
173 hp
engine
Compression ratio 10
Cylinder bore 99.5 mm
Engine placement Front, longitudinal
Engine power 173 hp
Fuel tank capacity 60 l
Max power (kW) 129 kW
Max power at RPM 6000 RPM
Max trunk capacity 1266 l
Maximum torque 224 N*m
Min trunk capacity 395 l
Stroke cycle 79.0 mm
Turnover of maximum torque 4400 RPM
performance
Acceleration (0-100 km/h) 8.3 s
Max speed 200 km/h
fuel
City driving fuel consumption per 100 km 14.4 l
Cruising range from 400 to 710 km
Fuel 95
Highway driving fuel consumption per 100 km 7.9 l
Mixed driving fuel consumption per 100 km 10.3 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Manual
Number of gear 5
dimensions
Back track width 1450 mm
Clearance 155 mm
Curb weight 1392 kg
Front track width 1460 mm
Full weight 1840 kg
Ground clearance 150 mm
Height 1470 mm
Length 4465 mm
Number of doors 5
Wheelbase 2525 mm
Width 1695 mm
suspension
Front brakes Disc
Rear brakes Disc
Steering wheel position Left/Right
Wheel size 205/55 R16
other
Body type Wagon
Car class C
Front track 1460 mm
Number of seater 5
Pitch Circle Diameter DIA56.1 5x100 mm
Rear track 1460 mm
Timing belt SOHC
2.5 MT AWD (175 hp)
Привід All wheel drive (AWD) КПП Manual Impreza 2 [2th restyling] 2005–2007
175 hp
engine
Compression ratio 10
Cylinder bore 99.5 mm
Engine placement Front, longitudinal
Engine power 175 hp
Fuel tank capacity 60 l
Max power (kW) 129 kW
Max power at RPM 6000 RPM
Maximum torque 229 N*m
Min trunk capacity 401 l
Stroke cycle 79 mm
Turnover of maximum torque 4400 RPM
performance
Acceleration (0-100 km/h) 8.3 s
Max speed 200 km/h
fuel
City driving fuel consumption per 100 km 12.1 l
Fuel 95
Highway driving fuel consumption per 100 km 7.1 l
Mixed driving fuel consumption per 100 km 8.9 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Manual
Number of gear 5
dimensions
Back track width 1475 mm
Clearance 150 mm
Curb weight 1380 kg
Front track width 1485 mm
Full weight 1730 kg
Height 1440 mm
Length 4465 mm
Number of doors 4
Wheelbase 2525 mm
Width 1740 mm
suspension
Front brakes Disc
Rear brakes Disc
Steering wheel position Left/Right
Wheel size 205/55 R16
other
Body type Sedan
Car class C
Number of seater 5
Pitch Circle Diameter DIA56.1 5x100 mm
Timing belt SOHC
2.5 AT AWD (177 hp)
Привід All wheel drive (AWD) КПП Automatic Legacy 4 2003–2006
177 hp
engine
Compression ratio 10
Cylinder bore 99.5 mm
Engine placement Front, longitudinal
Engine power 177 hp
Fuel tank capacity 64 l
Max power (kW) 130 kW
Max power at RPM 6000 RPM
Maximum torque 229 N*m
Min trunk capacity 433 l
Stroke cycle 79.0 mm
Turnover of maximum torque 4400 RPM
fuel
City driving fuel consumption per 100 km 11.4 l
Fuel 95
Highway driving fuel consumption per 100 km 6.1 l
Mixed driving fuel consumption per 100 km 8.2 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Automatic
Number of gear 4
dimensions
Back track width 1490 mm
Clearance 150 mm
Curb weight 1509 kg
Front track width 1495 mm
Full weight 1930 kg
Height 1425 mm
Length 4635 mm
Number of doors 4
Wheelbase 2670 mm
Width 1730 mm
suspension
Front brakes ventilated disc
Rear brakes Disc
Steering wheel position Left/Right
Wheel size 205/50 R17
other
Body type Sedan
Car class D
Number of seater 5
Pitch Circle Diameter DIA56.1 5x100 mm
Timing belt SOHC
2.5 MT AWD (177 hp)
Привід All wheel drive (AWD) КПП Manual Legacy 4 2003–2006
177 hp
engine
Compression ratio 10
Cylinder bore 99.5 mm
Engine placement Front, longitudinal
Engine power 177 hp
Fuel tank capacity 64 l
Max power (kW) 130 kW
Max power at RPM 6000 RPM
Maximum torque 229 N*m
Min trunk capacity 433 l
Stroke cycle 79.0 mm
Turnover of maximum torque 4400 RPM
fuel
City driving fuel consumption per 100 km 11.2 l
Fuel 95
Highway driving fuel consumption per 100 km 6.4 l
Mixed driving fuel consumption per 100 km 8.6 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Manual
Number of gear 5
dimensions
Back track width 1490 mm
Clearance 150 mm
Curb weight 1485 kg
Front track width 1495 mm
Full weight 1930 kg
Height 1425 mm
Length 4635 mm
Number of doors 4
Wheelbase 2670 mm
Width 1730 mm
suspension
Front brakes ventilated disc
Rear brakes Disc
Steering wheel position Left/Right
Wheel size 205/50 R17
other
Body type Sedan
Car class D
Number of seater 5
Pitch Circle Diameter DIA56.1 5x100 mm
Timing belt SOHC
2.5 MT 4WD (170 hp)
Привід All wheel drive (AWD) КПП Manual Legacy Lancaster 2 [рест.] 2001–2003
170 hp
engine
Compression ratio 11
Cylinder bore 100 mm
Engine model EJ25
Engine placement Front, longitudinal
Engine power 170 hp
Fuel tank capacity 64 l
Max power (kW) 125 kW
Max power at RPM 6000 RPM
Maximum torque 238 N*m
Stroke cycle 79 mm
Turnover of maximum torque 2800 RPM
fuel
Fuel 98
Mixed driving fuel consumption per 100 km 7.9 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Manual
Number of gear 5
dimensions
Clearance 200 mm
Curb weight 1470 kg
Height 1550 mm
Length 4720 mm
Number of doors 5
Wheelbase 2650 mm
Width 1745 mm
suspension
Front brakes ventilated disc
Rear brakes ventilated disc
Steering wheel position Left/Right
Wheel size 215/60/R16
other
Body type Wagon
Car class D
Number of seater 5
Timing belt DOHC
2.5 AT AWD (170 hp)
Привід All wheel drive (AWD) КПП Automatic Legacy 3 1998–2004
170 hp
engine
Compression ratio 10
Cylinder bore 99.5 mm
Engine placement Front, longitudinal
Engine power 170 hp
Fuel tank capacity 64 l
Max power (kW) 125 kW
Max power at RPM 6000 RPM
Maximum torque 238 N*m
Min trunk capacity 465 l
Stroke cycle 79.0 mm
Turnover of maximum torque 2800 RPM
performance
Acceleration (0-100 km/h) 8.2 s
Max speed 201 km/h
fuel
City driving fuel consumption per 100 km 13.4 l
Fuel 95
Highway driving fuel consumption per 100 km 7.6 l
Mixed driving fuel consumption per 100 km 8.5 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Automatic
Number of gear 4
dimensions
Back track width 1460 mm
Clearance 155 mm
Curb weight 1440 kg
Front track width 1460 mm
Full weight 1900 kg
Height 1415 mm
Length 4605 mm
Number of doors 4
Wheelbase 2650 mm
Width 1695 mm
suspension
Front brakes Disc
Rear brakes Disc
Steering wheel position Left/Right
Wheel size 195/60 R15, 205/50 R16
other
Body type Sedan
Car class D
Number of seater 5
Pitch Circle Diameter DIA56.1 5x100 mm
Timing belt DOHC
2.5 AT AWD (170 hp)
Привід All wheel drive (AWD) КПП Automatic Legacy 3 1998–2004
170 hp
engine
Compression ratio 10.7
Cylinder bore 99.5 mm
Engine placement Front, longitudinal
Engine power 170 hp
Fuel tank capacity 64 l
Max power (kW) 125 kW
Max power at RPM 6000 RPM
Max trunk capacity 1646 l
Maximum torque 238 N*m
Min trunk capacity 528 l
Stroke cycle 79.0 mm
Turnover of maximum torque 2800 RPM
fuel
Fuel 95
Mixed driving fuel consumption per 100 km 8.4 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Automatic
Number of gear 4
dimensions
Back track width 1455 mm
Clearance 200 mm
Curb weight 1490 kg
Front track width 1480 mm
Height 1515 mm
Length 4680 mm
Number of doors 5
Wheelbase 2650 mm
Width 1695 mm
suspension
Front brakes Disc
Rear brakes Disc
Steering wheel position Left/Right
Wheel size 195/60 R15, 205/50 R16
other
Body type Wagon
Car class D
Number of seater 5
Pitch Circle Diameter DIA56.1 5x100 mm
Timing belt DOHC
2.5 MT AWD (170 hp)
Привід All wheel drive (AWD) КПП Manual Legacy 3 1998–2004
170 hp
engine
Compression ratio 10.7
Cylinder bore 99.5 mm
Engine placement Front, transverse
Engine power 170 hp
Fuel tank capacity 64 l
Max power (kW) 125 kW
Max power at RPM 6000 RPM
Max trunk capacity 1646 l
Maximum torque 238 N*m
Min trunk capacity 528 l
Stroke cycle 79.0 mm
Turnover of maximum torque 2800 RPM
fuel
Fuel 95
Mixed driving fuel consumption per 100 km 8.1 l
transmission
Drive wheels All wheel drive (AWD)
Gearbox type Manual
Number of gear 5
dimensions
Back track width 1455 mm
Clearance 200 mm
Curb weight 1470 kg
Front track width 1480 mm
Height 1515 mm
Length 4680 mm
Number of doors 5
Wheelbase 2650 mm
Width 1695 mm
suspension
Front brakes Disc
Rear brakes Disc
Steering wheel position Left/Right
Wheel size 195/60 R15, 205/50 R16
other
Body type Wagon
Car class D
Number of seater 5
Pitch Circle Diameter DIA56.1 5x100 mm
Timing belt DOHC

Cars with the EJ253 engine

This engine was fitted to 1 model

Photo Brand Model Generation Production years
No photo
 Subaru Tribeca Tribeca 2005 - 2014

All modifications (2)

Vehicle Generation Modification Power Gearbox Drive
Subaru Tribeca Tribeca 2.5L H4 168 л.с. 6-МКП 4x4 168 hp 6-МКП 4x4
Subaru Tribeca Tribeca 2.5L H4 168 л.с. 5-Автомат 4x4 168 hp 5-Автомат 4x4

Interesting Facts

  • EJ253 is part of Subaru's famous EJ engine family known for its reliability.
  • Features a horizontally opposed design which lowers the center of gravity.

Applications

Total produced: загальна кількість випущених двигунів

Vehicle Generation Years Power Markets
Subaru Outback BP/BR 2004-2009 165hp/173hp Europe, USA, Asia
Subaru Forester SH 2008-2013 165hp/173hp Europe, USA, Asia

Compatible transmissions: 5-speed Manual, 4-speed Automatic, CVT

Drive types: AWD

Fuel Economy

Fuel Type Petrol 95
Octane Rating Minimum: 91 | Recommended: 95
Consumption (City) 11 L/100km
Consumption (Highway) 8 L/100km
Consumption (Combined) 9.5 L/100km
Real Consumption 10 L/100km
Fuel Tank Capacity 60 L
Range 631 km
Cost per 100 km 10-15 USD

Emissions Standards

Emission Standard Euro 4
CO₂ Emissions 200 g/km
Particulate Filter (DPF) Absent
AdBlue Not Required

Awards and Recognition

  • Best Engine (2005) — Best New Engine

Comparison with competitors

Engine Brand Displacement Power Torque
2.5L I4 Toyota 2,494 cc 169 hp 243 Nm

Pros

  • Lower center of gravity compared to inline engines.
  • Good balance and handling characteristics.

Cons

  • Potential head gasket issues in older models.
  • Higher maintenance costs compared to some competitors.