2001 SUBARU Impreza EJ15/EJ20 (GC/GF)

GC/GF / Sedan and Hatchback / Global (Japan, North America, Europe, Australia)

EJ15EJ20EJ25Fiche exacte année/versionSilver

Engine identity

Engine code

EJ15, EJ20, EJ25

Engine summary

Naturally aspirated and turbocharged flat-four boxer engines with variations by market: EJ15 and EJ20 commonly in Japan and Europe, EJ25 primarily in North America.

Displacement

1.5L, 2.0L, 2.5L flat-four boxer engines

Power

Varies: approx. 110-165 hp (NA variants), up to 210-220 hp (turbocharged WRX variants)

Torque

Varies: approx. 140-220 Nm (NA), up to 300 Nm (turbocharged WRX)

Fuel system

Multi-point fuel injection

Timing drive

Timing belt

Port OBD

Verify by VIN and market

Oils and fluids

Type d’huile

API Service SH or higher grade 5W-30 or 5W-40 synthetic or conventional depending on market and climate

Capacité d’huile

Approx. 4.7 liters (service fill with filter change)

Liquide de refroidissement

Approx. 7.2 liters

Fluide

Subaru genuine ATF or manual transmission fluid meeting Subaru specs

Differential fluid

Synthetic gear oil SAE 75W-90 recommended

Liquide de frein

DOT 3 or DOT 4 brake fluid

Service and parts data

Manual transmission

5-speed manual (varied by model and market)

Automatic transmission

4-speed automatic (varied by model and market)

Spark plugs

Standard platinum or iridium plugs per engine variant

Service interval

Approx. 7,500 - 10,000 miles / 12,000 - 16,000 km (varies by market and use)

Dimensions des pneus

195/60R15, 205/55R16, 215/45R16

Couple de roue

Verify by VIN and market

Common and chronic problems

Head gasket failure in EJ20 engines
Timing belt wear
Wheel bearing issues

First checks

Inspect timing belt condition
Check for oil leaks around head gasket
Verify coolant level and condition

Avant de remplacer des pièces

Save fault codes and freeze-frame data before clearing anything.
Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.

Important notes

Turbocharged WRX variants mainly available in Japan, Europe, and Australia, with North America receiving specific EJ25 versions.
Exact specifications depend on market, trim, and transmission; this profile summarizes typical global technical details for 2001.

Codes courants

Source and verification notes

Subaru Global Press Releases and Technical Manuals 2000-2002
Automotive technical archives and enthusiast databases (e.g., NASIOC, Subaru-Forums)

Outils compatibles

Verify by VIN and market

Questions fréquentes

What engine code does the 2001 SUBARU Impreza EJ15/EJ20 (GC/GF) use? 2001 SUBARU Impreza EJ15/EJ20 (GC/GF) is listed here with engine code EJ15, EJ20, EJ25; engine summary: Naturally aspirated and turbocharged flat-four boxer engines with variations by market: EJ15 and EJ20 commonly in Japan and Europe, EJ25 primarily in North America..
What oil and capacity does the 2001 SUBARU Impreza EJ15/EJ20 (GC/GF) use? 2001 SUBARU Impreza EJ15/EJ20 (GC/GF) is listed with API Service SH or higher grade 5W-30 or 5W-40 synthetic or conventional depending on market and climate and oil capacity Approx. 4.7 liters (service fill with filter change). Confirm market and engine option before service.
What are common 2001 SUBARU Impreza EJ15/EJ20 (GC/GF) problems? Highlighted checks for 2001 SUBARU Impreza EJ15/EJ20 (GC/GF): Head gasket failure in EJ20 engines, Timing belt wear, Wheel bearing issues.

Engine identity

Engine code

EJ15, EJ20, EJ25

Engine summary

Naturally aspirated and turbocharged flat-four boxer engines with variations by market: EJ15 and EJ20 commonly in Japan and Europe, EJ25 primarily in North America.

Displacement

1.5L, 2.0L, 2.5L flat-four boxer engines

Power

Varies: approx. 110-165 hp (NA variants), up to 210-220 hp (turbocharged WRX variants)

Torque

Varies: approx. 140-220 Nm (NA), up to 300 Nm (turbocharged WRX)

Fuel system

Multi-point fuel injection

Timing drive

Timing belt

Port OBD

Verify by VIN and market

Oils and fluids

Type d’huile

API Service SH or higher grade 5W-30 or 5W-40 synthetic or conventional depending on market and climate

Capacité d’huile

Approx. 4.7 liters (service fill with filter change)

Liquide de refroidissement

Approx. 7.2 liters

Fluide

Subaru genuine ATF or manual transmission fluid meeting Subaru specs

Differential fluid

Synthetic gear oil SAE 75W-90 recommended

Liquide de frein

DOT 3 or DOT 4 brake fluid

Service and parts data

Manual transmission

5-speed manual (varied by model and market)

Automatic transmission

4-speed automatic (varied by model and market)

Spark plugs

Standard platinum or iridium plugs per engine variant

Service interval

Approx. 7,500 - 10,000 miles / 12,000 - 16,000 km (varies by market and use)

Dimensions des pneus

195/60R15, 205/55R16, 215/45R16

Couple de roue

Verify by VIN and market

Questions fréquentes

What engine code does the 2001 SUBARU Impreza EJ15/EJ20 (GC/GF) use? 2001 SUBARU Impreza EJ15/EJ20 (GC/GF) is listed here with engine code EJ15, EJ20, EJ25; engine summary: Naturally aspirated and turbocharged flat-four boxer engines with variations by market: EJ15 and EJ20 commonly in Japan and Europe, EJ25 primarily in North America..

What oil and capacity does the 2001 SUBARU Impreza EJ15/EJ20 (GC/GF) use? 2001 SUBARU Impreza EJ15/EJ20 (GC/GF) is listed with API Service SH or higher grade 5W-30 or 5W-40 synthetic or conventional depending on market and climate and oil capacity Approx. 4.7 liters (service fill with filter change). Confirm market and engine option before service.

What are common 2001 SUBARU Impreza EJ15/EJ20 (GC/GF) problems? Highlighted checks for 2001 SUBARU Impreza EJ15/EJ20 (GC/GF): Head gasket failure in EJ20 engines, Timing belt wear, Wheel bearing issues.

2001 SUBARU Impreza EJ15/EJ20 (GC/GF)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

First checks

Avant de remplacer des pièces

Important notes

Scanning Engine...

2001 SUBARU Impreza EJ15/EJ20 (GC/GF)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

First checks

Avant de remplacer des pièces

Important notes