🏷️ Basic Information

Make:

Subaru

Model:

Impreza

Year:

2009

Generation Code:

GE/GH/GR/GV

Generation Years:

2007-2011 (Third Generation)

Vin Decoder Start Digit:

4

Vin Decoder End Digit:

7

👋 Introduction

Market Position:

The 2009 Subaru Impreza positioned itself as a compact car offering distinctive all-wheel-drive capability and sporty performance, appealing to enthusiasts and those seeking year-round traction. It competed with models like the Honda Civic Si, Mazda3, and Mitsubishi Lancer.

Competitive Analysis:

While competitors often focused on front-wheel-drive efficiency or optional all-wheel-drive, Subaru's standard Symmetrical All-Wheel Drive was a key differentiator. The WRX and WRX STI variants offered high-performance options that were class-leading.

Key Features:

Standard Symmetrical All-Wheel Drive, Boxer engine, available turbocharged WRX and WRX STI models, hatchback and sedan body styles, solid handling characteristics.

📋 Manual Details

Coverage Areas:

North America, Europe, Asia

Page Count:

Estimated 1500-2000+ pages (typical for full service manual)

Manual Type:

Service Repair Manual

Language:

English

Format:

PDF Download

📖 Manual Coverage

Systems Covered:

Engine Mechanical, Engine Control System (ECU), Fuel System, Ignition System, Emission Control, Cooling System, Lubrication System, Starting System, Charging System, Clutch, Manual Transmission, Automatic Transmission, Drivetrain (AWD), Suspension System (Front and Rear), Steering System, Brake System (ABS, EBD), Body Electrical, HVAC System, Restraint System (Airbags), Body and Frame, Wiring Diagrams, Diagnostic Trouble Codes (DTCs)

Procedures Included:

Scheduled Maintenance, Routine Inspections, Engine Tune-Up, Engine Repair (e.g., cylinder head, pistons, crankshaft), Transmission Overhaul and Repair, Clutch Replacement, Brake System Servicing (pads, rotors, bleeding), Suspension Component Replacement, Steering Component Replacement, Electrical System Troubleshooting, HVAC System Diagnosis and Repair, Body Panel Repair, Diagnostic Procedures, Component Testing, Wiring Harness Repair, Replacement Procedures for all major components

Technical Depth:

Comprehensive; covers basic maintenance to complete engine and transmission rebuilds, advanced electrical diagnostics, and detailed troubleshooting guides.

📊 Manual Specifications

File Format:

PDF (Portable Document Format)

Print Quality:

High-resolution, printable pages with clear diagrams and text.

Binding Type:

Not applicable for PDF format (digital download)

Paper Type:

Not applicable for PDF format (digital download)

⚙️ Engine Specifications

Engine Type:

Naturally Aspirated Boxer-4

Engine Displacement:

2.5 Liters (2457cc)

Engine Code Na:

EJ253

Horsepower Na:

170 hp @ 5600 rpm

Torque Na:

170 lb-ft @ 4400 rpm

Engine Type Wrx:

Turbocharged Boxer-4

Engine Displacement Wrx:

2.5 Liters (2457cc)

Engine Code Wrx:

EJ255

Horsepower Wrx:

224 hp @ 5200 rpm

Torque Wrx:

226 lb-ft @ 2800 rpm

Engine Code Sti:

EJ257

Horsepower Sti:

305 hp @ 6000 rpm

Torque Sti:

290 lb-ft @ 4000 rpm

Fuel Delivery:

Sequential Multiport Fuel Injection (SPI)

Fuel Type Na:

Unleaded Gasoline (87 Octane Recommended)

Fuel Type Wrx Sti:

Unleaded Gasoline (91 Octane Recommended)

🔧 Transmission

Transmission Type Na:

5-Speed Manual

Transmission Type Optional:

4-Speed Automatic

Transmission Type Wrx Sti:

6-Speed Manual

Drivetrain:

Symmetrical All-Wheel Drive (Standard on all models)

Transmission Fluid Spec Manual:

Subaru Extra-S or equivalent (API GL-5, SAE 75W-90)

Transmission Fluid Spec Auto:

Subaru ATF-HP or equivalent

📐 Dimensions

Body Styles:

4-Door Sedan, 5-Door Hatchback

Wheelbase:

103.2 inches (2620 mm)

Length Sedan:

179.7 inches (4565 mm)

Length Hatchback:

173.8 inches (4415 mm)

Width:

69.1 inches (1755 mm)

Height Sedan:

57.9 inches (1470 mm)

Height Hatchback:

57.7 inches (1465 mm)

Curb Weight Na:

Approx. 3100-3300 lbs (1400-1500 kg)

Curb Weight Wrx:

Approx. 3200-3400 lbs (1450-1540 kg)

Curb Weight Sti:

Approx. 3300-3500 lbs (1500-1590 kg)

🛡️ Safety Features

NHTSA Front Impact Driver:

5 Stars

NHTSA Front Impact Passenger:

5 Stars

NHTSA Side Impact Front Driver:

5 Stars

NHTSA Side Impact Front Passenger:

5 Stars

NHTSA Side Impact Rear Driver:

4 Stars

NHTSA Side Impact Rear Passenger:

4 Stars

IIHS Front Crashworthiness:

Good

IIHS Side Crashworthiness:

Good

IIHS Rear Crashworthiness:

Good

IIHS Roof Strength:

Good

Active Safety Features:

Vehicle Dynamics Control (VDC), Traction Control System (TCS), Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist (BA)

Passive Safety Features:

Front Airbags, Front Side-Impact Airbags, Side-Curtain Airbags (Front and Rear), Active Front Head Restraints, Front and Rear Crumple Zones, Body-in-White safety cage construction.

💡 Technology Features

Infotainment System:

Basic AM/FM/CD stereo with auxiliary input. Optional premium audio system and satellite radio availability. Navigation system was a rare, dealer-installed option.

Driver Assistance Features:

Limited by modern standards. Primarily focused on VDC and ABS. No adaptive cruise control, lane keeping assist, or blind-spot monitoring available from factory.

Connectivity Features:

Auxiliary audio input jack.

🔧 Maintenance

Oil Change Interval:

Every 3,750 miles (6,000 km) or 6 months, whichever comes first, under severe driving conditions (e.g., short trips, dusty roads, towing); 7,500 miles (12,000 km) or 12 months under normal conditions. Consult owner's manual for specifics.

Air Filter Replacement:

Every 15,000 miles (24,000 km) or 12 months, or as needed based on driving conditions.

Cabin Air Filter Replacement:

Every 15,000 miles (24,000 km) or 12 months.

Spark Plug Replacement:

Every 60,000 miles (96,000 km) for iridium-tipped spark plugs.

Coolant Replacement:

Initial replacement at 105,000 miles (168,000 km) or 10 years, then every 52,500 miles (84,000 km) or 5 years thereafter.

Timing Belt Replacement:

Not applicable, this generation uses a timing chain.

Engine Oil Spec:

SAE 0W-20 (Recommended by Subaru for most conditions), SAE 5W-30 also acceptable (API SN or higher, ILSAC GF-5 or higher).

Engine Oil Capacity:

Approximately 4.8 US quarts (4.5 L) with filter for 2.5L engines.

Coolant Spec:

Subaru Super Coolant (Blue) or equivalent P-HOAT antifreeze (50/50 mix with distilled water).

Brake Fluid Spec:

DOT 3 or DOT 4 brake fluid.

Common Issues:

Head gasket leaks (less common in 2.5L naturally aspirated than older EJ series, but still possible), catalytic converter failure, clutch wear (especially with aggressive driving), potential for oil consumption on higher mileage engines, turbocharger issues on WRX models if not properly maintained, suspension component wear (bushings, ball joints).

📚 Vehicle History

Brand Heritage:

Subaru, a division of Subaru Corporation (formerly Fuji Heavy Industries), has a long history of producing reliable vehicles, with a particular emphasis on its horizontally opposed Boxer engines and Symmetrical All-Wheel Drive systems, pioneered in rally racing and consistently applied to its production vehicles.

Model Evolution:

The 2009 Impreza represents the third generation (GE/GH/GR/GV), which debuted for the 2007 model year. This generation saw a significant redesign, moving to a larger platform and adopting a more mainstream styling, particularly in the sedan. The popular WRX and WRX STI performance variants continued to be offered, with the WRX receiving a facelift and power increase for 2009. The hatchback body style was introduced with this generation.

Production Location:

Japan (Gunma Prefecture)

Production Years Generation:

2007-2011

🏆 Awards & Recognition

Recognitions:

The Subaru Impreza WRX and WRX STI have a strong reputation and numerous accolades in automotive enthusiast communities and motorsports, including a history of success in rallying. The standard Impreza models are often recognized for their all-weather capability and value.