2009 Subaru Impreza Service Manual
This 2009 Subaru Impreza manual provides comprehensive technical documentation for maintenance, repair, and diagnostics. Part number: C4077-90960.
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Subaru Models Covered & Key Technical Specifications
Models: 2009 Subaru Impreza
Sub-models / Variants: 4-door Sedan, 5-door Hatchback, OUTBACK, WRX, 2.5 i, 2.5 i-S, OUTBACK SPORT, 2.5 GT, WRX-S, WRX-SS
Build Years: 2009
Technical Data:
- Engine Displacement: 2,457 cm³ (149.94 cu in)
- Engine Configuration: Horizontally opposed, 4-cylinder, 4-stroke gasoline
- Compression Ratio: 8.4 (Turbo), 10.0 (Non-turbo)
- Transmission Types: 5-speed Manual (5MT), 4-speed Automatic (4AT)
- Spark Plug (2.5L Turbo): NGK: SILFR6A
- Spark Plug (2.5L): NGK: FR5AP-11
- Generator Output: 12 V — 110 A (Turbo), 12 V — 90 A (2.5L)
- Front Suspension: Macpherson strut type
- Rear Suspension: Double-wishbone type
- Brake System: Dual circuit hydraulic with vacuum suspended power unit
- Engine Oil Capacity (with filter): 4.2 liters (4.4 US qt)
- Engine Coolant Capacity: 6.7 – 7.5 liters (depending on model/transmission)
Subaru Manual Features & Content Preview
2009 Subaru Impreza Service and Technical Manual
- Covers 2009 Subaru Impreza variants including 4-door, 5-door, Outback Sport, WRX, and 2.5 GT trims equipped with 2.5L SOHC or DOHC Turbo engines
- Official Fuji Heavy Industries publication, 2009 model year release
- Contains 3,619 pages of technical data, component exploded views, and maintenance specifications
- Stored against your account so you can retrieve it after a hard-drive loss
- Full-text search finds any part number in seconds
- The primary technical reference for the 2009 Subaru Impreza platform, including detailed dimension, capacity, and weight tables for all regional specification variants
Component Maintenance and System Data
This manual provides a detailed technical overview of the 2009 Subaru Impreza maintenance requirements, including fluids, tightening torque values, and diagnostic procedures. The content details engine oil requirements, transmission gear oil specifications, and cooling system maintenance for both turbo and non-turbo engine configurations. The document pre-delivery inspection procedures, including static checks for vehicle systems and dynamic performance testing parameters.
Specification Previews
The specification section includes comprehensive engine data such as ignition order (1–3–2–4) and valve arrangement configurations. The transmission section lists gear ratios for both 5MT and 4AT systems. Torque for the 2.5L engine drain plug is documented at 44 Nm. Manual transmission oil capacity is specified at 3.5 liters. Brake pedal free play is specified at 0.5–2.0 mm, while front disc rotor thickness standard is 24 mm. An official 3,619-page Subaru OEM service manual covering the 2009 Subaru Impreza, documenting engine, chassis, electrical, and maintenance specifications for the GE and GH chassis platform.
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