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2012 Subaru Impreza Factory Service Workshop Repair Manual COVERS All YOU NEED to KNOW IN THE Service & Repair
2012 Subaru Impreza Factory Service Workshop Repair Manual COVERS All YOU NEED to KNOW IN THE Service & Repair
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Vehicle data plateRef 374918
- Brand
- Subaru
- Vehicle
- Cars
- Models covered
- Impreza, Misc
- Years
- 2012
- Format
- PDF, searchable, print-ready
- Delivery
- Instant download after checkout
- Language
- English
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What happens after you pay
- Download link opens on the order page immediately
- The same link is emailed to you β re-download any time
- Open on phone, tablet or PC; print only the pages you need
- Not sure it covers your model year? Ask us before you buy
π·οΈ Basic Information
Identification
Make:
Subaru
Model:
Impreza
Model Variant:
WRX / WRX STI
Year:
2012
Codes
Chassis Code Prefix:
GVE
Vin Code Year:
C
π Introduction
Market Position
Segment:
Compact Performance Sedan/Hatchback
Niche:
All-Wheel Drive (AWD) performance, Rally-inspired heritage
Competitive Analysis
Direct Competitors:
Mitsubishi Lancer Evolution, Volkswagen Golf GTI, Ford Focus RS (though often a step above in price/performance)
Key Features
Drivetrain:
Symmetrical All-Wheel Drive (AWD) standard on WRX and WRX STI
Engine:
Turbocharged Boxer Engines (EJ255 for WRX, EJ257 for WRX STI)
Suspension:
Performance-tuned suspension for enhanced handling
Body Styles:
Offered in Sedan and Hatchback variants for 2012
π Manual Details
Coverage Areas
Primary Coverage:
Full Factory Service Workshop Repair
Secondary Coverage:
Maintenance, Repair, Diagnosis
Specific Models Covered:
Subaru Impreza WRX, Subaru Impreza WRX STI
Page Count
Estimated Pages:
3000+
Manual Type
Type:
Factory Service Manual (FSM)
Language
Language:
English
Format
Format:
Digital (PDF)
File Format:
PDF
Searchability:
Fully Searchable Text
Printability:
Printable Pages
Organization:
Chapter-based with detailed index and cross-referencing
π Manual Coverage
Systems Covered
Powertrain:
Engine, Transmission, Drivetrain, Fuel System, Exhaust System
Chassis:
Suspension, Steering, Brakes, Wheels, Tires
Electrical:
Body Electrical, Powertrain Control Modules (PCM), Lighting, HVAC Controls, Infotainment Wiring
Body:
Body Panels, Doors, Windows, Interior Trim, Exterior Trim, Sealing
Procedures Included
Maintenance:
Scheduled Maintenance, Fluid Changes, Filter Replacements, Inspections
Repair:
Engine Overhaul, Transmission Rebuild, Brake Caliper Replacement, Suspension Component Installation, Electrical Component Repair
Diagnostics:
Troubleshooting Guides, Diagnostic Trouble Codes (DTCs), Symptom-Based Diagnosis
Technical Data:
Torque Specifications, Clearances, Tolerances, Wiring Diagrams
Technical Depth
Depth:
Comprehensive (from basic fluid checks to full engine/transmission disassembly and reassembly)
Diagnostic Tools:
References Subaru Select Monitor (SSM) procedures and data
βοΈ Engine Specifications
Primary Engine
Wrx Engine Code:
EJ255
Wrx Engine Type:
2.5L Turbocharged DOHC Flat-4 (Boxer)
Wrx Horsepower:
265 hp @ 6000 RPM
Wrx Torque:
244 lb-ft @ 2000 RPM
Wrx Sti Engine Code:
EJ257
Wrx Sti Engine Type:
2.5L Turbocharged DOHC Flat-4 (Boxer) with intercooler sprayer (some markets/trims)
Wrx Sti Horsepower:
305 hp @ 6000 RPM
Wrx Sti Torque:
290 lb-ft @ 4000 RPM
Fuel System
Fuel Type:
Premium Unleaded Gasoline (91 octane or higher recommended)
Induction:
Sequential Multi-Port Fuel Injection (MPI) with Turbocharger and Intercooler
Engine Management
ECU:
Subaru Engine Control Unit (ECU) - specific part numbers vary by model/trim
π§ Transmission
Standard
Wrx Transmission:
6-Speed Manual Transmission
Wrx Sti Transmission:
6-Speed Manual Transmission (with DCCD - Driver Controlled Center Differential)
Optional
Transmission Options:
No Automatic Transmission option for WRX/WRX STI in 2012
Features
Drivetrain Type:
Symmetrical All-Wheel Drive (AWD)
Center Differential:
Viscous coupling limited-slip center differential (WRX), Driver Controlled Center Differential (DCCD) with automatic and manual modes (WRX STI)
Fluid Specifications
Manual Transmission Fluid Type:
Subaru Extra Gear Oil API GL-5 75W-90 (or equivalent)
Fluid Capacity
Manual Transmission Fluid Capacity Approx:
2.1 Liters (4.4 US Quarts)
π Dimensions
Exterior
Wheelbase Sedan:
103.2 inches (2620 mm)
Wheelbase Hatchback:
103.2 inches (2620 mm)
Length Sedan:
179.5 inches (4560 mm)
Length Hatchback:
173.8 inches (4415 mm)
Width:
70.7 inches (1795 mm)
Height:
58.1 inches (1475 mm)
Weights
Curb Weight Wrx Sedan Approx:
3350 lbs (1520 kg)
Curb Weight Wrx Sti Sedan Approx:
3415 lbs (1550 kg)
Gross Vehicle Weight Rating Gvwr:
Varies by model/trim, consult manual for specific chassis codes
Towing Capacity:
Not Recommended for Towing
Wheel Bolt Pattern:
5x100mm
Wheel Size:
WRX: 17x8 inches, WRX STI: 18x8.5 inches
Tire Size:
WRX: 225/45R17, WRX STI: 245/40R18
π‘οΈ Safety Features
Ratings
NHTSA Overall Rating:
4/5 Stars (for 2012 Impreza model range)
IIHS Top Safety Pick:
Yes (for 2012 Impreza model range)
Active Features
ABS:
Anti-lock Braking System (ABS) standard
Ebs:
Electronic Brake-force Distribution (EBD) standard
Bas:
Brake Assist (BA) standard
Traction Control:
Traction Control System (TCS) standard
Stability Control:
Vehicle Stability Control (VSC) standard
Passive Features
Airbags:
Frontal airbags, Side curtain airbags, Front side airbags
Seatbelts:
3-point front and rear seatbelts with pretensioners and load limiters
Child Seat Anchors:
LATCH (Lower Anchors and Tethers for Children) system
π‘ Technology Features
Infotainment
Head Unit:
Base audio system with CD player, MP3 compatibility, and auxiliary input. Optional navigation system available.
Display:
Multi-function display in instrument cluster for vehicle information.
Driver Assistance
Cruise Control:
Standard cruise control
Climate Control:
Manual or automatic climate control depending on trim
Connectivity
Bluetooth:
Available Bluetooth hands-free connectivity on higher trims
Usb Port:
Available USB port for media playback and charging
π§ Maintenance
Service Intervals
Oil Change Interval Synthetic:
5,000-7,500 miles or 6 months (whichever comes first, depending on driving conditions)
Air Filter Replacement Interval:
15,000-30,000 miles or 2-3 years (inspect more frequently)
Cabin Air Filter Replacement Interval:
15,000-20,000 miles or 1-2 years
Spark Plug Replacement Interval Platinum:
60,000-100,000 miles (depending on type)
Coolant Replacement Interval:
30,000-60,000 miles or 4-5 years
Fluid Specifications
Engine Oil Type:
SAE 0W-30, API SN, ILSAC GF-5 (Subaru recommends their own brand but equivalent is acceptable)
Engine Oil Capacity:
WRX: 4.8 US Quarts (4.5L), WRX STI: 5.1 US Quarts (4.8L)
Coolant Type:
Subaru Super Coolant (Blue) or equivalent silicate-free/OAT coolant
Brake Fluid Type:
DOT 3 or DOT 4
Known Issues
Ej Engine Ringland Failure:
Premature ringland failure, particularly on aggressively tuned or high-mileage EJ25 engines. Manual provides torque specs and internal inspection procedures.
Clutch Wear:
Heavy clutch wear can occur with aggressive driving, especially in WRX STI. Manual details clutch replacement procedure.
Hatch Rattle Noise:
Common for hatch models, often related to rear latch/trim. Manual includes body sealing and trim adjustment guidance.
Oil Consumption:
Some EJ engines can be prone to oil consumption. Manual provides oil level checking procedures and internal component checks.
Turbo Oil Line Leaks:
Oil lines to the turbocharger can develop leaks. Manual covers turbocharger removal and service.
π Vehicle History
Brand Heritage
Brand Origin:
Japan
Brand Focus:
All-Wheel Drive technology, Boxer engines, Safety
Model Evolution
Impreza Introduction Year:
1992
Wrx Introduction Year:
1994 (Japan), 2001 (Global)
Wrx Sti Introduction Year:
1994 (Japan), 2003 (Global)
Current Generation Codes:
GH/GR/GV (2008-2014, though WRX/STI often had unique chassis codes or updates)
Production
Manufacturing Location:
Japan (Gunma Prefecture)
Production Years Gd Chassis For Wrx/Sti Variations:
2000-2007 (GD Chassis WRX/STI)
Production Years Gr Gv Chassis For Wrx/Sti Variations:
2008-2014 (GR/GV Chassis WRX/STI)
π Awards & Recognition
Recognitions
Automotive Press Awards:
Consistently praised by automotive media for performance, handling, and AWD capabilities. Specific awards vary year by year, but the Impreza WRX/STI platform is a perennial performance benchmark.
Rally Heritage Recognition:
Strong association with Subaru's WRC (World Rally Championship) success, influencing consumer perception and brand loyalty.
Certifications
Emissions Certification:
Compliant with EPA and CARB emissions standards for its model year. Manual details emissions system components and testing procedures.
Delivery & file format
Delivery & file format
This is a digital PDF download, not a printed book. After payment the download link appears on your order confirmation page and is emailed to the address you entered. Files open in any PDF reader on phone, tablet or computer and can be printed.
Check the model year and engine before you buy
Check the model year and engine before you buy
Manufacturers change procedures, wiring and part numbers between model years and engine options. If your VIN plate shows a year or engine code that is not listed on the data plate above, contact us with the model, year and VIN and we will confirm coverage before you order.
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2012 Subaru Impreza Factory Service Workshop Repair Manual COVERS All YOU NEED to KNOW IN THE Service & Repair
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