Target Audience:
Performance enthusiasts seeking a homologated, road-legal rally-bred coupe
Positioning:
Flagship limited-edition Impreza developed by Prodrive for the UK market
Competitive Advantage:
Unique 2-door body, factory-tuned engine, and rally-derived chassis absent from standard WRX models
Key Features:
Prodrive-tuned ECU, 280 PS output, upgraded brakes, sports suspension, and exclusive styling
Manual Type:
Factory training notes for the Impreza P1
Coverage Areas:
P1-specific systems, engine tuning, chassis, and service procedures
Delivery Method:
Instant digital download
Binding:
Digital (no physical binding)
Engine:
EJ20 turbo engine including Prodrive ECU calibration and modifications
Fuel and Emissions:
Fuel injection, fuel delivery, and emissions control systems
Turbocharging:
Turbocharger, intercooler, and boost control
Transmission:
5-speed manual gearbox and AWD drivetrain
Suspension and Steering:
Sports suspension, struts, and power steering
Brakes:
Upgraded brake system with ABS
Electrical:
Wiring, charging, starting, and body electrical
HVAC:
Heating, ventilation, and air conditioning
Diagnostics:
Fault code reading, self-diagnostics, and troubleshooting charts
Engine Service:
Removal, installation, disassembly, and reassembly
Adjustments:
Valve clearances, timing belt, throttle body, and idle speed
Torque Data:
Fastener torque specifications throughout
Wiring Diagrams:
Schematic diagrams for electrical troubleshooting
Scheduled Maintenance:
Service intervals and inspection checklists
Special Tools:
Required special tools and their applications
Technical Depth and Parts
Technical Depth:
Written at factory technician training level with step-by-step procedures
Intended User:
Subaru dealership technicians and advanced DIY owners
Parts Information:
OEM part references and exploded component views
Illustrations:
Line drawings, diagrams, and photographs
Format Notes:
Supplement-style training notes focusing on P1 differences from the standard Impreza range
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Code:
EJ20 (flat-4 turbocharged, Prodrive-tuned)
Displacement:
2.0L (1,994 cc)
Configuration:
Horizontally opposed 4-cylinder, DOHC 16-valve
Fuel System:
Electronic multi-point fuel injection with turbocharger
Aspiration:
Turbocharged with intercooler
Power:
280 PS (276 bhp) - Prodrive-tuned output
Fuel Requirement:
Premium unleaded (high octane) required
Standard Transmission:
5-speed manual
Optional Transmission:
N/A - no automatic offered on the P1
Drivetrain:
Symmetrical full-time all-wheel drive
Differential:
Driver-controlled centre differential (DCCD) and rear limited-slip differential
Clutch:
Single dry-plate, hydraulic actuation
Wheelbase:
2,520 mm (99.2 in)
Length:
Approximately 4,410 mm (173.6 in)
Curb Weight:
Approximately 1,240-1,280 kg depending on equipment
Exact Figures:
N/A - refer to factory specification sheets for precise measurements
Active Features:
ABS with electronic brakeforce distribution, all-wheel drive traction
Passive Features:
Driver and passenger front airbags, side-impact protection, three-point seatbelts
Brakes:
Prodrive-specification ventilated discs front and rear
Crash Test Ratings:
N/A - the limited-run P1 was not independently crash tested
Audio System:
AM/FM stereo with cassette/CD head unit and front-door speakers
Driver Assistance:
N/A - 1999-2000 era, no electronic driver assistance systems fitted
Instrumentation:
Turbo boost gauge, oil pressure gauge, and full analogue instrument cluster
Oil and Filter:
Every 6,000 miles or 6 months (turbine durability)
Timing Belt:
Replace every 60,000 miles
Spark Plugs:
Inspect at 15,000-mile intervals
Air Filter:
Replace every 30,000 miles
Coolant:
Replace every 2 years
Engine Oil:
Synthetic 5W-40 or equivalent, API SG/SH or better
Gearbox Oil:
GL-5 75W-90 gear oil
Coolant:
Subaru genuine long-life coolant
Common Wear Items:
Turbocharger oil feed line, centre differential clutch pack, and front suspension bushings
Known Issues:
Ringland cylinder cracking under sustained detonation; premium fuel and correct tuning are critical
Manufacturer:
Subaru Corporation (Fuji Heavy Industries), Japan
Model Evolution:
P1 was a UK-only limited edition developed with Prodrive, based on the GC8 Impreza WRX; sole 2-door P1 variant ever produced
Production Location:
Assembled in Japan, converted and certified by Prodrive in the UK
Rally Heritage:
Developed alongside Subaru's World Rally Championship programme with Colin McRae and Richard Burns
