🏷️ Basic Information

Make:

Porsche

Model:

Boxster

Chassis Code:

987

Generation Name:

987

Model Years Covered:

2005, 2006, 2007, 2008

👋 Introduction

Vehicle Segment:

Mid-engine two-seater sports car.

Target Audience:

Enthusiasts seeking accessible Porsche performance and handling, DIY mechanics.

Key Competitors:

Chevrolet Corvette C6, BMW Z4 E85/E86, Audi TT Mk2, Mercedes-Benz SLK R171.

Handling Dynamics:

Renowned for its exceptional handling balance, precise steering, and driver-focused cockpit.

Convertible Experience:

Offers an exhilarating open-top driving experience with a well-engineered soft-top.

Brand Prestige:

Access to the esteemed Porsche brand heritage and engineering.

📋 Manual Details

Manual Type:

Service and Repair Manual

Language:

English

Format:

PDF

Distribution Method:

Digital Download

Estimated Page Count:

Over 1000 pages (typical for comprehensive Porsche service manuals)

📖 Manual Coverage

Engine Mechanical:

Detailed repair procedures, component identification, torque specifications, timing procedures for Boxster 987 models.

Engine Management:

Diagnostic trouble codes (DTCs), sensor data interpretation, fuel injection strategy, ignition timing control, ECU functions.

Transmission Manual:

Repair and overhaul procedures for the manual gearbox, clutch system, shift mechanism.

Transmission Automatic:

Detailed information on the Tiptronic S automatic transmission, including diagnosis, repair, and fluid specifications.

Suspension Steering:

Front and rear suspension component replacement, alignment specifications, power steering system service.

Braking System:

Brake pad and rotor replacement, caliper service, brake fluid bleeding, ABS system diagnostics and repair.

Electrical System:

Wiring diagrams for all vehicle systems, component locations, troubleshooting guides for electrical faults.

Body And Interior:

Body panel removal and installation, interior trim repair, convertible top mechanism service and adjustment.

Climate Control HVAC:

Diagnosis and repair of air conditioning and heating systems, component replacement, refrigerant handling.

Comfort And Convenience:

Power windows, mirrors, seats, central locking system, keyless entry system troubleshooting.

Safety Systems:

Airbag system diagnosis and repair, seatbelt mechanisms, alarm system.

Preventive Maintenance:

Detailed guide for scheduled maintenance tasks, oil changes, filter replacements, fluid checks.

Troubleshooting Diagnostics:

Step-by-step diagnostic procedures for common and uncommon issues, including symptom analysis and fault code interpretation.

Component Removal Installation:

Comprehensive instructions for removing and reinstalling virtually all mechanical and electrical components.

Rebuild Procedures:

Detailed instructions for rebuilding major assemblies such as engines and transmissions.

Torque Specifications:

Precise torque values for all critical fasteners to ensure proper assembly and prevent damage.

Special Tools:

Identification and usage instructions for specialized tools required for certain repair procedures.

Depth Of Information:

Covers everything from basic fluid changes and inspections to complete engine and transmission overhauls and complex electrical diagnostics.

Diagnostic Capability:

Advanced diagnostic strategies, including the use of Porsche-specific diagnostic equipment (e.g., PIWIS), although the manual focuses on procedures achievable with common tools and knowledge.

System Integration:

Explains how different vehicle systems interact, crucial for complex troubleshooting.

📊 Manual Specifications

File Type:

PDF (Portable Document Format)

Searchability:

Searchable text for quick information retrieval.

Printable:

Printable pages for workshop use.

Image Resolution:

High-resolution images and diagrams for clarity.

Binding Description:

N/A (Digital PDF format, no physical binding)

Paper Description:

N/A (Digital PDF format, no physical paper)

⚙️ Engine Specifications

Engine Code Base:

M97.20 (for 2.7L) and M97.21 (for 3.2L)

Engine Configuration:

Mid-mounted, naturally aspirated, flat-six (Boxer) engine.

Displacement Standard:

2.7 liters (2687 cc)

Displacement Optional:

3.2 liters (3182 cc) - Boxster S models

Horsepower Standard:

245 hp @ 6500 rpm (2.7L)

Horsepower Optional:

280 hp @ 6200 rpm (3.2L S)

Torque Standard:

270 Nm (199 lb-ft) @ 4700 rpm (2.7L)

Torque Optional:

320 Nm (236 lb-ft) @ 4700 rpm (3.2L S)

Fuel Injection:

Sequential multi-point fuel injection (MPI)

Fuel Type:

Premium Unleaded Gasoline (91 octane or higher)

Emission Control:

Catalytic converter, oxygen sensors, secondary air injection (depending on market).

🔧 Transmission

Gearbox Manual:

6-speed manual transmission (G87/00, G87/01)

Gearbox Automatic:

5-speed Tiptronic S automatic transmission (A97/00, A97/01)

Clutch Type:

Dry single-plate clutch (manual transmission)

Transmission Fluid Manual:

Porsche GL-4 SAE 75W-90 (e.g., Pentosin Gear Oil FF Plus)

Transmission Fluid Automatic:

Porsche ATF JWS 3309 (e.g., Mobil ATF 3309) - critical for Tiptronic S operation.

Differential Type:

Limited Slip Differential (LSD) available as an option on some models.

📐 Dimensions

Length:

Approx. 4375 mm (172.2 inches)

Width:

Approx. 1775 mm (69.9 inches)

Height:

Approx. 1295 mm (51.0 inches)

Wheelbase:

Approx. 2415 mm (95.1 inches)

Seating Capacity:

2

Front Trunk Capacity:

Approx. 150 liters (5.3 cu ft)

Rear Trunk Capacity:

Approx. 280 liters (9.9 cu ft)

Curb Weight Standard:

Approx. 1350 kg (2976 lbs) (2.7L Manual)

Curb Weight Optional:

Approx. 1395 kg (3075 lbs) (3.2L S Manual)

Wheel Bolt Pattern:

5x130 mm

Wheel Offset Front:

ET55

Wheel Offset Rear:

ET45

🛡️ Safety Features

NHTSA Front Impact:

4-star (for the generation)

IIHS Side Impact:

Good (for the generation)

Traction Control:

Porsche Stability Management (PSM) standard, including Traction Control (TC) and stability enhancement.

Braking Assist:

Anti-lock Braking System (ABS) standard.

Electronic Brakeforce Distribution:

Electronic Brake-force Distribution (EBD) integrated with ABS.

Airbags:

Driver and passenger front airbags, side airbags (head/thorax).

Roll Protection:

Integrated roll-over protection bars behind the headrests.

Seat Belts:

Pretensioning seatbelts with force limiters.

💡 Technology Features

Head Unit:

PCM (Porsche Communication Management) optional system with navigation, CD player, and auxiliary input.

Audio System:

Standard sound system, optional Bose Surround Sound system.

Parking Sensors:

ParkAssist (rear parking sensors) available as an option.

Cruise Control:

Standard cruise control.

Bluetooth:

Optional Bluetooth hands-free telephone module.

Cd Changer:

Optional CD changer for PCM.

🔧 Maintenance

Oil Change Interval:

Typically every 10,000 miles or annually, whichever comes first. Check manual for specific conditions.

Major Service Interval:

Significant services often recommended around 30,000, 60,000, and 100,000 miles, including spark plug replacement, belt inspection/replacement, coolant flush.

Engine Oil Type:

Synthetic SAE 0W-40 or 5W-40 (e.g., Mobil 1) meeting Porsche A40 specification.

Coolant Type:

Porsche Coolant Additive (G48) with distilled water (50/50 mix).

Brake Fluid Type:

DOT 4 Plus (e.g., Pentosin DOT 4 LV)

Intermediate Shaft Bearing Ims:

While less prone than earlier models, the IMS bearing failure risk exists; early detection or preventative measures are discussed in detailed forums, though the manual focuses on diagnosis and repair of existing issues.

Oil Seals:

Rear main seal and intermediate shaft seal leaks can occur.

Convertible Top Mechanism:

Actuator failure or hydraulic leaks can affect convertible top operation.

Radiator Leaks:

Radiator side tanks can develop leaks over time.

📚 Vehicle History

Porsche Legacy:

Built upon Porsche's storied history of producing driver-focused sports cars with exceptional engineering and performance.

987 Introduction:

The 987 generation replaced the 986 Boxster, introducing a more refined design, improved interior quality, and enhanced performance and technology.

Facelift Mid Cycle:

A significant facelift occurred for the 2009 model year, introducing direct injection engines and styling updates, making the 2005-2008 models the pre-facelift iteration.

Manufacturing Location:

Valmet Automotive plant in Uusikaupunki, Finland (assembled for Porsche).

Production Years 987:

2004-2012 (with 2009+ being the facelifted 987.2 generation)

🏆 Awards & Recognition

Car And Driver Awards:

Often featured on Car and Driver's 10Best lists in its early years for its performance and value proposition within the Porsche lineup.

Overall Reputation:

Highly regarded for its driving dynamics, build quality, and as an accessible entry into Porsche ownership.