Model Variant:
Boxster, Boxster S, Cayman, Cayman S, Cayman GT4, Boxster & Cayman Black Series
Platform:
981 / 991 (shares many components)
Segment:
Premium Sports Car / Grand Tourer
Competitors 2013-2016:
Chevrolet Corvette, BMW Z4, Audi TT, Mercedes-Benz SLK, Jaguar F-Type
Chassis Design:
Mid-engine, rear-wheel-drive platform renowned for exceptional balance and handling characteristics
Convertible Top:
Boxster features a lightweight, electro-hydraulic soft top that can be operated at moderate speeds; Cayman is a fixed-roof coupe
Performance Variants:
Introduction of the potent Cayman GT4, a track-focused variant with enhanced aerodynamics and a more powerful engine
Manual Value Proposition:
Provides owners and independent technicians with the same level of detail and accuracy as official Porsche workshops.
Vehicle Variants Covered:
Porsche Boxster (981), Boxster S (981), Cayman (981), Cayman S (981), Cayman GT4 (981), Boxster Spyder (981), Cayman GTS (981), Boxster GTS (981), Boxster Black Edition, Cayman Black Edition
Estimated Page Count:
Extensive, hundreds of pages
Type:
Factory Service Repair Workshop Manual
Format:
PDF (Downloadable)
Powertrain:
Engine mechanical, engine management, fuel system, cooling system, exhaust system, ignition system, lubrication system
Transmission:
Manual transmission (PDK - Porsche Doppelkupplung optional), clutch, differential, drive shafts
Chassis And Suspension:
Front suspension, rear suspension, steering system, wheel alignment, braking system (including PCCB - Porsche Ceramic Composite Brakes where applicable)
Electrical System:
Battery, charging system, starter, lighting, instrumentation, infotainment, comfort modules, control units (ECU, TCU, etc.), wiring diagrams
Body And Interior:
Body panels, doors, hoods, trunks, bumpers, interior trim, seats, HVAC system, convertible top mechanisms (for Boxster)
Maintenance:
Scheduled maintenance, oil changes, filter replacements, spark plug replacement, brake fluid flush, coolant replacement
Troubleshooting:
Diagnostic procedures, fault codes, common issues, intermittent problems, electrical gremlins
Repair:
Engine component replacement, transmission repair, suspension component overhaul, brake caliper service, electrical component repair, bodywork repair
Diagnostics:
On-board diagnostics (OBD-II), scan tool usage, live data interpretation, component testing
Depth:
Comprehensive, from basic checks to full engine and transmission rebuilds
Engine Code Boxster Base:
MA1.20
Engine Displacement Boxster Base:
2.7 Liters
Engine Configuration Boxster Base:
Flat-six (Boxer)
Horsepower Boxster Base:
265 hp @ 6700 rpm
Torque Boxster Base:
206 lb-ft @ 4500-6500 rpm
Engine Displacement Boxster S:
3.4 Liters
Horsepower Boxster S:
315 hp @ 6700 rpm
Torque Boxster S:
266 lb-ft @ 4500-6500 rpm
Engine Displacement Cayman Base:
2.7 Liters
Horsepower Cayman Base:
275 hp @ 6700 rpm
Engine Displacement Cayman S:
3.4 Liters
Horsepower Cayman S:
325 hp @ 6700 rpm
Engine Code Cayman Gt4:
MA1.22
Engine Displacement Cayman Gt4:
3.8 Liters
Engine Configuration Cayman Gt4:
Naturally Aspirated Flat-six
Horsepower Cayman Gt4:
385 hp @ 7400 rpm
Torque Cayman Gt4:
317 lb-ft @ 4750-6000 rpm
Fuel Delivery:
Direct Fuel Injection (DFI)
Redline:
Approx. 7500 rpm for 2.7L/3.4L, 7800 rpm for 3.8L GT4
Boxster Base Cayman Base:
6-Speed Manual Transmission
Boxster S Cayman S Gt4:
7-Speed PDK (Porsche Doppelkupplung) Dual-Clutch Automatic Transmission
Pdk Functionality:
Provides lightning-fast shifts, sport modes, paddle shifters, and optimized fuel economy.
Clutch Type:
Dry single-plate clutch (manual transmission), dual-plate clutch (PDK)
Wheelbase:
Approximately 2475 mm (97.4 in)
Length Boxster:
Approximately 4371-4379 mm (172.1-172.4 in)
Length Cayman:
Approximately 4433-4438 mm (174.5-174.7 in)
Width Without Mirrors:
Approximately 1801 mm (70.9 in)
Height Boxster:
Approximately 1282-1283 mm (50.5 in)
Height Cayman:
Approximately 1295-1304 mm (51.0-51.3 in)
Curb Weight Boxster Base:
Approximately 1345 kg (2965 lbs)
Curb Weight Cayman Gt4:
Approximately 1415 kg (3120 lbs)
Wheelbase Gt4:
Approximately 2475 mm (97.4 in)
Wheel Bolt Pattern:
5x130mm
Wheel Size Standard:
18-inch (Boxster/Cayman Base), 19-inch (S, GTS, GT4)
Tire Size Example Boxster S:
Front: 235/40 ZR 19, Rear: 265/35 ZR 19
Crash Test Information:
While specific model year NHTSA/IIHS ratings may vary, Porsche vehicles are known for robust safety structures. The manual will detail structural integrity and occupant protection systems.
Braking System:
Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist (PBA - Porsche Active Suspension Management variants offer advanced braking integration)
Stability Control:
Porsche Stability Management (PSM), which includes traction control and stability control functions.
Airbags:
Driver and passenger airbags, side airbags, knee airbags (depending on configuration).
Roll Over Protection:
Boxster features automatically deploying rollover protection bars.
Porsche Communication Management (PCM):
Integrated system featuring navigation, audio, Bluetooth connectivity, and optional enhanced features.
Optional Systems:
Adaptive Cruise Control (ACC), ParkAssist (front and rear), rearview camera, blind-spot monitoring (available on some trims).
Bluetooth Integration:
Standard or optional for hands-free calling and audio streaming.
Oil Change Interval:
Typically every 10,000 miles or 1 year, whichever comes first (refer to manual for exact vehicle-specific intervals and driving conditions).
Brake Fluid Change:
Every 2 years
Spark Plug Replacement:
Typically around 40,000-60,000 miles, depending on engine variant and plug type.
Engine Oil Specification:
Porsche A40 approved, SAE 0W-40 or 5W-40 (e.g., Mobil 1 or Castrol Edge Professional)
Coolant Specification:
Glysantin G48 (or equivalent phosphate-free, silicate-free, nitrite-free coolant with OAT technology), typically a 50/50 mix with distilled water.
Brake Fluid Specification:
Porsche DOT 4 Plus (or equivalent DOT 4 High Performance)
Transmission Fluid Manual:
API GL-4 or GL-5 gear oil (specific viscosity will be detailed in the manual, often 75W-90)
Transmission Fluid Pdk:
Porsche DCT fluid (e.g., Pentosin FFL-3 or equivalent specialized DCT fluid)
Intermediate Shaft (Ims) Bearing:
While less prevalent in the 981 generation compared to earlier models due to engine design revisions, the manual will cover any specific IMS bearing maintenance or inspection procedures applicable.
Pdk Transmission Maintenance:
Regular fluid and filter changes are critical for PDK longevity. The manual will provide specific procedures and intervals.
Convertible Top Mechanism (Boxster):
Potential issues with hydraulic lines, motors, or sensors. The manual details inspection and repair for the soft top.
Heritage:
Porsche, a marque synonymous with performance, motorsport, and precision engineering, has a long history of producing iconic sports cars.
981 Generation Launch:
The 981 generation Boxster and Cayman marked a significant evolution from the 987 generation, with a redesigned chassis, lighter construction, and more powerful engines.
Cayman Gt4 Introduction:
The introduction of the GT4 in 2015 represented Porsche's focus on delivering a highly engaging, track-bred driving experience in the Cayman lineup.
Manufacturing Location:
Germany (Leipzig factory for Boxster/Cayman production)
General Accolades:
Porsche Boxster and Cayman models are consistently lauded by automotive journalists and organizations for their dynamic performance, handling, and driver engagement.
Cayman Gt4 Accolades:
The Cayman GT4, in particular, received widespread critical acclaim for its track-focused capabilities and driving purity.
