Market Segment:
Front-engine, rear-wheel-drive, grand touring coupe/convertible.
Competitors:
BMW 8 Series, Chevrolet Corvette (C4), Nissan 300ZX (Z32), Toyota Supra (Mk IV), Mazda RX-7 (FD).
Unique Selling Points:
Unique transaxle drivetrain layout, VarioCam variable valve timing, advanced aerodynamics, Porsche build quality, evolution of the 944 platform.
Manual Benefit:
Provides comprehensive, accurate, and detailed technical information essential for maintaining and repairing the Porsche 968, empowering owners and technicians.
Major Systems:
Engine, Fuel System, Ignition System, Cooling System, Lubrication System, Exhaust System, Clutch, Transmission (Manual & Tiptronic), Drive Axles, Suspension (Front & Rear), Steering, Brakes, Electrical System, Climate Control, Body & Chassis, Body Electronics, Diagnostics & Troubleshooting
Manual Type:
Master Workshop Manual / Service Manual / Repair Manual
Powertrain Engine:
Detailed coverage of the 3.0L M44/01 16-valve inline-4 engine, including components, operation, and service procedures.
Powertrain Transmission:
Comprehensive coverage for both the 6-speed manual transaxle (G50/20) and the optional Tiptronic automatic transmission.
Chassis Suspension Steering:
In-depth details on the transaxle layout, front MacPherson struts, rear trailing arms with semi-trailing arms, and power-assisted steering system.
Electrical Diagnostics:
Extensive wiring diagrams, troubleshooting guides, and diagnostic procedures for all electrical components and systems, including Motronic M2.10 engine management.
Engine Rebuild:
Complete engine disassembly, inspection, overhaul, and reassembly procedures, including torque specifications and clearances.
Transmission Service:
Detailed steps for transmission removal, installation, clutch replacement, and internal component service.
Brake System Overhaul:
Procedures for brake caliper servicing, rotor replacement, fluid bleeding, and ABS system diagnostics.
Climate Control Repair:
Troubleshooting and repair of the automatic climate control (ACC) system, including refrigerant handling.
Diagnostic Capability:
Advanced diagnostic procedures, including fault code reading (where applicable via consult tools), sensor testing, and actuator verification.
Repair Scope:
Covers everything from basic maintenance and fluid changes to major component overhauls and bodywork repairs.
Troubleshooting:
Systematic troubleshooting trees and symptom-based diagnostics for common and uncommon issues.
Printability:
Yes, printable to standard paper sizes.
Binding Type:
Digital (PDF Download)
Digital Media:
N/A (Digital File)
Operating Systems:
Compatible with all versions of Windows, Mac OS, and Linux.
Reader Software:
Adobe Acrobat Reader (or compatible PDF viewer).
Delivery:
Instant High-Speed Download.
Configuration:
Inline 4-cylinder, DOHC, 16 valves
Displacement:
2990 cc (3.0 Liters)
Bore X Stroke:
104.0 mm x 88.0 mm
Compression Ratio:
10.1:1
Horsepower Hp:
236 hp (176 kW) @ 5,800 rpm
Torque Lb-Ft:
225 lb-ft (305 Nm) @ 4,200 rpm
Fuel Delivery:
Bosch Motronic M2.10 Electronic Fuel Injection
Fuel Type:
Premium Unleaded Gasoline (91 Octane or higher recommended)
Valve Control:
VarioCam variable valve timing system (intake camshaft).
Cooling System:
Water-cooled, thermostatically controlled, with electric cooling fan.
Transmission Type Standard:
6-speed Manual Transaxle
Manual Gear Ratios:
1st: 3.500, 2nd: 2.000, 3rd: 1.320, 4th: 1.000, 5th: 0.750, 6th: 0.620, Reverse: 2.846
Transmission Type Optional:
Tiptronic Automatic Transaxle
Drive Layout:
Transaxle: Engine front-mounted, transmission and drive axles rear-mounted.
Manual Transmission Fluid:
Refer to manual for specific Porsche-approved fluid (e.g., Mobilube PTX 75W-90 GL-4 or equivalent).
Tiptronic Transmission Fluid:
Refer to manual for specific Porsche-approved fluid (e.g., ATF Dexron III or equivalent).
Crash Test Results:
Information typically not available from third-party sources for this era of Porsche; refer to manufacturer or specialized automotive safety resources.
Braking System:
Four-wheel disc brakes (ventilated front/rear), ABS (Anti-lock Braking System).
Traction Control:
Optional ASR (Anti-Slip Regulation) on some models.
Airbags:
Driver's side airbag standard from 1994 model year; optional passenger airbag.
Seatbelts:
Three-point inertia-reel seatbelts with pretensioners.
Rollover Protection:
Integrated rollover bar behind seats for Cabriolet models.
Audio System:
Factory-installed premium sound systems (e.g., Blaupunkt) with cassette player and optional CD changer.
Climate Control:
Automatic Climate Control (ACC) with manual override.
ABS:
Standard Anti-lock Braking System.
Traction Control:
Optional ASR (Anti-Slip Regulation).
Original Features:
Limited by era; no integrated smartphone connectivity or advanced digital features beyond the climate control and audio systems.
Oil Change Interval Km:
15,000 km or 1 year, whichever comes first.
Major Service Interval Km:
Refer to manual for specific mileage/time intervals for timing belt, spark plugs, and other critical components.
Engine Oil Capacity Liters:
8.0 Liters (with filter change)
Engine Oil Viscosity:
Refer to manual; typically SAE 0W-40, 5W-40, or 5W-50 synthetic oil.
Coolant Capacity Liters:
Approx. 9.0 Liters (with heater core)
Coolant Type:
Porsche approved antifreeze (e.g., G40/G12++ or equivalent) mixed with distilled water.
Common Problems:
Timing belt failure (critical, due to interference engine), fuel accumulator issues, vacuum hose degradation, transaxle bearing noise, A/C system leaks, electrical contact corrosion, window regulator problems.
Troubleshooting Focus:
Manual provides detailed guidance on diagnosing and rectifying these common and less common issues.
Manufacturer:
Porsche AG, Stuttgart, Germany
Predecessor:
Porsche 944, 944 S, 944 S2, 944 Turbo.
Development Basis:
Major revision and update of the 944 platform, intended to provide a more modern and refined sports car experience.
Production Years:
1991-1995
Manufacturing Location:
Neckarsulm, Germany (Audi AG factory under contract).
Total Production Units:
Approximately 12,440 units (Coupe and Cabriolet combined).
Automotive Press:
Consistently praised for its handling, chassis dynamics, and evolutionary refinement of the 944 platform. Often noted as a refined GT car.
Owner Satisfaction:
Generally high among enthusiasts, particularly for driving engagement and build quality, though maintenance costs can be a factor.
Manual Accuracy:
Developed to Porsche's high standards for workshop documentation, providing technician-level accuracy and detail.
