1994 Porsche 928 Service and Repair Manual

4.7 · Trusted by 14,000+ mechanics & DIYers
Regular price $29.99 USD
  • Lightning-Fast Downloads
    Optimized files — even slow connections handle it
  • Instant Search & Navigation
    Jump to any procedure or spec with one click
  • Print One or All Pages
    Bring only the pages you need to the shop
  • Covers Every System & Component
    Every procedure for the 1994 Porsche 928
Sample Preview

Unlock the Full Manual

Complete repair procedures
Wiring diagrams & schematics
Torque specifications
Full search & bookmarks
$29.99
Buy 2+ Manuals, Save 20% Discount applied automatically at checkout
20% OFF
Secure Checkout
No Subscriptions
Factory-Grade Data

1994 Porsche 928 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • GTS Coupe 2-Door

Engines covered

  • 5.4L 5392CC V8 GAS DOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Bancontact
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Vehicle Safety Data

1994 Porsche 928 Recalls & Complaints

No active recalls The 1994 Porsche 928 has no recalls on file with NHTSA.
TSB #10251139

Product knowledge for the chassis and VIN numbering systems

TSB #10246417

Information for PIWIS tester update 42.300.050 & .052

TSB #10246387

Instructions on manufactures certificate for approved Porsche A40 engine oils

TSB #10246385

Instructions on manufactures certificate for approved Porsche C30 engine oils

TSB #10246384

Instructions on manufacturers certificate for approved C20 engine oils

TSB #10246372

Information for PIWIS tester update 42.300.035

TSB #10246374

Information for PIWIS tester update 42.300.040 & .041

TSB #10246369

Information for PIWIS tester update 42.300.030 - .032

Showing the 8 most recent of 83 technical service bulletins on file with NHTSA.

No complaints filed No consumer complaints on file with NHTSA for the 1994 Porsche 928.
All Model Years

Other Years of the Porsche 928

Need a manual for a different year? Browse every Porsche 928 we cover.

Explore More

More Porsche Models

Browse service and repair manuals for other Porsche models in our catalog.