Complete workshop & service manual with electrical wiring diagrams for Porsche 928 1977-1995. It's the same service manual used by dealers that guaranteed to be fully functional and intact without any missing page.

This Porsche 928 1977-1995 service & repair manual (including maintenance, overhaul, disassembling & assembling, adjustment, tune-up, operation, inspecting, diagnostic & troubleshooting…) is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices.

MAKE: Porsche
MODEL: 928 (928S, 928S2, 928S4, 928GT, 928GTS)
YEAR: 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995

EXCERPT:
List of Repair Groups
General Technical Data Page 0.1
Repair Groups Group
Maintenance, Self-diagnosis 03
Engine Engine, Crankcase 10
Engine, Crankshaft, Pistons 13
Engine, Cylinder Head and Valve Drive 15
Engine, Lubrication 17
Engine, Cooling 19
Fuel Supply 20
Air Flow Controlled Fuel Injection 24
Exhaust System/Emission Controls 26
Starter, Power Supply, Cruise Control 27
Ignition System 28
Transmission Clutch, Controls 30
Torque Converter 32
Manual Transmission, Controls, Case 34
Manual Transmission, Gears, Shafts 35
Automatic Transmission, Controls, Case 37
Automatic Transmission, Gears, Valve Body 38
Differential, Transaxle System 39
Chassis Front Wheel Suspension 40
Rear Wheel Suspension, Axle Shaft 42
Wheels, Tires, Alignment 44
Antiblock System 45
Brakes, Mechanical 46
Brakes, Hydraulics 47
Steering 48
Body Body-Front Section 50
Body-Center Section 51
Body-Rear Section 53
Lids 55
Doors 57
Hardtop 61
Bumpers 63
Glasses, Window Control 64
Exterior Equipment 66
Interior Equipment 68
Seats 72
Seat Covers 74
Heating, Heater 80
Ventilation, Ventilation 85
Air Condition Air Conditioner 87
Electrics Instruments, Fuel Gauge, Alarm System 90
Radio 91
Windshield Wipers and Washer 92
Exterior Lights, Lamps, Switches 94
Interior Lights 96
Wiring 97
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Notes on brake system from 1986 models on
Assembly instructions
The two halves of the brake caliper must not be separated.
The piston sealing rings, dirt scraper rings and spring plates can be changed while the fixed caliper is assembled.
To remove the spring plates, heat the retaining screws with a hot-air blower to approx. 150°C; this is because the screws are inserted with a locking agent. Do not re-use the screws. Coat the threads of the new screws lightly with Loctite 270. When installing the brake pistons, use Unisilikon TK 44 N 2 brake cylinder paste {this also applies to earlier types of brake caliper if repairs become necessary).
Unisilikon paste is available as a spare part. available as a spare part (part number 000.043.117.00).
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