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Porsche 928 Workshop, Service and Repair Manual PDF (1977-1995)
$28.26
Porsche 928 factory workshop manual (1977-1995) in PDF format. Instant PDF download (231 MB).
MechanicMate – Vehicle Workshop Manuals
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Category: Porsche Workshop & Service Manuals
Description
Porsche 928 Workshop Manual PDF 1977-1995
Why professional mechanics choose this manual
- Complete factory procedures for all engines: M28/01 (4.5L), M28/02 (4.7L), M28/04 (4.7L S), M28/41 (5.0L S4), M28/42 (5.0L GT/GTS)
- Detailed coverage of both manual (G28/50 5-speed, G28/74 5-speed) and automatic (A22/3 4-speed, A28/32 4-speed) transmissions
- High-resolution exploded diagrams with OEM part numbers and factory torque specifications
- Complete diagnostic procedures for Bosch LH-Jetronic, Motronic systems and ABS (ABS-2, later ABS-5)
- Comprehensive electrical schematics including CIS/LH-Jetronic injection, climate control, and airbag systems
- Professional-grade searchable PDF optimized for workshop tablets and laptops
What you will receive
| Vehicle models | Porsche 928 (all trims, 2WD and 4WD) |
| Years covered | 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995 |
| File format | PDF inside ZIP, virus-scanned |
| File size | 231 MB |
| Delivery | Instant link (unlimited downloads) |
Frequently asked questions
Is this an official manual?
Yes – This is the complete OEM workshop manual used by authorized Porsche technicians, now digitized for professional mechanics.
Does it cover my specific engine or transmission?
All 928 powertrains are covered in detail, from early 4.5L engines to final 5.0L GTS models, including both manual and automatic transmissions. Includes specialized procedures for limited-slip differentials and transaxle rebuilds.
Do I need special software?
No, any PDF reader will open it. Optimized for both desktop and tablet viewing. The ZIP format ensures quick downloads while maintaining diagram quality.
Not affiliated with the vehicle manufacturer. Trademarks belong to their respective owners.
Search keywords: Porsche 928 workshop manual, M28 engine repair, G28 transmission, LH-Jetronic, Motronic, ABS diagnostics, 928 S4 manual, 928 GTS service, transaxle rebuild, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995 download.
18 reviews for Porsche 928 Workshop, Service and Repair Manual PDF (1977-1995)
| 5 star | 55% | |
| 4 star | 27% | |
| 3 star | 11% | |
| 2 star | 5% | |
| 1 star | 0% |
1-5 of 18 reviews
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I’ve never been much of a mechanic, but this manual made it easy for me to perform routine maintenance on my 928. The writing is clear and concise.
This manual is a must-have for any 928 owner. The information is comprehensive and the writing is engaging. I’ve already recommended it to my friends.
I was able to diagnose and fix a complex issue with my 928’s engine thanks to this manual. The troubleshooting guide is incredibly useful.
As a Porsche enthusiast, I can attest that this manual is a must-have. The level of detail is impressive and the writing is clear. 10/10 would recommend.
I was able to use this manual to troubleshoot and fix a problem with my 928’s brakes. The manual’s instructions were clear and easy to follow.