The service and repair manual for the 1986 Porsche 944 — 2.5L I4 and 2.5L I4 engines, 2 trims. Matched to this exact model year, so the specifications and sequences are the ones Porsche published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 1986 |
|---|---|
| Engines | 2.5L I4 — 151 cu in, SOHC 2.5L I4 — 151 cu in, SOHC, turbocharged |
| Trims | Base Coupe 2-Door · Turbo Coupe 2-Door |
| Federal record | 1 recall · 4 complaints · 72 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 1986 944 manual
03 / ContentsSections in the manual
- Quick Lookups 79
- General Information 1,357
- Accessories & Equipment 50
- Brakes 210
- Maintenance 41
- Electrical 122
- Steering 37
- Engine Mechanical 138
- Suspension 38
- Engine Performance 367
- Transmission 38
- Volts/Amps. RPM 208
- In. (mm) Ozs. (g) 208
04 / Known issuesRecalls on federal record for the 1986 944
- Fuel System, Gasoline — delivery › hoses, lines/piping, and fittings · 86V077000The protective sleeve covering of the return fuel hose between the pressure regulator and fuel return pipe was shortened leaving part of the hose exposed. in some instances this part of the hose.
Owners have filed 4 complaints and Porsche has issued 72 technical service bulletins for the 1986 944. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 1986 944 manual
Is this manual specific to the 1986 944?
Yes. It is the OEM manual matched to the 1986 model year, covering the 2.5L I4 and 2.5L I4 across the Base Coupe 2-Door, Turbo Coupe 2-Door trims. Specifications and procedure sequences are the ones Porsche published for this year.
What 1986 944 problems does it help with?
1 recall is on federal record for the 1986 944, covering fuel system, gasoline. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Porsche dealers.
Does it include 1986 944 wiring diagrams?
Yes — the complete wiring diagrams for the 1986 build, alongside repair procedures, specifications and diagnostics.
Is it a subscription?
No. $29.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.
RelatedOther 944 years and 1986 Porsche models
1991 944 · 1990 944 · 1989 944 · 1988 944 · 1987 944 · 1985 944 · 1984 944 · 1983 944 · all 9 years
1986 Porsche 911 · 1986 Porsche 924 · 1986 Porsche 928 · every 1986 model