Description
Factory Mercedes-Benz 280 SE Workshop Manual (1972-1980)
This official factory-level service manual covers every W116-platform Mercedes-Benz 280 SE and 280 SEL built between 1972 and 1980 – giving US owners and independent technicians the same depth of information used by authorized dealer shops.
Powertrain & Drive Coverage
| Component | Variants Covered |
|---|---|
| Petrol | M110 2.8L DOHC Inline-Six with Bosch K-Jetronic fuel injection (~185 hp) |
| Diesel | N/A |
| Transmissions | 4-speed manual gearbox; 4-speed automatic transmission |
| Drive | RWD |
| Model Years | 1972-1980 |
| Badge Twins | 280 SEL (long-wheelbase W116 variant) |
Common 280 SE Repairs Covered
| System | Procedures |
|---|---|
| K-Jetronic Fuel Injection | Warm-up regulator replacement, fuel distributor calibration, cold-start injector testing – a known weak point on aging M110 engines |
| Cooling System | Thermostat replacement, radiator flush procedures, coolant hose inspection and renewal |
| Front Suspension | Ball joint inspection and replacement, steering damper service, wheel alignment specifications |
| Electrical / Wiring | Full circuit diagrams, ignition system troubleshooting, instrument cluster and lighting circuit repair |
Format & Delivery
PDF. Instant download; lifetime re-downloads.
Frequently Asked Questions
Does the manual cover both the 280 SE and the long-wheelbase 280 SEL?
Yes. Both the standard-wheelbase 280 SE and the extended 280 SEL are fully covered across all production years from 1972 through 1980 on the W116 chassis platform.
What engine is fitted to the W116 280 SE and is it fully documented here?
The W116 280 SE uses the Mercedes M110 2.8-liter DOHC inline-six paired with Bosch K-Jetronic mechanical fuel injection. This manual includes complete overhaul procedures, torque specs, timing data, and fuel injection calibration instructions for that engine.
Are wiring diagrams and electrical schematics included?
Yes. The manual contains detailed color-coded wiring diagrams covering the ignition, charging, lighting, instrument cluster, central locking, power windows, and climate control circuits – with connector locations and ground point references throughout.
What format is the manual?
The manual is delivered as a PDF document. After purchase you receive an instant download link; the file is fully searchable and compatible with Windows, Mac, iOS, Android, and any device running a standard PDF reader. You may also print individual pages or full sections as needed.
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