Mercedes-Benz S (W126, 1979-1985): Service and Repair Manuals

Buying and Maintaining a 126 S-Class Mercedes

The Mercedes 126 S-Class of 1979-91 remains the most successful premium class saloon in the company's history and is considered by many to be one of the best cars in the world.
More than quarter of a century after the last one left the factory, close to a quarter of all 126s remain registered throughout the world.
This book will enable you to avoid the most common pitfalls and faults that otherwise can ruin the ownership of a 'Sonderklasse'.

Packed with the sort of advice only normally obtainable from years of experience, it will act as your own personal marque expert:
- How to choose the right model for you
- A detailed guide to buying the best car at the right price
- Specifications and valuations
- How to keep your 126 fresh and reliable.

Mercedes-Benz Coupes, Sedans, Wagons - 107, 114, 115, 116, 123, 126 and 201 Series (1974-1984) | Chilton Repair Manual

Chilton Repair Manual for the US and Canadian models of the Mercedes-Benz cars:
- 190 D and 190 E (W201, 1984)
- 230 (W115 and W123, 1974-1978)
- 240 D (W115 and W123, 1974-1983)
- 280 and 280 C (W114, 1973-1976)
- 280 E and 280 CE (W123, 1977-1981)
- 280 S and 280 SE (W116, 1975-1980)
- 280 S/8, 280 SE/8, 280 SEC
- 300 D (W115 and W123, 1975-1984)
- 300 CD (W123, 1978-84)
- 300 SD (W116 and W126, 1978-1984), 300 TD (W123, 1979-1980)
- 380 SEL and 380 SE (W126, 1981-1984)
- 380 SL and 380 SLC (W107, 1981-1984)
- 350 SEC (W126, 1982-1983)
- 450 SE and 450 SEL (W116, 1973-1980)
- 450 SL and 450 SLC (W107, 1973-1980)
- 500 SEC and 500 SEL (W126, 1984)
- 6.9 (W116, 1978-1979).

Petrol engines:
- 4 cylinders - 2.3 L (2299 cc, engine code 102.961)
- 4 cylinders - 2.3 L (2307 cc, 115.951 and 115.954)
- 6 cylinders - 2.8 L (2746 cc, 110.921, 110.922, 110.984 and 110.985)
- V8 - 3.8 L (3839 cc, 116.960, 116.961 and 116.963)
- V8 - 4.5 L (4520 cc, 117.982, 117.983, 117.985 and 117.986)
- V8 - 5.0 L (4973 cc, 117.963)
- V8 - 6.9 L (6834 cc, 100.985).

Diesel engines:
- 4 cylinders - 2.2 L (2197 cc, 601.921)
- 4 cylinders - 2.4 L (2404 cc, 616.912 and 616.916)
- 5 cylinders - 3.0 L (2998 cc, 617.912/617.950, 617.951, 617.952 and 617.953 turbodiesel)
- 5 cylinders - 3.0 L (3005 cc, 617.910).

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Guide to Automatic Transmission Repair - Import Cars and Light Trucks (1980-1984) | Chilton Repair Manual

This Chilton Repair & Maintenance Guide describes theory, trouble-shooting, specifications, repair and overhaul of automatic transmissions and transaxles of American import models (passenger cars and vans) from the period 1980-1984.

Types:
- Audi-VW 089 and 090 transaxles
- Borg Warner 66
- Honda 3- and 4-speed transaxle
- Jatco L3N71B, L4N71B, E4N71B, 4N71B, JM600, RNFO1A, RL3FO1A, F3A transaxles
- Mercedes-Benz W4A-040, W4A-020
- Mitsubishi KM171 and KM172 transaxles
- Renault MB1 and MJ transaxles
- Subaru 4WD transaxle
- Toyota A40, A43D, A43DL, A43DE, AW55, A14OE transaxles
- Volvo AW70, AW71 (Overdrive)
- ZF ZF-4HP22.

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Mercedes-Benz S-Klasse (W126) - 280, 380, 500 (9/1979-1985) | Bucheli Reparaturanleitung

Bucheli Reparaturanleitung for service and repair of the Mercedes-Benz S-Class (series W126).

Versions: 280 S (126.021), 280 SE (126.022), 280 SEL (126.023) / 380 SE (126.032), 380 SEL (126.033), 380 SEC (126.043) / 500 SE (126.036), 500 SEL (126.037) and 500 SEC (126.044).

Petrol engines:
- 6 cylinders - 2.8 litre (2746 cc, engine codes 110.924, 110.926, 110.987KA and 110.989KA)
- V8 - 3.8 litre (3818 cc, 116.961KA), 3.8 litre (3839 cc, 116.963KA) and 5.0 litre (4973 cc, 117.961KA and 117.963KA).

Production years: 9/1979-1985.

This Bucheli manual on the Mercedes-Benz S-Class provides detailed instructions for work on the petrol engines (removal - refitting, crankshaft, connecting rods, pistons, distribution, valves, oil pump, cooling, fuel system).
Covers also the clutch, gearbox (only removal and installation), driveshafts, steering system, front and rear suspension, brakes, electrical system and the exhaust.

• Includes comprehensive technical data and torque wrench settings.
• Clear wiring diagrams.

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Mercedes-Benz S-Klasse (W126) - 280 S, 280 SE, 380 SE, 500 SE (9/1979-1984) | Bucheli Reparaturanleitung

Bucheli Reparaturanleitung for service and repair of the Mercedes-Benz S-Class (W126).

Versions: 280 S (126.021), 280 SE (126.022), 380 SE (126.032) and 500 SE (126.036).

Petrol engines:
- 6 cylinders - 2.8 L (2746 cc, 115 kW/156 hp and 136 kW/185 hp, engine codes 110.924 and 110.987)
- V8 - 3.8 L (3818 cc, 160 kW/218 hp, 116.961) and 5.0 L (4973 cc, 177 kW/240 hp, 117.961).

Production years: 9/1979-1984.

This Bucheli manual on the Mercedes-Benz 280S, 280SE, 380SE and 500SE provides detailed instructions for work on the petrol engines (removal - refitting, crankshaft, connecting rods, pistons, distribution, valves, oil pump, cooling, fuel system).
Covers also the clutch, gearbox (only removal and installation), driveshafts, steering system, front and rear suspension, brakes, electrical system and the exhaust.

• Includes comprehensive technical data and torque wrench settings.
• Clear wiring diagrams.

▶  More information on the Bucheli repair manuals