W223 · 2022–…

Mercedes Classe S S 580 e W223 · 510 hp (2022 to date)

The Mercedes Classe S S 580 e of the W223 generation uses the M256 3.0 I6 plug-in hybrid engine with 510 hp.

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Technical specifications

Fuel
Plug-in hybrid
Power
510 PS / 375 kW
Displacement
2 999 cm³
Cylinders
6
Engine code
M256 3.0 I6
Period covered
2022–…
Documented market
Europe

Transmission

  • Automatic · 9 speeds

Figures apply to the cited configuration and market; equipment and transmissions may vary by production date.

Specification source : [1] AutoKarnet

This version

510 hp (375 kW), rear-wheel drive, 9-speed automatic. Built from 2022 to date. Plug-in hybrid: the high-voltage battery charges from a socket; have the high-voltage system checked only by a qualified workshop.

AutoKarnet advice

In the range

It is the only plug-in hybrid version of this generation. The M256 3.0 I6 engine is also fitted to: Mercedes Classe E (W213), Mercedes Classe E (W214), Mercedes CLS (C257), Mercedes Classe S (W222), Mercedes GLE / ML (GLE W167), Mercedes GLS (X167).

AutoKarnet advice

Maintenance and records

Service A / Service B

About 25,000 km or 1 year (ASSYST)

25 000 km

12 months

Oil and filter at each service; Service B adds filters and wider checks. The ASSYST indicator prevails.

Source [1]

Brake fluid

Every 24 months

24 months

Time-based replacement, whatever the mileage.

Source [1]

Questions about this version (2)

Which engine is in the Mercedes Classe S S 580 e W223?

The M256 3.0 I6 plug-in hybrid engine (2 999 cc), 510 hp (375 kW).

AutoKarnet advice

Which oil for the Mercedes Classe S S 580 e?

A MB 229.5 / 229.51 / 229.52-approved oil suited to the M256 3.0 I6 engine.

AutoKarnet advice

Documentary sources

  1. [1] Rédaction AutoKarnet

    AutoKarnet · FR · Europe · Synthèse éditoriale AutoKarnet · Accessed 09/10/2026

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