Car Model History

Four-door rear-wheel-drive luxury sedan · 4.2-liter M119 DOHC V8

1994 Mercedes-Benz S 420 Automatic

The preserved factory North American owner's-manual index lists the S 420 for model year 1994; the Mercedes-Benz archive establishes its W140 model identity.

1994 Mercedes-Benz S-Class (W140) — sedan, front three-quarter view
Exact 1994 S-Class reference photograph; exact configuration not verified ·

Photo: “1994 Mercedes-Benz 500 S (W140) (4797740984)” by Spanish Coches / Wikimedia Commons, licensed under CC BY 2.0. Cropped to 16:9.

Factory configuration

What this model is

Trim
S 420
Body style
Four-door rear-wheel-drive luxury sedan
Engine
4.2-liter M119 DOHC V8
Transmission
4-speed automatic

Configuration-specific ownership

Maintenance for this exact configuration

These items are filtered to the engine, transmission, trim, and model-year applicability recorded for this configuration. Broad Amazon category searches are suppressed here; shopping links appear only beside catalog-backed part numbers.

Service desk

What this car needs & when

Use this as a service-planning checklist for 1994 Mercedes-Benz S 420 Automatic. Start with the interval, confirm which engine or configuration you have, then use an exact ordering reference when one is verified.

Service topics
3
Factory intervals
2
Fitment-scoped
3
Exact references
1

Before orderingIdentify your engine, options and build date.Part numbers and sizes can change within one model year. Shopping links appear only for catalog-backed references; still verify the listing against your vehicle before ordering.

  • Lubrication service

    Sourced interval available

    Applies to: 1994 · United States · Mercedes-Benz explicitly applies this revision to model 140 beginning with model year 1994; pre-1994 W140 requirements are not claimed.

    Published interval: 7,500 mi / 12,000 km / 12 months · Under normal operating conditions; at least once a year.

    Source: Mercedes-Benz — W140 maintenance intervals (MY1994 revision, preserved by Operation CHARM) · normal operating-condition intervals — lubrication service · checked

    Maintenance service

    Applies to: 1994 · United States · Mercedes-Benz explicitly applies this revision to model 140 beginning with model year 1994; pre-1994 W140 requirements are not claimed.

    Published interval: 15,000 mi / 24,000 km / 24 months · Under normal operating conditions.

    Source: Mercedes-Benz — W140 maintenance intervals (MY1994 revision, preserved by Operation CHARM) · normal operating-condition intervals — maintenance service · checked

  • Engine air filter

    Exact reference available

    Applies to: 1994 · United States · Mercedes-Benz explicitly applies this revision to model 140 beginning with model year 1994; pre-1994 W140 requirements are not claimed.

    Published interval: 60,000 mi / 96,000 km / 48 months · Additional maintenance work at a maintenance service; whichever comes first.

    Source: Mercedes-Benz — W140 maintenance intervals (MY1994 revision, preserved by Operation CHARM) · additional maintenance jobs at maintenance service — replace air-filter element · checked

    S 420 — 4.2-liter M119 DOHC V8

    K&N 33-2678

    Applies to: 1994 · 4.2-liter M119 DOHC V8 · S 420 · Exact 1994 S 420 engine application. Confirm VIN and build date before ordering.

    Source: K&N Engineering — 2017 European Automotive Catalog, S-Class application tables (archived copy) · W140 S-Class table — S 420, 1994 — 33-2678 (two required) · checked

    Verified ordering references

  • Engine oil filter

    Fitment must be confirmed

    Use the exact engine, VIN, and build date to confirm the catalogued service part before ordering.

    Applies to: 1994

Sources

  1. Mercedes-Benz Public Archive — 140-series S-Class model history
  2. Mercedes-Benz W140 School archive — factory North American owner's-manual model indexes by year

Other 1994 configurations

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