Mercedes C-Class W202Saloon/Estate1993–2000

Mercedes C-Class W202 Engines — The Complete UK Guide

Every engine fitted to the first-generation C-Class — from the M111 four-cylinder petrol to the M104 straight-six and the OM605 five-cylinder diesel that defined Mercedes' compact executive class. Real UK costs, honest reliability data, and the engine-harness issues that plague early cars. Backed by real UK enquiries in 2025 [PATTERN DATA].

Explore W202 Engines
W202Enquiries (2025)
Saloon/Estate
12+Engine Codes
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Mercedes C-Class W202 Engine Codes — The Complete Database

Every engine fitted to the W202 saloon and S202 estate — including the full M111 petrol range, the M104 straight-six, and the OM60x diesel family.

Engine CodeFuelPowerYearsReliabilityEnquiriesAvg. Recon Cost
M111.920 / M111.921M111Petrol122 PS / 90 kW1993–2000★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,200–£2,500 [PLACEHOLDER — confirm vs cost sheet]
M111.941 / M111.945M111Petrol136 PS / 100 kW1994–2000★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,400–£2,800 [PLACEHOLDER — confirm vs cost sheet]
M111.960M111Petrol150 PS / 110 kW1993–1996★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,500–£3,000 [PLACEHOLDER — confirm vs cost sheet]
M111.973M111Petrol150 PS / 110 kW1996–2000★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,600–£3,200 [PLACEHOLDER — confirm vs cost sheet]
M111.975M111Petrol, supercharged193 PS / 142 kW1996–2000★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,800–£3,500 [PLACEHOLDER — confirm vs cost sheet]
M104.941M104Petrol193 PS / 142 kW1993–1997★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£2,000–£4,000 [PLACEHOLDER — confirm vs cost sheet]
M112.922M112Petrol170 PS / 125 kW1997–2000★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£2,200–£4,200 [PLACEHOLDER — confirm vs cost sheet]
M104.941 (AMG)M104Petrol280 PS / 206 kW1994–1997★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£3,500–£6,000 [PLACEHOLDER — confirm vs cost sheet]
M113.944M113Petrol306 PS / 225 kW1997–2000★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£4,000–£7,000 [PLACEHOLDER — confirm vs cost sheet]
OM604.910OM604Diesel88 PS / 65 kW1993–1998★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,300–£2,500 [PLACEHOLDER — confirm vs cost sheet]
OM604.915OM604Diesel95 PS / 70 kW1993–1998★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,400–£2,800 [PLACEHOLDER — confirm vs cost sheet]
OM605.910OM605Diesel113 PS / 83 kW1994–1999★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,600–£3,200 [PLACEHOLDER — confirm vs cost sheet]
OM605.912OM605Diesel150 PS / 110 kW1996–2000★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,800–£3,500 [PLACEHOLDER — confirm vs cost sheet]
OM611.960OM611Diesel125 PS / 92 kW1999–2000★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,800–£3,200 [PLACEHOLDER — confirm vs cost sheet]
BMW 3 Series E90

Overview

Mercedes C-Class W202 — Overview

The W202 is the first-generation Mercedes-Benz C-Class, produced from 1992 to 2000 as the successor to the 190E (W201).

It established the C-Class as Mercedes' compact executive offering, available as a four-door saloon and, from 1995, a five-door estate (S202). The engine range spanned M111 four-cylinder petrol units from 1.8 to 2.3 litres, M104 and M112 six-cylinder petrols, the M113 V8 in AMG guise, plus OM604, OM605 and OM611 diesel units. A mild facelift in 1997 brought revised styling and mechanical updates.

Key Facts

Platform

Mercedes W202 (first generation)

Predecessor

Mercedes-Benz 190E (W201)

Successor

Mercedes-Benz C-Class (W203)

Sibling body styles in this generation

S202 estate (1995–2001)

Market Intelligence

The W202 C-Class generated UK engine enquiries in 2025 [PATTERN DATA], with the M111 petrol fours and OM605 diesel five-cylinders remaining the most commonly discussed among specialists.

Best & Worst Engines

 engine

Thin-Data Summary

Thin-Data Fallback mode — one paragraph: The W202's most dependable engine is the M104 2.8-litre straight-six (C280) — the 193 PS six-cylinder is widely considered the pick of the range for its smooth power delivery and proven durability, though early cars (pre-1997) suffer from biodegradable wiring harness failure. The M111 four-cylinder range is generally robust — the 1.8L C180 and 2.0L C200 are simple, reliable units with minimal electronic complexity. The OM605 five-cylinder diesel (C250 Turbodiesel) is the best diesel option, offering 150 PS with the legendary Mercedes over-engineered build quality. The OM611 CDI (C220 CDI) introduced common-rail technology in 1999 and is a significant step forward in refinement and economy. Avoid early OM604 diesels — they are underpowered and suffer from indirect-injection drawbacks, and avoid any pre-1997 car without documented wiring harness replacement, as the biodegradable looms are a known failure point.

Who it's for:

Mercedes C-Class W202 — Ownership Economics

EngineTypical MileageCommon Major FailureRepair Cost (Specialist)Replacement Cost (Recon)Ownership Verdict
M111.920/921 (C180)80k–150kWiring harness, ignition leads£200–£500£1,200–£2,500
Best Value — simple, reliable, cheap to run
M111.941/945 (C200)80k–150kWiring harness, MAF sensor£200–£500£1,400–£2,800
Solid Choice — more power, same reliability
M111.960 (C220)80k–150kWiring harness, ignition leads£200–£500£1,500–£3,000
Good Petrol — the original four-cylinder
M111.973 (C230)80k–150kWiring harness, MAF sensor£200–£500£1,600–£3,200
Upgrade Pick — 2.3L torque without Kompressor complexity
M111.975 (C230 Kompressor)60k–120kSupercharger clutch, wiring harness£400–£800£1,800–£3,500
Fun Choice — supercharged but more to maintain
M104.941 (C280)80k–150kWiring harness (pre-97), head gasket£300–£800£2,000–£4,000
Most Refined — smooth six, but harness watch
M112.922 (C240)80k–150kWiring harness, cooling system£300–£700£2,200–£4,200
Modern Six — V6 refinement, post-harness issues
M104.941 (C36 AMG)60k–120kWiring harness, head gasket, cooling£500–£1,200£3,500–£6,000
Collector's Item — rare, costly to maintain
M113.944 (C43 AMG)60k–120kEngine mounts, cooling system£500–£1,200£4,000–£7,000
V8 Icon — the first V8 C-Class, specialist only
OM604.910/915 (C200/C220 Diesel)80k–150kGlow plugs, injector seals, fuel system£200–£600£1,300–£2,800
Budget Diesel — underpowered but economical
OM605.910 (C250 Diesel)80k–150kGlow plugs, injector seals, turbo (on TD)£200–£600£1,600–£3,200
Best Diesel — five-cylinder legend
OM605.912 (C250 Turbodiesel)80k–150kTurbo actuator, injector seals£300–£700£1,800–£3,500
Top Diesel — 150 PS and bulletproof
OM611.960 (C220 CDI)80k–150kInjector wear, EGR clogging£300–£600£1,800–£3,200
Modern Diesel — common-rail refinement

The W202 rule

A £2,000–£4,000 recon on a sub-£2,500 W202 sits at 80–160% of the car's value — at that point, scrap value usually wins. Against a well-kept £4,000+ example, the same recon drops to 50–100% — still a serious decision, but one that can make sense if the car is otherwise sound. Value the car first, then the engine. Note that C36 and C43 AMG values are significantly higher and may justify engine replacement where a standard C-Class would not.

Key Takeaways

  • Which W202 Costs Least To Own?

    C180 (M111.920) — simplest engine, cheapest parts, no turbo or supercharger complexity.

  • Which W202 Costs Most To Own?

    C43 AMG (M113.944) — V8 parts premium, specialist labour required.

  • Which W202 Is Best Value?

    C250 Turbodiesel (OM605.912) — 150 PS, bulletproof five-cylinder, excellent economy.

Common Problems

W202 Engine Replacement Costs — By Engine and Condition

Core Variants

Core Variants

Scope note: All variants listed are W202 saloon and S202 estate. The C36 AMG (1994–1997) and C43 AMG (1997–2000) are the high-performance models. The C220 CDI (OM611) was introduced in 1999 as the first common-rail diesel in the C-Class.

Market Intelligence

Most Requested E90 Engines (2025)

    Most Requested E90 Variants

      Average E90 Replacement Cost

      Most Common E90 Failures

        FAQ

        BMW 3 Series E90 rear three-quarter view

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