How much does a Mercedes E-Class S210 engine replacement cost in the UK?

A reconditioned S210 engine typically costs £1,300–£9,000 supply only, depending on engine — the volume OM604 diesel sits at £1,300–£2,800, while the M113 V8 in the E 55 T AMG is the most expensive at £5,000–£9,000. Fitting adds £650–£1,300 depending on engine complexity and specialist rates. Use our calculator for a personalised figure.

Which Mercedes E-Class S210 engine is the most reliable?

The OM606 3.0-litre straight-six diesel (E 300 Turbodiesel, 177 PS) is widely considered one of the most reliable engines Mercedes ever made — legendary over-engineering, mechanical injection, and 300,000+ mile potential. The M112 3.2-litre V6 (E 320 T, 224 PS) is the best petrol option — smooth, refined, and introduced with significant weight savings over the M104 straight-six.

What are the common problems with the Mercedes E-Class S210?

Cooling system leaks on the M112 V6 and M113 V8, glow plug and injector wear on the OM60x diesels, biodegradable wiring harness degradation on pre-1997 M111 cars, and rear self-levelling suspension failure on high-mileage estates. The 1997 engine modernisation addressed many issues, but cooling system neglect remains the primary cause of failure.

Is the Mercedes E-Class S210 reliable?

Overall reliability is excellent for a late-1990s Mercedes — particularly the diesel straight-six OM606, which is legendary. The M112 V6 is also highly durable. The main caveats are the pre-1997 biodegradable wiring harness (budget for replacement) and cooling system neglect on the V6 and V8 — both are well-understood and avoidable. Post-1997 cars are much improved.

Which Mercedes E-Class S210 engine should I avoid?

The OM604 diesel (E 200 D, E 220 D) is underpowered and suffers from indirect-injection drawbacks — we'd recommend the OM605 or OM606 instead. Also avoid any pre-1997 petrol car without documented wiring harness replacement — chasing electrical gremlins can be a costly nightmare. The E 55 T AMG is a genuine modern classic but carries eye-watering maintenance bills — only buy one with deep pockets and full service history.

How do I know if my S210 engine needs replacing?

Persistent coolant loss or overheating (M112/M113 cooling system), poor cold starting or excessive smoke on diesels (glow plug/injector wear), intermittent misfires and electrical gremlins (wiring harness on pre-1997 M111), or a loud clunking from the rear (self-levelling suspension failure) are the key warning signs. Use our diagnostic calculator for a personalised assessment.

Is it worth replacing a Mercedes E-Class S210 engine, or should I scrap the car?

Depends on the car's value. Against a well-kept £6,000 E 320 T, a £2,500–£4,500 recon is 42–75% of the car's value — borderline but viable. Against a tired £2,000 E 200 T, a £1,500–£2,800 recon is 75–140% — walk away. For an E 55 T AMG, a £25,000+ car justifies a £5,000–£9,000 recon; a £15,000 example makes it a much harder call. Our 70% Mercedes-Benz threshold is the line.

How long do Mercedes E-Class S210 engines last?

The OM606 straight-six diesel can exceed 300,000 miles with proper maintenance and prompt glow plug/injector attention. The M112 V6 can reach 200,000+ miles with regular servicing and cooling system care. The M111 four-cylinder petrols are similarly durable once the wiring harness is addressed. The OM611 CDI is also proven, though injector wear is common at higher mileages.

What is the difference between the S210 and W210 E-Class?

Both are the second-generation E-Class (1995–2003 for the saloon, 1996–2002 for the estate). The W210 is the 4-door saloon (1995–2003). The S210 is the 5-door estate (1996–2002, this page). Engines are shared across both body styles, though the estate adds rear self-levelling suspension and additional structural reinforcement, which affects weight and towing capacity.

How do I find my Mercedes E-Class S210 engine code?

Listed on the VIN plate (under the bonnet or on the driver's door pillar) and on the engine block itself. Tell us your variant (E 200 T, E 230 T, E 200 T Kompressor, E 240 T, E 320 T, E 430 T, E 55 T AMG, E 200 D, E 220 D, E 220 CDI, E 250 D, E 250 Turbodiesel, E 290 Turbodiesel, E 300 Turbodiesel) and approximate model year and we'll identify it — 25+ vetted Mercedes specialists will confirm it for free.

S210 Engine Replacement Cost UK

Mercedes E-Class S210 Engine Codes — The Complete Database

Every engine fitted to the S210 estate specifically — including the full M111 petrol four-cylinder range, the M112 V6, the M113 V8, and the comprehensive diesel line-up from four-cylinder to six-cylinder.

Engine CodeFamilyFuelDisplacementPowerYears (S210)Variants (badges)Reliability2025 EnquiriesAvg. Recon Cost

M111.942M111Petrol2.0L (1998cc)136 PS / 100 kW1996–2000E 200 T★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,500–£2,800 [PLACEHOLDER — confirm vs cost sheet]

M111.945M111Petrol2.0L (1998cc)136 PS / 100 kW1997–2000E 200 T★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,500–£2,800 [PLACEHOLDER — confirm vs cost sheet]

M111.970M111Petrol2.3L (2295cc)150 PS / 110 kW1996–1997E 230 T★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,600–£3,000 [PLACEHOLDER — confirm vs cost sheet]

M111.973M111Petrol2.3L (2295cc)150 PS / 110 kW1997–2000E 230 T★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,600–£3,000 [PLACEHOLDER — confirm vs cost sheet]

M111.977M111Petrol2.0L (1998cc)186 PS / 137 kW1997–2000E 200 T Kompressor★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,800–£3,200 [PLACEHOLDER — confirm vs cost sheet]

M112.911M112Petrol2.4L (2398cc)170 PS / 125 kW1996–2003E 240 T★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£2,200–£4,000 [PLACEHOLDER — confirm vs cost sheet]

M112.921M112Petrol2.6L (2597cc)170 PS / 125 kW2000–2003E 240 T★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£2,200–£4,000 [PLACEHOLDER — confirm vs cost sheet]

M112.941M112Petrol3.2L (3199cc)224 PS / 165 kW1997–1999E 320 T★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£2,500–£4,500 [PLACEHOLDER — confirm vs cost sheet]

M113.940M113Petrol4.3L (4266cc)279 PS / 205 kW1996–1999E 430 T★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£3,500–£6,000 [PLACEHOLDER — confirm vs cost sheet]

M113.980M113Petrol5.4L (5439cc)354 PS / 260 kW1997–2003E 55 T AMG★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£5,000–£9,000 [PLACEHOLDER — confirm vs cost sheet]

OM604.910OM604Diesel2.0L (1997cc)88 PS / 65 kW1996–1999E 200 D★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,300–£2,500 [PLACEHOLDER — confirm vs cost sheet]

OM604.915OM604Diesel2.2L (2155cc)95 PS / 70 kW1996–1999E 220 D★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,400–£2,800 [PLACEHOLDER — confirm vs cost sheet]

OM605.910OM605Diesel2.5L (2497cc)113 PS / 83 kW1996–1999E 250 D★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,600–£3,000 [PLACEHOLDER — confirm vs cost sheet]

OM605.912OM605Diesel2.5L (2497cc)150 PS / 110 kW1996–1999E 250 Turbodiesel★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,800–£3,200 [PLACEHOLDER — confirm vs cost sheet]

OM602.982OM602Diesel2.9L (2874cc)129 PS / 95 kW1996–1999E 290 Turbodiesel★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,800–£3,500 [PLACEHOLDER — confirm vs cost sheet]

OM606.962OM606Diesel3.0L (2996cc)177 PS / 130 kW1996–1999E 300 Turbodiesel★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£2,000–£4,000 [PLACEHOLDER — confirm vs cost sheet]

OM611.960OM611Diesel2.2L (2151cc)143 PS / 105 kW1999–2002E 220 CDI★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,800–£3,200 [PLACEHOLDER — confirm vs cost sheet]

Engine CodeFuelPowerYearsReliabilityEnquiriesAvg. Recon Cost

M111.942M111Petrol136 PS / 100 kW1996–2000★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,500–£2,800 [PLACEHOLDER — confirm vs cost sheet]

M111.945M111Petrol136 PS / 100 kW1997–2000★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,500–£2,800 [PLACEHOLDER — confirm vs cost sheet]

M111.970M111Petrol150 PS / 110 kW1996–1997★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,600–£3,000 [PLACEHOLDER — confirm vs cost sheet]

M111.973M111Petrol150 PS / 110 kW1997–2000★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,600–£3,000 [PLACEHOLDER — confirm vs cost sheet]

M111.977M111Petrol186 PS / 137 kW1997–2000★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,800–£3,200 [PLACEHOLDER — confirm vs cost sheet]

M112.911M112Petrol170 PS / 125 kW1996–2003★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£2,200–£4,000 [PLACEHOLDER — confirm vs cost sheet]

M112.921M112Petrol170 PS / 125 kW2000–2003★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£2,200–£4,000 [PLACEHOLDER — confirm vs cost sheet]

M112.941M112Petrol224 PS / 165 kW1997–1999★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£2,500–£4,500 [PLACEHOLDER — confirm vs cost sheet]

M113.940M113Petrol279 PS / 205 kW1996–1999★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£3,500–£6,000 [PLACEHOLDER — confirm vs cost sheet]

M113.980M113Petrol354 PS / 260 kW1997–2003★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£5,000–£9,000 [PLACEHOLDER — confirm vs cost sheet]

OM604.910OM604Diesel88 PS / 65 kW1996–1999★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,300–£2,500 [PLACEHOLDER — confirm vs cost sheet]

OM604.915OM604Diesel95 PS / 70 kW1996–1999★★★☆☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,400–£2,800 [PLACEHOLDER — confirm vs cost sheet]

OM605.910OM605Diesel113 PS / 83 kW1996–1999★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,600–£3,000 [PLACEHOLDER — confirm vs cost sheet]

OM605.912OM605Diesel150 PS / 110 kW1996–1999★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,800–£3,200 [PLACEHOLDER — confirm vs cost sheet]

OM602.982OM602Diesel129 PS / 95 kW1996–1999★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,800–£3,500 [PLACEHOLDER — confirm vs cost sheet]

OM606.962OM606Diesel177 PS / 130 kW1996–1999★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£2,000–£4,000 [PLACEHOLDER — confirm vs cost sheet]

OM611.960OM611Diesel143 PS / 105 kW1999–2002★★★★☆ [PROVISIONAL — pending dedicated Engine Page]— (pattern data)£1,800–£3,200 [PLACEHOLDER — confirm vs cost sheet]

Overview

Mercedes E-Class S210 — Overview

The S210 is the estate variant of the second-generation Mercedes-Benz E-Class, produced from 1996 to 2003 as the successor to the S124.

It shared the W210 saloon's distinctive four-headlight design and introduced a more spacious interior with a 70-litre increase in cargo volume. The engine range spanned M111 four-cylinder petrols, the M112 V6 introduced in 1997, M113 V8s in the E 430 and E 55 AMG, plus OM604, OM605, OM606 and OM611 diesel units. A major engine modernisation in 1997 brought the M112 V6 and updated four-cylinder engines.

Key Facts

Platform

Mercedes W210/S210 (second generation)

Predecessor

Mercedes-Benz E-Class Estate (S124)

Successor

Mercedes-Benz E-Class Estate (S211)

Sibling body styles in this generation

W210 saloon (1995–2003)

Market Intelligence

The S210 E-Class Estate generated UK engine enquiries in 2025 [PATTERN DATA], with the M112 V6 petrol and OM606 diesel six remaining the most commonly discussed among specialists.

Mercedes E-Class S210 — Overview

The S210 is the estate variant of the second-generation Mercedes-Benz E-Class, produced from 1996 to 2003 as the successor to the S124.

It shared the W210 saloon's distinctive four-headlight design and introduced a more spacious interior with a 70-litre increase in cargo volume. The engine range spanned M111 four-cylinder petrols, the M112 V6 introduced in 1997, M113 V8s in the E 430 and E 55 AMG, plus OM604, OM605, OM606 and OM611 diesel units. A major engine modernisation in 1997 brought the M112 V6 and updated four-cylinder engines.

Key Facts

Platform

Mercedes W210/S210 (second generation)

Predecessor

Mercedes-Benz E-Class Estate (S124)

Successor

Mercedes-Benz E-Class Estate (S211)

Sibling body styles in this generation

W210 saloon (1995–2003)

Market Intelligence

The S210 E-Class Estate generated UK engine enquiries in 2025 [PATTERN DATA], with the M112 V6 petrol and OM606 diesel six remaining the most commonly discussed among specialists.

Best & Worst Engines

Thin-Data Summary

“Thin-Data Fallback mode — one paragraph: The S210's most dependable engine is the OM606 3.0-litre straight-six diesel (E 300 Turbodiesel, 177 PS) — legendary Mercedes over-engineering with mechanical injection, proven durability, and 300,000+ mile potential. The M112 3.2-litre V6 (E 320, 224 PS) is the best petrol option — smooth, refined, and introduced in 1997 with significant weight savings over the M104 straight-six. The M113 V8 in the E 430 (279 PS) offers effortless V8 performance but carries higher running costs, while the E 55 AMG (354 PS) is a genuine modern classic — epic V8 soundtrack but eye-watering maintenance bills. Avoid early OM604 diesels — they are underpowered and suffer from indirect-injection drawbacks. Also avoid any car with neglected cooling systems, as the M112 and M113 V8s are sensitive to overheating, and pre-1997 cars may suffer from biodegradable wiring harness issues.”

Who it's for:

Thin-Data Summary

“Thin-Data Fallback mode — one paragraph: The S210's most dependable engine is the OM606 3.0-litre straight-six diesel (E 300 Turbodiesel, 177 PS) — legendary Mercedes over-engineering with mechanical injection, proven durability, and 300,000+ mile potential. The M112 3.2-litre V6 (E 320, 224 PS) is the best petrol option — smooth, refined, and introduced in 1997 with significant weight savings over the M104 straight-six. The M113 V8 in the E 430 (279 PS) offers effortless V8 performance but carries higher running costs, while the E 55 AMG (354 PS) is a genuine modern classic — epic V8 soundtrack but eye-watering maintenance bills. Avoid early OM604 diesels — they are underpowered and suffer from indirect-injection drawbacks. Also avoid any car with neglected cooling systems, as the M112 and M113 V8s are sensitive to overheating, and pre-1997 cars may suffer from biodegradable wiring harness issues.”

Who it's for:

Mercedes E-Class S210 — Ownership Economics

EngineTypical MileageCommon Major FailureRepair Cost (Specialist)Replacement Cost (Recon)Ownership Verdict

M111.942/945 (E 200 T)80k–150kWiring harness, MAF sensor£200–£500£1,500–£2,800

Budget Choice — simplest S210 to run

M111.970/973 (E 230 T)80k–150kWiring harness, ignition leads£200–£500£1,600–£3,000

Solid Four — 150 PS, proven reliability

M111.977 (E 200 T Kompressor)60k–120kSupercharger clutch, wiring harness£400–£800£1,800–£3,200

Supercharged — more power, more to maintain

M112.911 (E 240 T 2.4L)80k–150kCooling system, engine mounts£400–£800£2,200–£4,000

Reliable V6 — the 170 PS estate workhorse

M112.921 (E 240 T 2.6L)80k–150kCooling system, engine mounts£400–£800£2,200–£4,000

Improved V6 — 2.6L, same reliability

M112.941 (E 320 T)80k–150kCooling system, engine mounts£400–£900£2,500–£4,500

Best Petrol — 224 PS V6, proven durability

M113.940 (E 430 T)60k–120kCooling system, valve cover gaskets£500–£1,000£3,500–£6,000

V8 Power — effortless but costly to maintain

M113.980 (E 55 T AMG)40k–80kValve stem seals, cooling system£1,500–£3,000£5,000–£9,000

AMG Icon — epic engine, epic bills

OM604.910 (E 200 D)80k–150kGlow plugs, injector seals£200–£500£1,300–£2,500

Entry Diesel — underpowered but economical

OM604.915 (E 220 D)80k–150kGlow plugs, injector seals£200–£500£1,400–£2,800

Basic Diesel — 95 PS, simple mechanics

OM605.910 (E 250 D)80k–150kGlow plugs, injector seals£200–£500£1,600–£3,000

Solid Five — 113 PS, proven five-cylinder

OM605.912 (E 250 Turbodiesel)80k–150kTurbo actuator, injector seals£300–£600£1,800–£3,200

Strong Five — 150 PS, excellent economy

OM602.982 (E 290 Turbodiesel)80k–150kInjector seals, turbo wear£300–£600£1,800–£3,500

Torquey Five — 129 PS, 2.9L workhorse

OM606.962 (E 300 Turbodiesel)80k–200k+Glow plugs, injector seals£300–£600£2,000–£4,000

Best Diesel — the legendary six-cylinder

OM611.960 (E 220 CDI)80k–150kInjector wear, EGR clogging£300–£600£1,800–£3,200

Modern Diesel — common-rail refinement

EngineTypical MileageCommon Major FailureRepair Cost (Specialist)Replacement Cost (Recon)Ownership Verdict

M111.942/945 (E 200 T)80k–150kWiring harness, MAF sensor£200–£500£1,500–£2,800

Budget Choice — simplest S210 to run

M111.970/973 (E 230 T)80k–150kWiring harness, ignition leads£200–£500£1,600–£3,000

Solid Four — 150 PS, proven reliability

M111.977 (E 200 T Kompressor)60k–120kSupercharger clutch, wiring harness£400–£800£1,800–£3,200

Supercharged — more power, more to maintain

M112.911 (E 240 T 2.4L)80k–150kCooling system, engine mounts£400–£800£2,200–£4,000

Reliable V6 — the 170 PS estate workhorse

M112.921 (E 240 T 2.6L)80k–150kCooling system, engine mounts£400–£800£2,200–£4,000

Improved V6 — 2.6L, same reliability

M112.941 (E 320 T)80k–150kCooling system, engine mounts£400–£900£2,500–£4,500

Best Petrol — 224 PS V6, proven durability

M113.940 (E 430 T)60k–120kCooling system, valve cover gaskets£500–£1,000£3,500–£6,000

V8 Power — effortless but costly to maintain

M113.980 (E 55 T AMG)40k–80kValve stem seals, cooling system£1,500–£3,000£5,000–£9,000

AMG Icon — epic engine, epic bills

OM604.910 (E 200 D)80k–150kGlow plugs, injector seals£200–£500£1,300–£2,500

Entry Diesel — underpowered but economical

OM604.915 (E 220 D)80k–150kGlow plugs, injector seals£200–£500£1,400–£2,800

Basic Diesel — 95 PS, simple mechanics

OM605.910 (E 250 D)80k–150kGlow plugs, injector seals£200–£500£1,600–£3,000

Solid Five — 113 PS, proven five-cylinder

OM605.912 (E 250 Turbodiesel)80k–150kTurbo actuator, injector seals£300–£600£1,800–£3,200

Strong Five — 150 PS, excellent economy

OM602.982 (E 290 Turbodiesel)80k–150kInjector seals, turbo wear£300–£600£1,800–£3,500

Torquey Five — 129 PS, 2.9L workhorse

OM606.962 (E 300 Turbodiesel)80k–200k+Glow plugs, injector seals£300–£600£2,000–£4,000

Best Diesel — the legendary six-cylinder

OM611.960 (E 220 CDI)80k–150kInjector wear, EGR clogging£300–£600£1,800–£3,200

Modern Diesel — common-rail refinement

The S210 rule

A £2,000–£4,500 recon on a sub-£3,000 S210 sits at 67–150% of the car's value — at that point, scrap value usually wins. Against a well-kept £6,000+ example, the same recon drops to 33–75% — viable. For an E 55 AMG, a £25,000+ car justifies a £5,000–£9,000 recon; a £15,000 example makes it a much harder call. Our 70% Mercedes-Benz threshold is the line — value the car first, then the engine.

Key Takeaways

Which S210 Costs Least To Own?
E 200 T (M111.942/945) — simplest engine, cheapest parts, no turbo or supercharger complexity.
Which S210 Costs Most To Own?
E 55 T AMG (M113.980) — V8 complexity, specialist-only work, eye-watering parts prices.
Which S210 Is Best Value?
E 300 Turbodiesel (OM606.962) — legendary six-cylinder diesel, 177 PS, 40+ MPG, bulletproof reliability.

Common Problems

01

M112

& M113 V8 Cooling System Leaks

Affected models:

S210 E 240 T, E 320 T, E 430 T, E 55 T AMG (all M112 and M113 petrol variants).

Typical failure mileage:

60,000–100,000 miles.

Root cause:

The M112 V6 and M113 V8's cooling systems — particularly the water pump, thermostat housing, and coolant crossover pipes — are prone to leaks. The V6 and V8 layouts make access tight, increasing labour costs. The M112 was introduced in 1997 with lightweight materials and three-valve technology, but cooling system neglect remains the primary cause of engine failure.

Tiered Cost Table

Preventative (Repair)

Dealer

Specialist

£800–£1,400

£500–£900

Replace water pump, thermostat, and coolant pipes

Catastrophic (Replacement)

Dealer

Specialist

£3,000–£5,000

£2,000–£4,000

Full cooling system overhaul + engine inspection if overheated

Our Recommendation

Check coolant levels regularly and look for signs of leaks around the water pump and thermostat housing — £500–£900 in preventative work is cheap insurance against the £2,000+ bill that follows an overheat. This is the single most important job on any M112 or M113-powered S210.

Compare M112/M113 engine prices for your S210 E-Class

02

OM606

Diesel Glow Plug & Injector Issues

Affected models:

S210 E 300 Turbodiesel (OM606.962) and other OM60x diesel variants.

OM606 Diesel Glow Plug & Injector Issues

Typical failure mileage:

80,000–150,000 miles.

Root cause:

The OM606 straight-six diesel uses indirect injection with pre-combustion chambers. Glow plugs wear out over time, causing poor cold starting and increased smoke. Injector seals can leak, causing fuel contamination of the engine oil. The OM606 is legendary for durability — 300,000+ miles is achievable — but the glow plug and injector system requires attention.

Tiered Cost Table

Preventative (Repair)

Dealer

Specialist

£400–£700

£200–£400

Replace glow plugs and inspect injectors

Catastrophic (Replacement)

Dealer

Specialist

£1,500–£2,500

£1,000–£1,800

Full injector replacement and fuel system flush

Our Recommendation

If your S210 diesel is hard to start when cold, have the glow plugs tested immediately — £200–£400 is cheap insurance against the £1,000+ bill that follows if failed glow plugs cause injector damage or hydraulic lock.

Compare OM606 engine prices for your S210 diesel

03

Pre-1997

M111 Wiring Harness Degradation

Affected models:

S210 E 200 T, E 230 T (pre-1997 M111 petrol variants).

Pre-1997 M111 Wiring Harness Degradation

Typical failure mileage:

60,000–100,000 miles.

Root cause:

Early S210s used biodegradable wiring insulation that degrades with age and heat, causing short circuits, misfires, and erratic engine behaviour — the same issue that affects other 1990s Mercedes models.

Tiered Cost Table

Preventative (Repair)

Dealer

Specialist

£800–£1,200

£400–£700

Replace upper engine harness

Catastrophic (Replacement)

Dealer

Specialist

£1,500–£2,500

£1,000–£1,800

Replace upper and lower harnesses

Our Recommendation

If your pre-1997 S210 has no documented wiring harness replacement, budget for it immediately — £400–£700 is cheap insurance against the £1,000+ bill for chasing intermittent electrical faults. Post-1997 cars are much improved.

Compare M111 wiring harness replacement quotes for your S210 E-Class

04

S210

Rear Air Suspension & Self-Levelling System Failure

Affected models:

All S210 estate variants, particularly high-mileage examples.

S210 Rear Air Suspension & Self-Levelling System Failure

Typical failure mileage:

80,000–130,000 miles.

Root cause:

The S210's rear self-levelling suspension (standard on estate models) uses hydraulic components that can fail over time — rear shock absorbers, accumulators, and the hydraulic pump are common failure points. While not an engine failure, it's one of the most common S210 enquiries and a significant ownership cost.

Tiered Cost Table

Preventative (Repair)

Dealer

Specialist

£800–£1,200

£500–£800

Replace accumulators and check hydraulic fluid

Catastrophic (Replacement)

Dealer

Specialist

£2,000–£3,500

£1,200–£2,200

Full rear suspension overhaul including shocks and pump

Our Recommendation

Have the rear self-levelling suspension inspected at every service after 80,000 miles — £500–£800 in preventative work is a fraction of the £1,200+ bill if the system fails completely and damages the pump or lines.

Compare S210 self-levelling suspension repair quotes

S210 Engine Replacement Costs — By Engine and Condition

VariantEngine CodeUsed (Supply)Reconditioned (Supply)Rebuilt (Supply)Labour Hours

E 200 TM111.942/945£700–£1,400£1,500–£2,800£2,500–£4,0008–12 hrs

E 230 TM111.970/973£800–£1,500£1,600–£3,000£2,800–£4,5008–12 hrs

E 200 T KompressorM111.977£900–£1,600£1,800–£3,200£3,000–£5,00010–14 hrs

E 240 T (2.4L)M112.911£1,100–£2,000£2,200–£4,000£3,500–£5,50010–14 hrs

E 240 T (2.6L)M112.921£1,100–£2,000£2,200–£4,000£3,500–£5,50010–14 hrs

E 320 TM112.941£1,300–£2,500£2,500–£4,500£4,000–£6,50012–16 hrs

E 430 TM113.940£1,800–£3,500£3,500–£6,000£5,000–£8,00014–18 hrs

E 55 T AMGM113.980£2,500–£5,000£5,000–£9,000£7,500–£12,00016–20 hrs

E 200 DOM604.910£600–£1,200£1,300–£2,500£2,000–£3,50010–14 hrs

E 220 DOM604.915£700–£1,400£1,400–£2,800£2,200–£4,00010–14 hrs

E 250 DOM605.910£800–£1,500£1,600–£3,000£2,500–£4,20010–14 hrs

E 250 TurbodieselOM605.912£900–£1,600£1,800–£3,200£3,000–£5,00010–14 hrs

E 290 TurbodieselOM602.982£900–£1,800£1,800–£3,500£3,000–£5,00010–14 hrs

E 300 TurbodieselOM606.962£1,000–£2,000£2,000–£4,000£3,500–£5,50012–16 hrs

E 220 CDIOM611.960£900–£1,600£1,800–£3,200£3,000–£4,80010–14 hrs

Core Variants

Diesel Variants

E 200 DE 220 DE 220 CDIE 250 DE 250 TurbodieselE 290 TurbodieselE 300 Turbodiesel

Petrol Variants

E 200 TE 200 T KompressorE 230 TE 240 TE 320 TE 430 TE 55 T AMG

Scope note: All variants listed are S210 estate only. W210 saloon shares most of these engines but is covered on its own Generation Page, since body style affects weight, aerodynamics, and to some extent, labour access. The S210 was produced from May 1995 to December 2002.

Core Variants

Diesel Variants

E 200 DE 220 DE 220 CDIE 250 DE 250 TurbodieselE 290 TurbodieselE 300 Turbodiesel

Petrol Variants

E 200 TE 200 T KompressorE 230 TE 240 TE 320 TE 430 TE 55 T AMG

Scope note: All variants listed are S210 estate only. W210 saloon shares most of these engines but is covered on its own Generation Page, since body style affects weight, aerodynamics, and to some extent, labour access. The S210 was produced from May 1995 to December 2002.

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

Why UK Mercedes E-Class S210 Owners Trust MercedesEngines.uk

Trusted S210 Engine Suppliers
every garage and engine rebuilder in our network is vetted, rated and reviewed by real Mercedes owners, as part of the Engine Finders network. We only work with specialists who understand the S210's M112 V6 and OM606 diesel intricacies.
Compare S210 Engine Replacement Companies
see prices, warranty terms and supply & fit options side-by-side before you commit. Whether you need a reconditioned OM606 or a used M113, we show you the real market.
UK Engine Replacement Services for S210
covering every variant from E 200 T to E 55 T AMG, with supply-only or full supply & fit available nationwide through our vetted specialist network.

Find the best Mercedes E-Class S210 engine replacement UK drivers rely on. Compare real prices from trusted specialists on EnginesMarket today and get back on the road with confidence.

Compare Mercedes E-Class S210 Engine Prices on EnginesMarket

Why UK Mercedes E-Class S210 Owners Trust MercedesEngines.uk

Trusted S210 Engine Suppliers
every garage and engine rebuilder in our network is vetted, rated and reviewed by real Mercedes owners, as part of the Engine Finders network. We only work with specialists who understand the S210's M112 V6 and OM606 diesel intricacies.
Compare S210 Engine Replacement Companies
see prices, warranty terms and supply & fit options side-by-side before you commit. Whether you need a reconditioned OM606 or a used M113, we show you the real market.
UK Engine Replacement Services for S210
covering every variant from E 200 T to E 55 T AMG, with supply-only or full supply & fit available nationwide through our vetted specialist network.

Find the best Mercedes E-Class S210 engine replacement UK drivers rely on. Compare real prices from trusted specialists on EnginesMarket today and get back on the road with confidence.

Compare Mercedes E-Class S210 Engine Prices on EnginesMarket

Mercedes E-Class S210 Engines — The Complete UK Guide

Mercedes E-Class S210 Engine Codes — The Complete Database

Mercedes E-Class S210 — Overview

Mercedes E-Class S210 — Overview

Best & Worst Engines

Mercedes E-Class S210 — Ownership Economics

Common Problems

S210 Engine Replacement Costs — By Engine and Condition

Core Variants

Core Variants

Market Intelligence

FAQ

Why UK Mercedes E-Class S210 Owners Trust MercedesEngines.uk

Why UK Mercedes E-Class S210 Owners Trust MercedesEngines.uk