Is the M274 engine in the V Class V200 and V250 reliable-

The M274 is considered a fundamentally sound engine, with high-mileage examples common across C-Class, GLC and V-Class platforms. However, it has predictable weak points. Timing chain tensioner wear causing cold-start rattle - the most common issue. High-pressure fuel pump failure on higher-mileage units. Carbon buildup on intake valves (inherent to direct injection). Camshaft actuator wear causing ticking on cold start. Post-2016 engines have improved timing chain components.

What are the signs of M274 timing chain failure in a V Class petrol-

The M274's timing chain system typically shows warning signs before complete failure. Rattling or clanking noise on cold start lasting 1-3 seconds. Rough idle and loss of power. Check engine light with cam/crank correlation fault codes. Metallic ticking noise from the engine when warm. If ignored, the chain can jump teeth and destroy the engine.

Should I repair or replace my V200 or V250 petrol engine-

Repair if the failure is isolated (e.g., timing chain tensioner, HPFP, camshaft actuators, carbon cleaning). Replace if there's bottom end damage, bore scoring, or catastrophic timing chain failure. Timing chain replacement at specialist: £1,100-£1,700 - do this at first sign of rattle. HPFP replacement: £500-£800 - do this immediately after first cut-out. Walnut blasting: £300-£500 - preventative every 60,000 miles. Full M274 rebuild: £2,800-£4,500 - for catastrophic failure or 100k+ miles. Given V Class V200 / V250 values (£15,000-£35,000), a rebuilt engine is typically good value.

How do I know which engine code my V200 or V250 has-

Check your vehicle log book (V5C) for the engine number, which includes the engine code prefix. V5C log book shows full engine number with code prefix. Engine code stamped on cylinder block. V200 / V250 / V260 (2014-present): M274.920 (2.0L turbo, 211hp). Service history documents list engine type.

Can I fit a used V200 or V250 petrol engine myself-

We strongly advise against DIY fitting on a V Class petrol. The W447 engine bay layout, 7G-TRONIC gearbox alignment, and ECU coding requirements demand specialist equipment and expertise. Engine removal requires proper lifting equipment and subframe lowering. ECU coding and immobiliser synchronisation required. Specialist supply & fit costs £800-£1,500 - worth every penny.

Mercedes V200 / V250 Petrol Specialists

Mercedes Benz V Class V200 / V250 Petrol Engine Replacement Compare Prices & Get Quotes

Get quotes today from trusted UK Mercedes Benz V Class V200 and V250 petrol engine specialists. Compare prices on reconditioned, rebuilt and used M274 2.0-litre turbocharged engines - supply & fit available nationwide for W447 generation V Class models.

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Mercedes Benz V Class V200 / V250 Petrol Engine

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Reconditionedfrom £1,800
Common codesM274.920

Mercedes Benz v-class V200 / V250 Petrol Used Engine — M274.920

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Mercedes Benz v-class V200 / V250 Petrol Reconditioned Engine — M274.920

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Mercedes Benz v-class V200 / V250 Petrol Rebuilt Engine — M274.920

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How it works

3 Simple Steps to Finding the Right Replacement Engine

Clear information first, then the right engine and specialist for your exact vehicle.

Variant History

Mercedes V Class V200 / V250 Petrol Engine History & Specs at a Glance

The Mercedes Benz V Class V200 and V250 petrol models represent a niche but important segment of the W447 generation V Class range. Powered by the M274 2.0-litre turbocharged four-cylinder petrol engine - also found in the C-Class and GLC - these variants offer refined, quiet performance for private owners and specialist operators seeking an alternative to diesel without compromising on power or refinement.

2014
W447 V Class launched with M274.920 2.0L turbo petrol, 155kW (211hp), 350Nm torque, 7G-TRONIC automatic transmission
2016
V260 petrol variant introduced in select markets, sharing M274.920 engine with V250
2019
Facelift updates with continued M274.920 powerplant
2023
Petrol variants remain available alongside diesel and EQV electric options

Every M274 petrol engine fitted to the Mercedes V Class V200 and V250 is covered below, with UK rebuilt pricing and known failure points from real owner experience.

Engine Codes & Pricing

Mercedes V Class V200 / V250 Petrol Engine Codes Specifications & Replacement Cost

Find your exact engine code, specs and UK replacement cost guide.

M274.920 — 2.0L Turbo Petrol (2014-present)

Power Output: 211 hp (155 kW) @ 5,500 rpm
Torque: 350 Nm
Displacement: 1,991cc
Configuration: Inline-4, DOHC 16-valve, turbocharged, direct injection
Years Fitted: 2014-present

Can’t find your exact engine code?-> Get quotes for M274.920 Mercedes V Class V200 / V250 petrol engine replacement

-> Get quotes for M274.920 Mercedes V Class V200 / V250 petrol engine replacement

Common Problems

Mercedes V Class V200 / V250 Petrol Engine Problems Repair Cost vs Replacement

The Mercedes V Class V200 and V250 petrol models are powered by the M274 2.0-litre turbocharged engine - a smooth and refined unit shared with the C-Class and GLC. While fundamentally robust, the M274 has developed well-documented weaknesses including timing chain tensioner wear, high-pressure fuel pump failure, and carbon buildup on intake valves. Every rebuilt engine supplied through EnginesMarket includes upgraded components designed to address the original failure point - plus a minimum 12-month unlimited mileage warranty. Below we break down the most common V Class petrol engine failures, what they cost to fix, and when replacement is the smarter financial decision.

Common failure points and repair options

M274 Timing Chain Tensioner Wear

Affected: Mercedes V Class V200, V250, V260 (M274.920, 2014-present)
Typical failure mileage: 60,000 - 90,000 miles

Root cause

The M274's timing chain tensioner can lose oil pressure retention when parked, causing chain slack and a characteristic rattle on cold start. If left unaddressed, the chain can stretch and eventually skip teeth with catastrophic valve-piston contact.

Repair options

Repair tier	Dealer price	Specialist price
Minor - Tensioner Replacement	£600-£1,000	£350-£600
Major - Full Timing Chain Set	£1,800-£2,800	£1,100-£1,700
Full Replacement - Rebuilt M274 Engine	£6,000-£8,500	£2,800-£4,500

Our recommendation

At the first sign of rattling on cold start, have the timing chain tensioner inspected immediately. The M274 timing chain is a known weak point - ignoring it can lead to complete engine failure. On a V Class with over 90,000 miles, a full rebuilt engine with upgraded timing components is often the most cost-effective solution.

-> Compare rebuilt M274 engine prices for your Mercedes V200 / V250

M274 High-Pressure Fuel Pump Failure

Affected: Mercedes V Class V200, V250, V260 (M274.920, 2014-present)
Typical failure mileage: 80,000 - 100,000 miles

Root cause

The M274's camshaft-driven high-pressure fuel pump (HPFP) operates at up to 200 bar. Internal wear - particularly to the pump piston and cam follower - reduces fuel pressure to the direct injection rails, triggering limp mode or complete engine cut-out. Contaminated fuel accelerates wear.

Repair options

Repair tier	Dealer price	Specialist price
Minor - HPFP Replacement Only	£900-£1,400	£500-£800
Intermediate - Injector & Rail Inspection	£1,600-£2,400	£1,000-£1,600
Full Replacement - Rebuilt M274 Engine	£6,000-£8,500	£2,800-£4,500

Our recommendation

If your V Class petrol has cut out once but restarted, don't gamble. Replace the HPFP at a specialist immediately - £500-£800 is far cheaper than replacing injectors or an entire engine. On higher-mileage M274 units with over 90,000 miles, a full rebuilt engine with new HPFP and timing components eliminates all common failure points in one go.

-> Compare rebuilt M274 Mercedes V Class V200 / V250 engine prices

M274 Carbon Buildup & Camshaft Actuator Wear

Affected: Mercedes V Class V200, V250, V260 (M274.920, 2014-present)
Typical failure mileage: 60,000 - 100,000 miles

Root cause

The M274's direct injection system means fuel does not wash the intake valves, allowing carbon deposits to accumulate over time. This leads to misfires, rough idle, and loss of power. Camshaft actuator wear can also cause ticking on cold start and, in severe cases, camshaft failure.

Repair options

Repair tier	Dealer price	Specialist price
Minor - Walnut Blasting (Carbon Cleaning)	£500-£800	£300-£500
Intermediate - Camshaft Actuator Replacement	£800-£1,200	£450-£750
Full Replacement - Rebuilt M274 Engine	£6,000-£8,500	£2,800-£4,500

Our recommendation

The M274's carbon buildup is an inherent trait of direct-injection petrol engines - budget for walnut blasting every 60,000 miles to maintain performance and fuel economy. If you hear ticking on cold start, have the camshaft actuators inspected immediately; updated parts resolve the issue.

-> Compare rebuilt M274 Mercedes V Class V200 / V250 engine prices

Don't Let Engine Failure Write Off Your Mercedes V Class V200 or V250

A failed M274 engine doesn't have to mean the end of your V Class. Whether you're dealing with timing chain tensioner wear, high-pressure fuel pump failure, or carbon buildup, EnginesMarket makes it simple to compare prices from trusted UK Mercedes V Class specialists. Every rebuilt engine in our network includes upgraded components designed to address the original failure point, a minimum 12-month unlimited mileage warranty, and nationwide delivery with supply & fit options available.

Compare Mercedes V Class V200 / V250 Petrol Engine Replacement Prices Now ->

FAQ

Mercedes V Class V200 / V250 Petrol Engine ReplacementFrequently Asked Questions

Everything Mercedes Benz V Class V200 / V250 Petrol owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

A V200 or V250 petrol engine replacement typically costs between £1,800 and £4,500 depending on condition type and whether fitting is included. M274 2.0-litre turbo units range from £1,800 to £4,500 supply only.

Rebuilt M274 (V200 / V250 / V260): £1,800-£4,500 supply only
Reconditioned units: £1,800-£3,200
Used engines from breakers: £1,200-£2,800 but higher risk
Labour for supply & fit adds £800-£1,500 to any engine price

-> Compare Mercedes V Class V200 / V250 petrol engine replacement prices from UK specialists

The M274 is considered a fundamentally sound engine, with high-mileage examples common across C-Class, GLC and V-Class platforms. However, it has predictable weak points.

Timing chain tensioner wear causing cold-start rattle - the most common issue
High-pressure fuel pump failure on higher-mileage units
Carbon buildup on intake valves (inherent to direct injection)
Camshaft actuator wear causing ticking on cold start
Post-2016 engines have improved timing chain components

-> Find reconditioned M274 Mercedes V Class V200 / V250 petrol engines

The M274's timing chain system typically shows warning signs before complete failure.

Rattling or clanking noise on cold start lasting 1-3 seconds
Rough idle and loss of power
Check engine light with cam/crank correlation fault codes
Metallic ticking noise from the engine when warm
If ignored, the chain can jump teeth and destroy the engine

-> Get quotes for M274 timing chain replacement for your V200 / V250

Repair if the failure is isolated (e.g., timing chain tensioner, HPFP, camshaft actuators, carbon cleaning). Replace if there's bottom end damage, bore scoring, or catastrophic timing chain failure.

Timing chain replacement at specialist: £1,100-£1,700 - do this at first sign of rattle
HPFP replacement: £500-£800 - do this immediately after first cut-out
Walnut blasting: £300-£500 - preventative every 60,000 miles
Full M274 rebuild: £2,800-£4,500 - for catastrophic failure or 100k+ miles
Given V Class V200 / V250 values (£15,000-£35,000), a rebuilt engine is typically good value

-> Compare V Class V200 / V250 petrol engine repair vs replacement costs

We strongly advise against DIY fitting on a V Class petrol. The W447 engine bay layout, 7G-TRONIC gearbox alignment, and ECU coding requirements demand specialist equipment and expertise.

Engine removal requires proper lifting equipment and subframe lowering
ECU coding and immobiliser synchronisation required
Specialist supply & fit costs £800-£1,500 - worth every penny

-> Find V Class V200 / V250 petrol engine supply & fit deals from accredited specialists

Every engine supplied through EnginesMarket carries a minimum 12-month unlimited mileage warranty, with many specialists offering 24-month coverage on M274 rebuilds. This includes parts and labour for any manufacturing defect or installation error.

12-month unlimited mileage is the minimum standard
M274 rebuilds often include 24-month warranty
All warranties cover parts, labour, and MOT compliance
Extended warranties available at point of purchase

-> Compare V Class V200 / V250 petrol engines with warranty coverage

Why Choose Us

Compare Mercedes V Class V200 / V250 Petrol Engine Prices Today

Comparing quotes for your Mercedes V Class V200 or V250 petrol engine replacement is completely free and carries no obligation - enter your registration above, receive tailored prices from UK specialists who know the M274 2.0-litre turbo engine inside out, and get back on the road with confidence. Every rebuilt engine is backed by a minimum 12-month unlimited mileage warranty.

100+100+ V Class petrol engines supplied through our network

12-Month12-Month Warranty on every rebuilt V200 and V250 engine

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Compare quotes from trusted UK Mercedes Benz V Class V200 / V250 Petrol engine specialists with warranty-backed rebuilt, reconditioned and used options nationwide.

Mercedes Benz V Class V200 / V250 Petrol Engine Replacement Compare Prices & Get Quotes

Get your free Mercedes Benz v-class V200 / V250 Petrol engine quotes

3 Simple Steps to Finding the Right Replacement Engine

Mercedes V Class V200 / V250 Petrol Engine History & Specs at a Glance

Mercedes V Class V200 / V250 Petrol Engine Codes Specifications & Replacement Cost

M274.920 — 2.0L Turbo Petrol (2014-present)

Mercedes V Class V200 / V250 Petrol Engine Problems Repair Cost vs Replacement

M274 Timing Chain Tensioner Wear

M274 High-Pressure Fuel Pump Failure

M274 Carbon Buildup & Camshaft Actuator Wear

Don't Let Engine Failure Write Off Your Mercedes V Class V200 or V250

Mercedes V Class V200 / V250 Petrol Engine ReplacementFrequently Asked Questions

Compare Mercedes V Class V200 / V250 Petrol Engine Prices Today