Maven 4G15 Petrol Engines
from £1,700 to £2,100
Rebuilt units from £1,700 · Common codes: 4G15, 4G15-SOHC, 4G15-MPI
Get quotes today from trusted UK Mitsubishi Maven engine specialists. Compare prices on reconditioned, rebuilt and used engines - supply & fit available nationwide.
Maven 4G15 Petrol Engines
from £1,700 to £2,100
Rebuilt units from £1,700 · Common codes: 4G15, 4G15-SOHC, 4G15-MPI
Maven 4G15 Long Block Engines
from £1,850 to £2,100
Rebuilt units from £1,850 · Common codes: 4G15-LB, 4G15-COLT, 4G15-T120SS
Maven 4G15 Short Block Engines
from £1,200 to £1,600
Rebuilt units from £1,200 · Common codes: 4G15-SB, 4G15-BOTTOM, 4G15-CRANK

Most replacements completed within 3-5 days.
The table below shows typical UK rebuilt engine costs across Mitsubishi Maven variants - compare failure causes, engine codes, fuel types, and price ranges to benchmark what UK drivers are paying.


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“Thanks to EngineMarket, I saved over £1,200 on my engine replacement and got matched with a great local specialist within the hour.”












Not sure which variant your Mitsubishi Maven is- Enter your registration number above - we'll identify the exact sub-model, engine code and compatible replacement options instantly.

Every engine code fitted to the Mitsubishi Maven across all generations, with technical specs, compatible variants and trims, known failure points, and average rebuilt prices from UK specialists. Select any engine code to compare quotes.
Extracted from detailed petrol and performance engine families across Mitsubishi Maven variants.

4G15 - 1.5L Petrol
Main replacement demand comes from timing-chain, cooling-system and performance thermal-management faults.
Compatible variants
Avg. rebuilt price
£1,700 - £2,100
Supply only
Technical specifications
Common failures
Not sure which engine code?
Can't find your engine code- Enter your registration number above - we'll instantly identify the exact unit, its technical specifications, and live replacement prices from UK Mitsubishi Maven engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

The Mitsubishi Maven's 4G15 petrol engine is generally robust but suffers from timing chain tensioner wear and oil consumption on high-mileage imports. Every rebuilt engine supplied through EngineMarket includes upgraded internal components designed to address the original failure point - plus a minimum 12-month unlimited mileage warranty. Use this section...
Timing Chain Tensioner Failure
Most affected vehicles
Mitsubishi Maven GLX, GLS (2005-2011, 4G15 SOHC MPI)
Failure mileage range
80,000-120,000 miles
Typical failure window
Root cause
OEM tensioner (MB802600) loses hydraulic pressure over time, allowing chain slack and cold-start rattle.
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| Minor - Preventative Tensioner Replacement | £450 - £750 | £350 - £550 | Replace tensioner, chain guide rails, inspect chain wear | Viable only if caught early before chain stretch; prevents catastrophic failure |
| Intermediate - Full Timing Chain Kit | £850 - £1,200 | £650 - £950 | Replace tensioner, chain, guides, sprockets; reset timing | Addresses wear across entire timing system; suitable for engines with good compression |
| Full Replacement - Rebuilt 4G15 Engine | £2,100 - £2,800 | £1,700 - £2,100 | Supply & fit rebuilt long block with upgraded tensioner, bench-tested, 12-month warranty | Best value when chain has jumped or caused valve damage; eliminates repeat failure risk |
Our recommendation
On a Maven worth £3,000-£5,000, preventative tensioner replacement at 80k miles is cost-effective. If rattle is loud or chain has jumped, replacement with a rebuilt unit avoids further damage and offers warranty protection.
Compare rebuilt 4G15 engine prices for your Mitsubishi Maven
Every engine type for the Mitsubishi Maven is available through our UK network with typical price ranges based on the 4G15 engine code, import status and budget.
Compare Mitsubishi Maven engine prices with vetted UK suppliers
All engine types include a minimum 12-month unlimited mileage warranty when sourced through EngineMarket. Prices are typical UK market ranges based on historical quote data from our network and depend on exact engine code, variant, mileage and supplier. Use our free comparison tool above - enter your registration to get tailored quotes for your specific Mitsubishi Maven within hours.

Every displacement fitted to the Mitsubishi Maven is listed below, with compatible engine codes, production years and common failure notes to help you identify the right replacement.
The sole engine option for all UK-imported Mavens, the 1.5L 4G15 petrol unit was carried over from the Colt T120SS commercial vehicle and adapted for passenger use in the Maven's 2005-2011 production run.
Engine Code(s)
4G15, 4G15-SOHC, 4G15-MPI
Compatible Models (UK)
GLX (2005-2011), GLS (2005-2011), Indonesian Import
Power output
Verified by registration
Common Failure Points
Timing chain tensioner wear (OEM MB802600), oil consumption on high-mileage units, valve train noise from lash adjuster wear
Production Years: all years
Compare Mitsubishi Maven 1.5L petrol engine prices
Choose your Mitsubishi Maven engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from the base GLX to the higher-spec GLS.
The Mitsubishi Maven was exclusively powered by the 1.5L 4G15 petrol engine across all UK-imported examples from 2005-2011, sourced from the Colt T120SS commercial vehicle.
Common Mitsubishi Maven Petrol Engine Families
Found In
Known For
Typical Petrol Models
The Mitsubishi Maven was exclusively powered by the 1.5L 4G15 petrol engine across all UK-imported examples from 2005-2011, sourced from the Colt T120SS commercial vehicle.
Common Mitsubishi Maven Petrol Engine Families
Found In
Known For
Typical Petrol Models
Not sure which fuel type your Mitsubishi Maven has- Enter your registration number above to instantly identify your engine code, fuel system and compatible replacement options - all backed by a minimum 12-month unlimited mileage warranty from UK Mitsubishi Maven specialists.

This section covers all major engine changes across the Mitsubishi Maven's 2005-2011 production timeline, organised so owners of imported UK examples can quickly identify their 4G15 engine and compare rebuilt replacement prices.
⚙Key Changes
▣Main Engines
4G15- 1.5L petrol (GLX / GLS)
▰Popular Models
🔧Known For
Engine Codes Covered:
4G154G15-SOHC4G15-MPI