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Jimmy
★★★★★
“Thanks to EngineMarket, I saved over £1,200 on my engine replacement and got matched with a great local specialist within the hour.”
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NISSAN ENGINE MARKETPLACE
Nissan Interstar Engine ReplacementCompare Prices & Save
Get quotes today from trusted UK Nissan Interstar engine specialists. Compare prices on reconditioned, rebuilt and used engines - supply & fit available.
Interstar 2.5L Diesel Engines - from £1,400 to £3,200
-> Rebuilt units from £1,400 · Common codes: G9U 720, G9U 722, G9U 732, G9U 724
Interstar 2.0L Diesel Engines - from £1,600 to £3,500
-> Rebuilt units from £1,600 · Common codes: M9R 650, M9R 652, M9R 654
Interstar High-Output Diesel Engines - from £2,100 to £3,900
-> Rebuilt units from £2,100 · Common codes: G9U 730, G9U 732, G9U 724
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How It Works
3 Simple Stepsto Finding the Best Nissan Interstar Replacement Engine
Get Instant Quotes from Nissan Engine Specialists Across the UK - 100% free, no obligation. Most replacements completed within 3-5 days.
Most replacements completed within 3-5 days.
12-Month Warranty
Supply & Fit Available
Nationwide Delivery
Trusted UK Suppliers
Live UK Engine Market Data
What Are UK Drivers Paying for Nissan Interstar Engine Replacement?
The table below shows typical UK rebuilt engine costs across Nissan Interstar variants - compare failure causes, engine codes, fuel types, and price ranges to benchmark what UK drivers are paying.
Average Market Prices
- Nissan Interstar (Late) 2.0 dCi 1152013-2015£1,600-£3,500High-pressure pump wearM9R 650Diesel 2.0L
- Nissan Interstar (Gen 1) 2.5 dCi 1002002-2006£1,400-£2,400Delphi injector failureG9U 720Diesel 2.5L
- Nissan Interstar (Gen 1) 2.5 dCi 1152004-2006£1,500-£2,600Turbo oil seal leakG9U 722Diesel 2.5L
- Nissan Interstar (Gen 2) 2.5 dCi 1202007-2010£1,600-£2,800EGR cooler cloggingG9U 724Diesel 2.5L
- Nissan Interstar (Gen 2) 2.5 dCi 1402007-2012£1,800-£3,200VNT actuator failureG9U 732Diesel 2.5L
- Nissan Interstar (Gen 2) 2.5 dCi 1502010-2012£2,100-£3,900Timing chain tensionerG9U 730Diesel 2.5L
Last updated: 31 May, 08:53
Customer Reviews
Trusted by Nissan Interstar OwnersAcross the UK
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4.8 out of 5
Rated 4.8 out of 5 by 1,081 verified customers who sourced reconditioned and used Nissan Interstar engines through EngineMarket.
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Pete
★★★★★
“Got three quotes within an hour and chose the best deal easily. The whole process was quick, clear and stress-free.”
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Sophie
★★★★★
“I wasn't sure what I needed, but they helped me identify the right engine and connected me with a trusted garage.”
Google
★★★★★
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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.”
- Jimmy, London
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Models We Cover
Nissan Interstar Engine ReplacementAll Variants Covered
Core Commercial Diesel Range
Specs100hp
Years2002-2006
Rebuilt£1,400-£2,400
Specialist Body & High-Power Range
Late Model & Updated Variants
Variant Directory
All Nissan Interstar Variants - Engine Replacement Coverage
A full alphabetical listing of every Nissan Interstar trim covered by our network. All entries link to a dedicated variant page, where prices are further broken down by engine code, model year, and condition type. Click a live link to compare quotes.
Diesel Variants
L1H1 Panel VanL2H1 High RoofL2H2 Medium RoofL3H2 High RoofL3H3 Chassis CabDropsideTipperMinibus 12-seatMinibus 15-seat3.5t GVW Standard4.5t GVW Heavy-DutydCi 100dCi 115dCi 120dCi 140dCi 150Crew CabSingle CabDouble CabRefrigerated VanBox VanLuton VanCurtain-Sider
Petrol Variants
None available for this model.
Performance Variants
None applicable - all Interstar variants use commercial-duty diesel engines.
Engine Codes
Nissan Interstar Engine CodesFull Technical Specifications & Replacement Guide
Every engine code fitted to the Nissan Interstar 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.
Diesel Engines
Extracted from detailed diesel engine families across Nissan Interstar variants.
Can't find your 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 Nissan Interstar engine specialists. Every rebuilt engine comes with a minimum 12‑month unlimited mileage warranty.
Common Problems
Nissan Interstar Engine Problems
What It Costs to Fix & When Replacement Makes Sense
Every rebuilt engine includes a minimum 12-month unlimited mileage warranty.
1. Delphi Injector Failure
Why G9U Engines Develop Diesel Knock
Affected Models
Nissan Interstar L1H1-L3H3 panel/chassis vans (2002-2012, G9U 720/722/732)
Typical Failure Mileage
60,000-90,000 miles
Root Cause
Delphi injector tip erosion allows fuel leakage into combustion chamber, causing knocking noise, rough idle and increased emissions.
Repair Options & Estimated Costs (UK ranges)
| Repair Tier | Dealer Price | Specialist Price | What It Involves | Longevity / Suitability |
|---|---|---|---|---|
Minor - Injector Recoding/Replacement Minor | £800 - £1,400 | £500 - £900 | Remove injectors, bench test, replace tips or full units, recode to ECU | Viable only if caught early before cylinder damage; 20k-40k mile extension |
Intermediate - Injector Set + Turbo Check Intermediate | £1,500 - £2,400 | £900 - £1,600 | Replace all four injectors, clean intake, inspect turbo for oil contamination | Addresses root cause; suitable if block/head undamaged; 50k+ mile extension |
Full Replacement - Rebuilt G9U Engine Best Value | £1,900 - £3,200 | £1,400 - £2,600 | Supply & fit rebuilt engine with upgraded injectors, bench-tested, 12-month warranty | Best value for commercial vans over £3k value; eliminates repeat failure risk |
Our Recommendation
Best next step for delphi injector failure
On a Nissan Interstar worth £4,000-£8,000 with injector knock, a rebuilt G9U with upgraded injectors often costs less than dealer-led major repairs and eliminates the risk of repeat failure. We recommend comparing three specialist quotes before committing.
Don't Let Engine Failure Write Off Your Nissan Interstar
The Nissan Interstar's commercial duty cycle accelerates wear on injectors, turbos and timing components. EngineMarket makes it simple to compare prices from trusted UK Nissan Interstar specialists who understand van downtime costs. Every rebuilt engine includes upgraded components addressing known failure points, plus a minimum 12‑month unlimited mileage warranty and nationwide delivery. Compare prices today and get back on the road without the main dealer premium.
Compare Nissan Interstar Engine Replacement Prices Now →Nissan Interstar Engine Problems
What It Costs to Fix & When Replacement Makes Sense
Affected Models
Nissan Interstar L1H1-L3H3 panel/chassis vans (2002-2012, G9U 720/722/732)
Typical Failure Mileage
60,000-90,000 miles
Root Cause
Delphi injector tip erosion allows fuel leakage into combustion chamber, causing knocking noise, rough idle and increased emissions.
Minor - Injector Recoding/Replacement
Dealer
£800 - £1,400
Specialist
£500 - £900
Remove injectors, bench test, replace tips or full units, recode to ECU
Viable only if caught early before cylinder damage; 20k-40k mile extension
Intermediate - Injector Set + Turbo Check
Dealer
£1,500 - £2,400
Specialist
£900 - £1,600
Replace all four injectors, clean intake, inspect turbo for oil contamination
Addresses root cause; suitable if block/head undamaged; 50k+ mile extension
Full Replacement - Rebuilt G9U Engine
Dealer
£1,900 - £3,200
Specialist
£1,400 - £2,600
Supply & fit rebuilt engine with upgraded injectors, bench-tested, 12-month warranty
Best value for commercial vans over £3k value; eliminates repeat failure risk
Our Recommendation
Best next step for delphi injector failure
On a Nissan Interstar worth £4,000-£8,000 with injector knock, a rebuilt G9U with upgraded injectors often costs less than dealer-led major repairs and eliminates the risk of repeat failure. We recommend comparing three specialist quotes before committing.
Don't Let Engine Failure Write Off Your Nissan Interstar
The Nissan Interstar's commercial duty cycle accelerates wear on injectors, turbos and timing components. EngineMarket makes it simple to compare prices from trusted UK Nissan Interstar specialists who understand van downtime costs. Every rebuilt engine includes upgraded components addressing known failure points, plus a minimum 12‑month unlimited mileage warranty and nationwide delivery. Compare prices today and get back on the road without the main dealer premium.
Compare Nissan Interstar Engine Replacement Prices Now →Disclaimer: All prices are indicative UK market ranges based on historical quote data and repair requests from our network of engine specialists. Dealer pricing is estimated based on published main dealer labour rates and genuine OEM parts pricing. Specialist pricing reflects actual quote data from EngineMarket's UK network. Actual costs vary depending on damage severity, vehicle condition, variant, and workshop location within the UK. Use our free comparison tool to get tailored quotes for your specific Nissan Interstar and engine code. Every engine supplied through EngineMarket carries a minimum 12‑month unlimited mileage warranty - always confirm exact terms with your chosen supplier.
12-Month Warranty
Upgraded Components
Nationwide UK Delivery
Save vs Main Dealer Price
Replacement Engine Options
Nissan Interstar Engine TypesOptions, Costs & What to Expect
Every Nissan Interstar engine type is available through our UK network with typical price ranges based on variant, engine code and budget.
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 Nissan Interstar within hours.
Engine Sizes
Nissan Interstar Engines by SizeFind the Right Displacement for Your Variant
Nissan Interstar Diesel Engine Sizes
The 2.0L M9R diesel appeared in late-model Interstar vans (2013-2015) as a downsized, Euro 5/6-compliant alternative to the G9U, offering improved fuel economy for urban commercial use but with increased complexity.
| Engine Code(s) | M9R 650, M9R 652, M9R 654 |
| Compatible Models (UK) | L2H2 panel van (2013-2015), L3H3 chassis cab (2014-2015), Euro 5/6 commercial variants |
Common Failure Points
Watch for these known weak points
High-pressure fuel pump wear, DPF clogging on short-journey cycles, EGR cooler blockage
Not sure which engine size your Nissan Interstar needs? Enter your registration number above - we'll identify the exact displacement, engine code and compatible replacement options instantly. All engines supplied through EngineMarket include a minimum 12‑month unlimited mileage warranty from UK Nissan Interstar specialists.
Fuel Type
Nissan Interstar Engines by Fuel Type
Nissan Interstar Diesel Engines
Nissan Interstar Diesel Engines
Diesel power exclusively for the Interstar, with the G9U 2.5L dominating UK replacement enquiries due to high commercial mileage and known injector/turbo failure patterns.
Common Nissan Interstar Diesel Engine Families
G9U 720/722 - Entry/mid-power 2.5L (2002-2008), Delphi injector failure common
G9U 724/732 - Updated 2.5L with VNT turbo (2007-2012), actuator wear under load
M9R 650 - Late-model 2.0L Euro 5/6 (2013-2015), DPF/EGR complexity
Found In
First Generation (2002-2006) - G9U 720, G9U 722
Second Generation Facelift (2007-2012) - G9U 724, G9U 732, G9U 730
Late Model Update (2013-2015) - M9R 650 series
Known For
Strong low-end torque ideal for commercial payloads
Delphi injector failure between 60k-90k miles on early G9U units
Turbo VNT actuator sticking on high-mileage chassis cab variants
DPF regeneration challenges on urban stop-start delivery cycles
Typical Diesel Models
L1H1 Panel Van dCi 100
L2H2 High Roof dCi 115
L3H3 Chassis Cab dCi 140
Dropside/Tipper dCi 120/150
Minibus Conversion dCi 140
Not sure which fuel type your Nissan Interstar 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 Nissan Interstar specialists.
Engine Years
Nissan Interstar Engines by YearWhat Was Fitted & When
This technical timeline covers all major engine changes across the Nissan Interstar's UK production run, helping owners identify their engine and compare rebuilt replacement prices from specialists.
2002 - 2006 - First Generation Launch
Major Platform Change
The Interstar launched with Renault-sourced G9U 2.5L diesel engines, establishing the platform-sharing architecture that defined its commercial appeal.
Key Changes
First-generation Interstar introduced, sharing platform with Renault Master II
G9U 720 (100hp) and G9U 722 (115hp) engines fitted across panel and chassis variants
3.5t GVW standard; 4.5t heavy-duty option available on chassis cab
Known For
Robust commercial chassis but early Delphi injector concerns
Simple mechanical layout favoured by independent van specialists
High UK registration numbers created strong aftermarket support
Main Engines
G9U 720 - 2.5L diesel (L1H1/L2H1 panel van, dCi 100)
G9U 722 - 2.5L diesel (L2H2/L3H2 high roof, dCi 115)
Popular Models
Nissan Interstar L1H1 Panel Van
Nissan Interstar L2H2 High Roof
Nissan Interstar 3.5t GVW Standard
Engine Codes Covered
G9U 720G9U 722
Common Replacement Enquiries
G9U injector failure
Delphi diesel knock
Turbo oil seal leak
Get quotes for 2002-2006 Nissan Interstar replacement engines
2002 - 2006 - First Generation Launch
Major Platform Change
The Interstar launched with Renault-sourced G9U 2.5L diesel engines, establishing the platform-sharing architecture that defined its commercial appeal.
Key Changes
First-generation Interstar introduced, sharing platform with Renault Master II
G9U 720 (100hp) and G9U 722 (115hp) engines fitted across panel and chassis variants
3.5t GVW standard; 4.5t heavy-duty option available on chassis cab
Known For
Robust commercial chassis but early Delphi injector concerns
Simple mechanical layout favoured by independent van specialists
High UK registration numbers created strong aftermarket support
Main Engines
G9U 720 - 2.5L diesel (L1H1/L2H1 panel van, dCi 100)
G9U 722 - 2.5L diesel (L2H2/L3H2 high roof, dCi 115)
Engine Codes Covered
G9U 720G9U 722
Popular Models
Nissan Interstar L1H1 Panel Van
Nissan Interstar L2H2 High Roof
Nissan Interstar 3.5t GVW Standard
Common Replacement Enquiries
G9U injector failure
Delphi diesel knock
Turbo oil seal leak
Get quotes for 2002-2006 Nissan Interstar replacement engines
Year Finder
Not sure which year your Nissan Interstar was built?
Not sure which year your Nissan Interstar was built? Enter your registration number and we'll identify the exact engine, model year, and compatible replacement options instantly - all backed by a minimum 12‑month warranty from UK Nissan Interstar specialists.
FAQ
Nissan Interstar Engine ReplacementFrequently Asked Questions
Question 1
How much does a Nissan Interstar engine replacement cost in the UK?
Typical rebuilt G9U 2.5L engines range £1,400-£3,200 supply-only, with fitting adding £400-£900. Late-model M9R 2.0L units start around £1,600. Prices vary by engine code, GVW variant and commercial calibration requirements.
Key points
- • G9U 720/722 entry-power units: £1,400-£2,400 rebuilt supply-only
- • G9U 732 high-output variants: £1,800-£3,200 rebuilt supply-only
- • Supply & fit packages add £400-£900 depending on location
- • All EngineMarket quotes include minimum 12-month unlimited warranty
Question 2
What engine codes fit my Nissan Interstar?
Most UK Interstar vans use Renault-sourced G9U codes: 720 (100hp), 722 (115hp), 724 (120hp), 732 (140hp) or 730 (150hp). Late models (2013+) may have M9R 650 2.0L. Enter your reg to verify exact fitment.
Key points
- • G9U family dominated 2002-2012 Interstar production
- • M9R 2.0L appeared only on final 2013-2015 models
- • Engine code stamped on block near injector pump
- • DVLA lookup via reg confirms exact code for your van
Question 3
How long does Nissan Interstar engine replacement take UK?
Typical turnaround is 2-4 days from order to road-ready: 24-48 hours engine sourcing, 1 day delivery, 6-10 hours fitting at a commercial van specialist. Urgent next-day fitting available at select locations.
Key points
- • G9U engines widely available from UK specialist stock
- • Fitting time 6-10 hours depending on van configuration
- • Supply & fit packages coordinate delivery and garage booking
- • Commercial operators prioritised for minimal downtime scheduling
Question 4
Do Nissan Interstar replacement engines come with a warranty UK?
Yes. All rebuilt, reconditioned and remanufactured engines supplied through EngineMarket include a minimum 12‑month unlimited mileage warranty. Used engines typically carry 30-90 day cover; confirm terms before purchase.
Key points
- • 12-month unlimited warranty standard on rebuilt units
- • Warranty covers parts and labour for commercial use
- • Upgrade to 24-month cover available for fleet accounts
- • Always request written warranty terms before payment
Question 5
Can I supply my own Nissan Interstar engine for fitting UK?
Yes, many UK commercial van specialists accept customer-sourced engines for fitting only. However, EngineMarket recommends bundled supply & fit to ensure warranty validity and single-point accountability for commercial operators.
Key points
- • Fitting-only quotes typically £400-£900 depending on complexity
- • Warranty may be voided if engine not supplied by fitter
- • Supply & fit packages include coordination and single invoice
- • Confirm garage policy on customer-supplied units before booking
Question 6
What's the difference between rebuilt, reconditioned and used Interstar engines?
Used engines are low-mileage donor units with limited warranty. Reconditioned units have worn parts replaced after inspection. Rebuilt engines receive comprehensive overhaul with upgraded components addressing known G9U failure points.
Key points
- • Used: Fastest availability, lowest cost, shortest warranty
- • Reconditioned: Balanced cost/reliability, 3-6 month warranty typical
- • Rebuilt: Comprehensive upgrade, 12-month unlimited warranty standard
- • Rebuilt best value for commercial vans over £4k market value
Question 7
Will a replacement engine affect my Nissan Interstar insurance UK?
Declaring a replacement engine to your insurer is required but rarely increases premiums if specifications match original. Rebuilt engines with like-for-like power output typically have no impact on commercial van insurance groups.
Key points
- • Notify insurer of engine replacement to maintain policy validity
- • Like-for-like power/spec usually no premium impact
- • Upgrades (e.g., dCi 100 to 140) may require specialist commercial cover
- • Keep warranty documentation for insurer records if requested
Question 8
How do I know if my Nissan Interstar needs an engine replacement or just a repair?
If repair quotes exceed £1,500, van downtime exceeds 3 days, or failure involves injectors/turbo/timing on a G9U over 80k miles, replacement often offers better long-term value for commercial operators.
Key points
- • Get compression test and diagnostic report before deciding
- • Compare repair cost vs rebuilt engine price including downtime
- • Commercial revenue loss often makes replacement more economical
- • EngineMarket's free diagnostic checklist helps evaluate options
Question 9
Can I upgrade my Nissan Interstar engine during replacement UK?
Upgrading power output (e.g., dCi 100 to 140) requires ECU remapping, potential gearbox/clutch upgrades and may affect insurance. Most commercial operators prefer like-for-like replacement to maintain reliability and compliance.
Key points
- • Power upgrades require specialist ECU calibration
- • Check gearbox/clutch rating before increasing torque output
- • Insurance declaration required; may affect commercial premiums
- • Like-for-like rebuild preserves ULEZ/CAZ compliance status
Question 10
What documentation do I need for Nissan Interstar engine replacement UK?
You'll need your V5C logbook, current MOT certificate, and proof of ownership. EngineMarket suppliers provide warranty certificate and engine number documentation for DVLA updates on commercial vehicles.
Key points
- • V5C required to verify vehicle ownership and variant
- • Engine number recorded on warranty certificate for DVLA
- • MOT certificate confirms emissions compliance status
- • Keep all documentation for insurance and resale purposes
Why Choose Us
Why UK Nissan Interstar Owners Trust EngineMarket
Find the best Nissan Interstar engine replacement near you
Compare engine prices for Nissan Interstar in the UK and get competitive quotes from garages near you.
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Warranty-backed rebuilt & used options
Every quote checked for fitment, quality and lead time.