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DENSO DCRI300890 Diesel Injector
DENSOPart No: DCRI300890
·Trade & Garage FriendlyIn Stock — Ships within 24 hours
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+ £20 refundable core deposit per injector — refunded after we receive and inspect your old unit, returned within 30 days of receiving your remanufactured injector
Dispatch within 24h. Free UK delivery.Every order includes a 12-month workshop warranty, OEM bench-calibration before despatch.
The DENSO DCRI300890 diesel injector is a remanufactured common-rail injector for 2.5L DI-D 16V engines. DENSO DCRI300890 remanufactured common-rail diesel injector for Mitsubishi 2.5 DI-D 16V (4D56 16V / 4D56-HP) engines — L200/Triton, Pajero Sport / Shogun Sport, Challenger.
Professionally remanufactured to OEM standards
All prices are shown in GBP (£). International customers are securely charged in GBP via Stripe.
Ordering a single injector is standard practice.
Need multiple injectors? Simply increase the quantity above.
Most 4-cylinder engines use 4 injectors — replace only what your diagnosis confirms.
12-Month Warranty
Included on every remanufactured injector. UK-based support if you ever need it.
Tested Before Dispatch
Flow-tested and calibrated on OEM-grade rigs. Test report on file for every unit.
Free UK Delivery
Mainland tracked dispatch. Order before 2pm for same-working-day pick-up.
Trade buyers: VAT receipt included · Account terms on request · Trusted by UK garages & diesel specialists.
Why Buy From Us
Not sure this is the right injector? Call us on 020 3355 6581
FREE UK Delivery
International Delivery — flat £50 per order
One injector or multiple injectors
Ships Worldwide
FREE UK Delivery
Flat £50 International Shipping
- Royal Mail Tracked
- DPD International
- Secure Packaging
- Tracking Number Included
- 12 Month Warranty
Need more later? We keep stock available for repeat orders.
Engine Intelligence
Mitsubishi 2.5 DI-D common-rail (4D56 16v/HP — L200/Triton, Pajero Sport) 4D56 16V
Common symptoms
- Hard starting or no-start
- Rough, shaky idle
- Misfire or one cylinder cutting out
- Black smoke and diesel-smelling exhaust
- Loss of power, higher fuel consumption, warning light
Documented failure modes
- Nozzle wear / clogging from contaminated fuel degrading atomisation — the documented main cause on this common-rail 4D56
- Injector internal leakage dragging rail pressure down
- Unregistered injector ID codes after replacement causing rough idle and noise
Diagnostic guidance
- Denso injectors carry an ID code — register the new code after fitting or the engine will idle rough
- Use a cylinder-balance test: minimal rpm change on one cylinder identifies the weak injector
- Check for external diesel leaks around the injector bases and lines
- Rule out SCV / rail-pressure control faults (P0088/P0089) before condemning injectors
Fitment note: The 4D56 family spans older rotary-pump engines and the later common-rail 16v/HP versions — only the common-rail generation uses these Denso injectors; match the reference etched on the injector body.
Why this injector?
- Fits the 4D56 16V engine code used in the Mitsubishi L200 / Triton (KB4T) and related diesel variants.
- DENSO diesel injector — flow-tested and calibrated on common-rail equipment before despatch.
- Commonly specified when investigating rough idle, injector knock, smoke or poor fuel economy on 4D56 16V engines.
- 12-month warranty, free UK delivery and a £20 refundable core deposit per injector (refunded after we receive and inspect your old unit — return it within 30 days).
Denso DCRI300890 2.5 DI-D (4D56) Common Rail Injector (Mitsubishi L200 / Triton / Pajero Sport)
Denso common-rail injector for the Mitsubishi 2.5 DI-D (engine 4D56) fitted to the L200, Triton and Pajero Sport (Euro 5). Mitsubishi OE 1465A367; Denso factory reference 295050-0890. Replacement injectors are coded to the ECU with the ID/trim value via Mitsubishi MUT-III. Best practice is to replace and code a matched set. Failures are driven by poor fuel filtration, contamination and back-leakage wear. Key symptoms: Rough idle / vibration; Hard starting; Loss of power / limp mode; Black smoke. Common failure modes: Internal wear / high back-leakage; Water-in-fuel corrosion; Nozzle coking.
A leaking injector unbalances cylinder fuelling on the 2.5 DI-D.
Excess back-leakage drops cranking rail pressure.
Out-of-range delivery or rail-pressure deviation cuts power.
Poor atomisation over-fuels the cylinder.
Cylinder-specific injector or fuel-metering codes.
- InstallationWrite the injector ID/trim code to the correct cylinder with Mitsubishi MUT-III before road test.
- InstallationRenew the combustion seal and clamp hardware; torque to spec.
- MisdiagnosisRead live back-leakage data to find the weak cylinder before removal.
- WarningReplace and code a matched set; mixing old and new injectors unbalances the 4D56.
- TestingBench-test on a Denso-capable CR tester across delivery and back-leakage points before refit.
What is Denso injector DCRI300890?+
A Denso common-rail diesel injector for the Mitsubishi 2.5 DI-D (4D56) engine. Mitsubishi OE 1465A367.
Which vehicles use DCRI300890?+
Mitsubishi L200, Triton and Pajero Sport with the 2.5 DI-D (4D56) engine, roughly 2005-2015.
Is it solenoid or piezo?+
It is a Denso solenoid common-rail injector.
Does DCRI300890 need coding?+
Yes - write the injector ID/trim code to the correct cylinder with Mitsubishi MUT-III when fitting.
What is the OE part number?+
Mitsubishi 1465A367 references Denso DCRI300890 (Denso factory 295050-0890).
Should I replace all four injectors together?+
Yes - on the 4D56 a matched, coded set keeps cylinder fuelling balanced.
What are the symptoms of failure?+
Rough idle, vibration, hard starting, black smoke, power loss/limp mode and an EML.
Why does my L200 run rough?+
A worn or leaking injector unbalances fuelling; read live back-leakage data and bench-test the weak cylinder.
What causes these injectors to fail?+
Poor fuel filtration, contamination and back-leakage wear - fix the cause first.
Does a remanufactured DCRI300890 perform like new?+
A properly remanufactured injector is bench-tested and recalibrated to the Denso plan, then coded on fitment.
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Remanufacturing Process
See how our injectors are rebuilt step-by-step in our 3D remanufacturing process video.
Vehicles Compatible With This DENSO Injector
Compatible with Mitsubishi engines including 4D56 16V, 4D56-HP.
| Make | Model | Engine | Years |
|---|---|---|---|
| Mitsubishi | L200 / Triton (KB4T) | 2.5 DI-D 16V Common Rail (4D56 16V / 4D56-HP) | 2006–2015 |
| Mitsubishi | Pajero Sport / Shogun Sport | 2.5 DI-D 16V Common Rail (4D56 16V / 4D56-HP) | 2008–2015 |
| Mitsubishi | Challenger | 2.5 DI-D 16V Common Rail (4D56 16V / 4D56-HP) | 2008–2015 |
Vehicles Using This Injector
Compatible Engines
The DCRI300890 injector is compatible with the following engines:
Also known as
This injector is sold and listed under the references below. Tap any number to copy it — every reference refers to this same product.
All references resolve to this canonical product page. Always confirm exact fitment before ordering.
Compatible Vehicles
This injector fits the following vehicles. Always confirm exact fitment by engine code or registration before ordering.
Product Description
The DENSO DCRI300890 diesel injector is a remanufactured common-rail injector for 2.5L DI-D 16V engines.
DENSO DCRI300890 remanufactured common-rail diesel injector for Mitsubishi 2.5 DI-D 16V (4D56 16V / 4D56-HP) engines — L200/Triton, Pajero Sport / Shogun Sport, Challenger.
Professionally tested and calibrated to OEM specification.
Includes: OEM Tested, 12 Month Warranty, Free UK Delivery..
Common engine code: 4D56 16V.
Commonly replaced when investigating rough idle, injector knock, excess smoke or poor fuel economy.
Each injector is tested to OEM standards with a 12-month warranty and free UK delivery.
Workshop Information
Installation Notes
- Check injection values after installation
- Ensure system cleanliness before fitting
- Use calibrated test equipment for verification
- Check engine-specific torque values before installation
Recommended Injector Coding
No injector coding is required for the DENSO unit on most applications — follow the manufacturer fitting procedure.
Replacement Advice
Always renew the copper washers / seals and bleed the fuel system before first start. Replace only the injectors your diagnosis confirms and torque fasteners to the manufacturer's published values.
Professional Installation
We recommend installation by a suitably equipped diesel specialist using calibrated test equipment to verify the fuel system after fitting.
Common Engines Using This Injector
Common Symptoms of a Failed DCRI300890 Injector
If your vehicle shows these symptoms, replacing the diesel injector may restore engine performance. A leak-off test can confirm the diagnosis.
Testing & Warranty
All remanufactured injectors are tested using OEM-grade diagnostic equipment to ensure fuel pressure and spray pattern meet manufacturer specifications.
OEM Test Bench Calibration
Flow-tested on Bosch EPS 200 series bench to verify fuel delivery rates at all operating pressures.
Leak-Off Testing
Each injector is tested for return flow to ensure no excess fuel is wasted back to the tank.
Solenoid Calibration
Electrical response time verified to ensure precise injection timing and quantity.
12-Month Warranty
Full replacement or refund covering manufacturing defects under normal use. No quibble.
DCRI300890 Price Statistics
Average Price
£200.00
inc. VAT
Price Range
£200–£200
inc. VAT
Stock
30/30
In Stock
Prices based on 30 listings for the DCRI300890 injector. All prices include VAT.
Compatible Vehicles for DCRI300890
DCRI300890 is OE-fit on the vehicles below. Always confirm the engine code on your V5C and the OE marking on the failed unit before ordering — sister part numbers in this family can look identical but carry a different calibration map.
Engine Codes Using DCRI300890
This injector is used in the following diesel engine codes. View engine-specific problems and diagnostics:
Cross Reference Numbers for DCRI300890
The following part numbers are cross-referenced to DCRI300890 and may be used as direct replacements:
Related Fault Codes
If your vehicle has flagged any of these fault codes, the DCRI300890 injector may need testing or replacement:
Injector Problem Guides
Experiencing issues with your diesel injector? These guides cover common injector problems and diagnosis:
Injector Testing Guides
Learn how to test and diagnose diesel injectors before ordering a replacement:
Frequently Asked Questions
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Related Pages
DENSO 2.5L DI-D 16V — browse compatible engines, vehicles, and injectors
Compatible Engines
Compatible Vehicles
Equivalent Part Numbers
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Cross References
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Workshop Knowledge for This Injector
Common Symptoms
Workshop Guides
Every remanufactured injector includes a 12-month warranty and is bench-tested to OEM spec before dispatch.
Old-unit exchange applies — your core surcharge is refunded when we receive your old injector.
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