Is the Siemens 664378392 compatible with the FORD Transit?

Yes. The Siemens 664378392 is a direct replacement diesel injector for the FORD Transit and the other listed applications. Always confirm fitment by engine code or vehicle registration before ordering.

Does the Siemens 664378392 require injector coding?

No injector coding is required for the Siemens 664378392 on most applications. Always follow the manufacturer's fitting procedure.

Is the 664378392 supplied tested?

Yes. Every Siemens 664378392 is OEM bench-tested and calibrated to manufacturer tolerances before dispatch.

Is a warranty included with the 664378392?

Yes. The Siemens 664378392 includes a 12 months warranty as standard, with free UK delivery.

Is an exchange or core return required?

No core exchange is required for the Siemens 664378392. The price shown is the full price — nothing further to pay or return.

What vehicles use the 664378392 injector?

The 664378392 injector is compatible with Ford TRANSIT CONNECT, Ford TRANSIT CONNECT, Ford TRANSIT CONNECT, Ford TRANSIT CONNECT, Ford TRANSIT CONNECT, and other diesel vehicles. Check the compatible vehicles section above for the full list.

What engines use the 664378392 injector?

The 664378392 injector is used in CVRA, CYFA, DRRA, G6DG, G8DA engine codes.

What are symptoms of a failing 664378392 injector?

Common symptoms of a failing 664378392 injector include hard starting, rough idle, excessive black or white smoke, engine misfires, poor fuel economy, and loss of power under load. A professional leak-off test can confirm whether the injector needs replacing.

How much does it cost to replace the 664378392 injector?

A remanufactured Siemens 664378392 injector typically costs between £100 and £100. Labour costs vary by vehicle but usually add £100–£250 per injector. All our remanufactured injectors come with a 12-month warranty.

Siemens VDO remanufactured injector — quality packaging and warranty

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Need Help Confirming Fitment?

Not sure this injector fits your vehicle? Check using your registration number before ordering.

Engine Code or Cross Reference

Siemens 664378392 Diesel Injector

SIEMENS VDO

Part No: 664378392

·Trade & Garage Friendly

Not 100% sure? or call us.

In Stock — Ships within 24 hours

Often fitted during workshop investigations of misfire, smoke from exhaust, or elevated fuel consumption on CVRA diesel engines, the Siemens 664378392 is supplied remanufactured, flow-tested, and covered by a 12 months warranty. Each unit is supplied with a 12 months warranty and free UK delivery.

£100inc. VAT

(per injector)

All prices are shown in GBP (£). International customers are securely charged in GBP via Stripe.

Save 38% vs OEM price

Professionally remanufactured to OEM standards

Ordering a single injector is standard practice.

Need multiple injectors? Simply increase the quantity above.

Every order includes a 12-month workshop warranty, OEM bench-calibration before despatch.

Most 4-cylinder engines use 4 injectors — replace only what your diagnosis confirms.

In stockTested & calibrated12-month warranty

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.

12 Compatible Engine Codes

FORD OEM Replacement

OEM Bench Tested

Why Buy From Us

OEM Bench Tested & Calibrated

12 Month Warranty

Free UK Delivery

UK Diesel Injector Specialists

Technical Support Available

Not sure this is the right injector? Call us on 020 3355 6581

Free UK Delivery Same-Day Dispatch

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

Diesel Engine

Common symptoms

Fitment note: Always confirm compatibility using registration lookup or part number before ordering.

Why this injector?

Fits the CVRA engine code used in the FORD Transit and related diesel variants.
Siemens 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 CVRA engines.
12-month warranty, free UK delivery and no core exchange required.

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Remanufacturing Process

Injector fully dismantled

Internal components cleaned and inspected

Worn parts replaced

Reassembled and calibrated

Tested before dispatch

See how our injectors are rebuilt step-by-step in our 3D remanufacturing process video.

Vehicles Compatible With This Siemens Injector

Compatible with FORD, Ford engines including CVRA, CYFA, DRRA, G6DG, G8DA and 7 more.

Make	Model	Engine	Years
FORD	Transit	—	2002-2004
Ford	TRANSIT CONNECT	1.8L	2002-2004

Vehicles Using This Injector

FORD Transit injector Ford TRANSIT CONNECT injector

Compatible Engines

The 664378392 injector is compatible with the following engines:

CVRA–1.8 TDCi CYFA–1.8 TDCi DRRA–1.8 TDCi G6DG–1.8 TDCi G8DA–1.8 TDCi G8DB–1.8 TDCi QXBA–1.8 TDCi QXBB–1.8 TDCi T1DA–1.8 TDCi T1DB–1.8 TDCi T7CE–1.8 TDCi T7CL–1.8 TDCi

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.

Ford TRANSIT CONNECT 1.8L

FORD Transit

Product Description

Each unit is supplied with a 12 months warranty and free UK delivery.

Workshop Information

Installation Notes

Coding required on most applications
Use diagnostic tool for calibration check
Check engine-specific torque values before installation

Recommended Injector Coding

No injector coding is required for the Siemens 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

CVRA CYFA DRRA G6DG G8DA G8DB QXBA QXBB T1DA T1DB T7CE T7CL

Common Symptoms of a Failed 664378392 Injector

Hard starting Rough idle Excessive smoke Poor fuel economy Engine misfires Loss of power under load

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.

IMA code includedProfessional injector coding may be required after installationUK-based support teamNo core exchange required

664378392 Price Statistics

Average Price

£100.00

inc. VAT

Price Range

£100–£100

inc. VAT

Stock

10/10

In Stock

Prices based on 10 listings for the 664378392 injector. All prices include VAT.

Compatible Vehicles for 664378392

664378392 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.