BOSCH 0445110279 Diesel Injector

2.5L CRDi · Remanufactured

BOSCH 0445110279 remanufactured common-rail diesel injector for Hyundai/Kia 2.5 CRDi (D4CB) engines — Hyundai H-1/iLoad/i800/Starex, Terracan, Kia Sorento I. Professionally tested and calibrated to OEM specification. Includes: OEM Tested, 12 Month Warranty, Free UK Delivery.

Shared engine codes

D4CB

Compatible vehicles

Common 0445110279 injector failure symptoms

Rough or hunting idle that improves at higher rpm; hard cold starts or long cranking; hesitation or jerking under acceleration; black or white smoke; metallic knock / ticking with diesel smell. When two or more appear together, suspect the injector before peripherals — a comparative leak-off test isolates the failed unit without tear-down.

What causes these injectors to fail

Injector back-leak beyond specification causing rail-pressure loss; nozzle wear causing over-fuelling, knock and smoke; poor atomisation from worn injectors producing white/grey smoke and incomplete combustion. Internal wear cannot be repaired in situ — once delivery drifts outside calibration, remanufacture or replacement is the reliable fix.

How workshops diagnose 0445110279 faults

Run a leak-off / return-flow test and compare injector balance data before condemning a single unit. Separate injector faults from rail-pressure, EGR and fuel-supply faults — the symptoms overlap on this engine. Clean injector bores and seats thoroughly and fit new sealing washers on every refit. Never condemn a common-rail injector on a fault code alone.

How every unit is tested before despatch

Each remanufactured 0445110279 is fully stripped, ultrasonically cleaned and inspected; worn components are replaced with OE-grade parts. The rebuilt unit is calibrated on a common-rail test bench against the manufacturer's specification — delivery, back-leak and response verified — and despatched with a 12-month parts warranty and its calibration data on file.

Vehicle coverage at a glance

The 0445110279 trusted family covers 4 verified vehicle fitments across 2 makes: Hyundai and Kia. Every fitment listed is registry-verified.

OE & cross-references

0445110279 cross-references 10 further OE numbers, including 33800-4A000, 338004A000, 33800-4A100, 338004A100, 33800-4A150, 338004A150, 33800-4A160 and 338004A160. Always match the reference etched on your failed unit's body.

Related fault codes & engine guides

Remanufactured diesel fuel injectors on a UK testing bench
UK's Leading Diesel Injector Specialists

Find the Exact Fuel Injector
by Vehicle Registration

UK diesel injector specialists supplying OEM tested and calibrated remanufactured injectors. Trusted by garages and mechanics nationwide with 12-month warranty on every part.