Volvo E3,E3.18 Series Common Rail Diesel Fuel Injector 33800-84830 , High-Pressure Injector compatible for Volvo D9 Engines in Trucks and Heavy-Duty Equipment

The Volvo E3–E3.18 33800-84830 diesel fuel injector is a high-pressure electronic common rail injector designed for Volvo D9-series diesel engines, commonly found in heavy-duty trucks, buses, and industrial machinery. As part of Delphi’s E3.18 injector family, it delivers precision-controlled fuel injection for enhanced engine performance, fuel efficiency, and emissions compliance in Euro IV and Euro V applications.

Equivalent / OEM Codes:

• OEM Reference: 33800-84830

• Alternate formats: 3380084830, 28370610 (Delphi catalog reference)

• Injector system: Delphi E3.18 high-pressure electronic common rail

Engine Compatibility:

• Volvo D9A, D9B, D9C, D9D 9.4L 6-cylinder diesel engines

• Emissions standards: Euro IV and Euro V

• Also compatible with certain Hyundai heavy-duty trucks using shared injector designs

Compatible Equipment (examples):

• Volvo FM, FMX, FE trucks with D9 engines

• Volvo buses (e.g., B-series, 9700/9900) equipped with D9C/D9D

• Construction and off-highway equipment powered by Volvo D9 industrial engines

• Hyundai Xcient or Mega Truck (shared platform variants with D9-based engines)

Technical Notes:
The 33800-84830 injector ensures fine fuel atomization and consistent high-pressure delivery, resulting in cleaner combustion, better torque response, and lower emissions. Proper ECU coding and calibration via Volvo Tech Tool (VCADS Pro) or equivalent diagnostic systems is mandatory during installation to guarantee full system integration and optimal performance.