BLLA 145 P 2236

BOSCH INJECTOR NOZZLE: DLLA145P2236 – FULL SPECIFICATION

I. Key Identification & Compatible Injectors

Nozzle (Injector Tip) P/N: DLLA145P2236
BOSCH MEC / Catalog Number: 433172236
System Manufacturer: BOSCH Heavy-Duty Common Rail Diesel Injection System.

Compatible Injector Assembly P/N(s):
- BOSCH Injector Reference: 0 445 124 015
- OEM / Vehicle Manufacturer: IVECO – Cursor Euro 6 engines
- Typical Applications: IVECO Eurocargo, Stralis, Daily, Cursor 8 / 9 / 11 / 13 L engines for medium- and heavy-duty commercial vehicles.

II. Vehicle / Engine Application & Technical Data

Primary Vehicle Application: IVECO Cursor Euro 6 engines for trucks, buses, and vans.
Engine Type: 6–13 L inline-6 Common Rail Diesel engines, Euro 6 compliant.
Injector Technology: BOSCH Heavy-Duty Solenoid-Type Common Rail Injector.
Nozzle Type: DLLA145P2236 — multi-hole precision nozzle designed for high-pressure, heavy-duty applications.
Technical Characteristics:
- Number of Holes: 6–7 (engine variant dependent)
- Hole Diameter: 0.128–0.140 mm
- Spray Angle: 145°
- Operating Pressure: 1800–2000 bar (typical for Euro 6 heavy-duty engines)
- Material: Heat-treated, high-strength alloy tool steel with anti-wear surface treatment
- Fuel Compatibility: EN 590 Diesel / B7 Biodiesel blends
- Emission Standard Compliance: Euro 6
- Performance Features: Optimized for low NOx emissions, high efficiency, and long service life under heavy load.

III. Critical Technician Notes (MUST-DO)

1. Injector Calibration: After nozzle replacement, perform coding & calibration using IVECO OEM diagnostic tools.
2. Sealing Components: Always replace copper washers and O-rings; ensure proper seating.
3. Injector Bolts: Replace stretch bolts; follow manufacturer torque and angle specifications.
4. Clean Installation: Ensure complete cleanliness; contamination can cause injector or rail failure.
5. System Verification: Perform leak-back test, pilot injection correction, rail pressure verification, and full-load performance test.
6. Fuel Quality Notes: Use OEM-approved diesel fuel; replace filters during injector service.
7. Seat Maintenance: Inspect and clean injector seat if carbon deposits are present to avoid blow-by.