BLLA 150 P 1566

BOSCH INJECTOR NOZZLE: DLLA150P1566 – FULL SPECIFICATION

I. Key Identification & Compatible Injectors

Nozzle (Injector Tip) P/N: DLLA150P1566
BOSCH MEC / Catalog Number: 433171965
System Manufacturer: BOSCH Common Rail Diesel Injection System.

Compatible Injector Assembly P/N(s):
- BOSCH Injector References: 0 445 120 074 / 0 445 120 138 / 0 445 120 139
- OEM / Vehicle Manufacturer: VOLVO / RENAULT
- Typical Applications (with HP / kW):
• Volvo V40 / V60 / S60 / S80 1.6–2.0 d engines – 115–150 HP / 85–110 kW
• Renault Megane / Scenic / Trafic 1.6–2.0 dCi – 110–145 HP / 81–107 kW

II. Vehicle / Engine Application & Technical Data

Primary Vehicle Application: 1.6–2.0 L common-rail diesel engines in passenger cars and light commercial vehicles (Volvo & Renault).
Engine Type: Inline-4 / 1.6–2.0 L Diesel, Euro 5 / Euro 6 compliant
Injector Technology: BOSCH Solenoid-Type Common Rail Injector.
Nozzle Type: DLLA150P1566 — high-precision multi-hole nozzle for optimal atomization and efficient combustion.
Technical Characteristics:
- Material: Heat-treated, high-strength tool steel
- Fuel Compatibility: EN 590 Diesel / B7 Biodiesel blends
- Performance Features: Optimized for fuel efficiency, low NOx emissions, smooth idle, and long service life under moderate to high loads.

III. Critical Technician Notes (MUST-DO)

1. Clean Installation: Ultrasonically clean the nozzle before installation.
2. Sealing Components: Replace all O-rings, copper washers, and seals; do not reuse old parts.
3. Injector Mounting: Follow OEM torque and alignment specifications.
4. Post-Installation Testing: Conduct leak-back and spray pattern tests on a certified test bench.
5. Calibration / Coding: Use OEM diagnostic tools for coding/calibration if required.
6. Fuel Quality Notes: Ensure clean, high-quality diesel; replace fuel filters during service.
7. Storage & Handling: Store nozzles in a dry, dust-free environment; protect tips from mechanical damage.
8. Common Fault Symptoms: Hard cold start, reduced acceleration, black smoke, excessive fuel return, or rough idle.