BLLA 160 P 2398

BOSCH INJECTOR NOZZLE: DLLA160P2398 – FULL SPECIFICATION

I. Key Identification & Compatible Injectors

Nozzle (Injector Tip) P/N: DLLA160P2398
BOSCH MEC / Catalog Number: 0 433 172 398
System Manufacturer: BOSCH Common Rail Diesel Injection System.

Compatible Injector Assembly P/N(s):
- BOSCH Injector References: 0 445 110 569
- OEM / Vehicle Manufacturer: Renault / Opel / Vauxhall
- Typical Applications (with HP / kW):
• Renault Trafic III 1.6 dCi – 120 HP / 88 kW
• Opel/Vauxhall Vivaro B 1.6 CDTI – 120 HP / 88 kW
• Other 1.6 L common-rail diesel commercial vehicles from Renault / Opel / Vauxhall

II. Vehicle / Engine Application & Technical Data

Primary Vehicle Application: 1.6 L dCi / CDTI diesel engines in passenger vans and light commercial vehicles.
Engine Type: Inline-4, 1.6 L Common Rail Diesel, Euro 5 / Euro 6 compliant
Injector Technology: BOSCH Common Rail Solenoid Injector.
Nozzle Type: DLLA160P2398 — precision multi-hole nozzle designed for high-pressure atomization and efficient combustion.
Technical Characteristics:
- Material: High-strength tool steel
- Number of Holes: ~6–7
- Hole Diameter: ~0.160 mm
- Spray Angle: 160°
- Operating Pressure: 1600–1800 bar
- Fuel Compatibility: EN 590 Diesel / B7 Biodiesel blends
- Performance Features: Optimized for smooth idle, precise fuel delivery, low emissions, and long service life

III. Critical Technician Notes (MUST-DO)

1. Clean Installation: Thoroughly clean the nozzle (ultrasonic cleaning recommended) before installation.
2. Sealing Components: Replace all O-rings, copper washers, and seals; never reuse old parts.
3. Injector Mounting: Follow OEM torque and alignment specifications.
4. Post-Installation Testing: Perform leak-back or test-bench spray tests to ensure correct spray pattern and no leaks.
5. Calibration / Coding: Use OEM or BOSCH diagnostic tools if injector coding is required.
6. Fuel Quality Notes: Use clean, high-quality diesel; replace fuel filters during service.
7. Storage & Handling: Store in a dust-free, dry environment; protect tip from mechanical damage.
8. Common Fault Symptoms: Hard start, rough idle, black smoke, reduced power, excessive fuel return flow.