Injector nozzle BLLA 150 P 1023-J - DLLA150P1023

DENSO INJECTOR NOZZLE: DLLA150P1023 – FULL SPECIFICATION

I. Key Identification & Compatible Injectors

Nozzle (Injector Tip) P/N: DLLA150P1023
DENSO Reference: ND-DLLA150P1023
System Manufacturer: DENSO Common Rail Diesel Injection System.

Compatible Injector Assembly P/N(s):
- DENSO Injector References: 095000-758X / 095000-542X
- OEM / Vehicle Manufacturer: Toyota
- Typical Applications (with HP / kW):
• Toyota Avensis 2.0 D-4D – 124 HP / 92 kW
• Toyota Corolla 2.0 D-4D – 124 HP / 92 kW

II. Vehicle / Engine Application & Technical Data

Primary Vehicle Application: Toyota common-rail diesel passenger cars (1.8–2.0 L D-4D engines).
Engine Type: Inline-4, 2.0 L D-4D common-rail diesel, Euro 4 / Euro 5 compliant.
Injector Technology: DENSO Common Rail Solenoid Injector.
Nozzle Type: DLLA150P1023 — precision multi-hole nozzle optimized for atomization and combustion.
Technical Characteristics:
- Material: High-strength tool steel
- Number of Holes: Typically 6–7
- Fuel Compatibility: EN 590 Diesel / B7 Biodiesel blends
- Performance Features: Optimized fuel spray pattern for reduced emissions, smooth idle, and efficient combustion

III. Critical Technician Notes (MUST-DO)

1. Clean Installation: Thoroughly clean the nozzle (ultrasonic cleaning recommended) before installation.
2. Sealing Components: Replace O-rings, copper washers, and all 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 verify proper spray pattern and no leaks.
5. Calibration / Coding: Use Toyota or DENSO diagnostic tools if injector coding is required.
6. Fuel Quality Notes: Use clean, high-quality diesel; replace fuel filters during injector maintenance.
7. Storage & Handling: Store in a clean, dry environment; protect the nozzle tip from mechanical damage.
8. Common Fault Symptoms: Hard start, rough idle, black smoke, loss of power, or excessive fuel return flow.