BSLA 150 P 1156

BOSCH INJECTOR NOZZLE: DSLA150P1156 – FULL SPECIFICATION

I. Key Identification & Compatible Injectors

Nozzle (Injector Tip) P/N: DSLA150P1156
BOSCH MEC / Catalog Number: 0433175343
System Manufacturer: BOSCH Common Rail Diesel Injection System.

Compatible Injector Assembly P/N(s):
- BOSCH Injector References: 0 414 720 210 / 0 414 720 260
- OEM / Vehicle Manufacturer: VOLKSWAGEN
- Typical Applications (with HP / kW):
• VW Golf, Passat, Jetta 1.9 TDI – 90–110 HP / 66–81 kW
• VW Transporter / Caddy 1.9 TDI – 102–109 HP / 75–80 kW

II. Vehicle / Engine Application & Technical Data

Primary Vehicle Application: 1.9 L common-rail diesel engines in passenger cars and light commercial vehicles (VW).
Engine Type: Inline-4 / 1.9 L TDI Diesel, Euro 3 / Euro 4 compliant
Injector Technology: BOSCH Solenoid-Type Common Rail Injector.
Nozzle Type: DSLA150P1156 — precision multi-hole nozzle designed for reliable atomization and fuel efficiency.
Technical Characteristics:
- Material: High-strength, heat-treated tool steel
- Fuel Compatibility: EN 590 Diesel / B7 Biodiesel blends
- Performance Features: Optimized for low smoke, smooth idle, fuel economy, and long service life in medium-duty engines

III. Critical Technician Notes (MUST-DO)

1. Clean Installation: Clean nozzle thoroughly (ultrasonic cleaning recommended) 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 VW or BOSCH OEM diagnostic tools if coding is required.
6. Fuel Quality Notes: Always use clean diesel; replace fuel filters during injector service.
7. Storage & Handling: Store nozzles in a dry, dust-free environment; avoid mechanical damage.
8. Common Fault Symptoms: Hard cold start, black smoke, rough idle, or poor acceleration.