BSLA 150 P 1043

BOSCH INJECTOR NOZZLE: DSLA150P1043 – FULL SPECIFICATION

I. Key Identification & Compatible Injectors

Nozzle (Injector Tip) P/N: DSLA150P1043
BOSCH MEC / Catalog Number: 433175300
System Manufacturer: BOSCH Common Rail Diesel Injection System.

Compatible Injector Assembly P/N(s):
- BOSCH Injector References: 0 414 720 013 / 0 414 720 021 / 0 414 720 028 / 0 414 720 039 / 0 414 720 089
- OEM / Vehicle Manufacturer: AUDI, SEAT, SKODA, VW
- Typical Applications (with HP / kW):
• Audi A3 / A4 2.0 TDI – 140–177 HP / 103–130 kW
• VW Golf / Passat 2.0 TDI – 140–177 HP / 103–130 kW
• SEAT Leon / Tarraco 2.0 TDI – 140–177 HP / 103–130 kW
• Skoda Octavia / Superb 2.0 TDI – 140–177 HP / 103–130 kW

II. Vehicle / Engine Application & Technical Data

Primary Vehicle Application: 2.0 L inline-4 TDI common-rail diesel engines in VW Group passenger cars.
Engine Type: 2.0 L CR Diesel, Euro 5 / Euro 6 compliant
Injector Technology: BOSCH Solenoid-Type Common Rail Injector.
Nozzle Type: DSLA150P1043 — precision multi-hole nozzle optimized for high-pressure atomization.
Technical Characteristics:
- Material: Heat-treated, high-strength tool steel
- Fuel Compatibility: EN 590 Diesel / B7 Biodiesel blends
- Performance Features: Optimized for efficient combustion, smooth idle, low NOx, and long service life

III. Critical Technician Notes (MUST-DO)

1. Clean Installation: Thoroughly clean the nozzle prior to fitting (ultrasonic cleaning recommended).
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 carefully.
4. Post-Installation Testing: Perform leak-back and test-bench spray pattern verification.
5. Calibration / Coding: Use Audi / VW Group OEM diagnostic tools if required.
6. Fuel Quality Notes: Always use clean, high-quality diesel; replace filters when servicing.
7. Storage & Handling: Keep nozzles in a dust-free, dry environment; protect the tip.
8. Common Fault Symptoms: Hard cold start, black smoke, rough idle, reduced power, excessive fuel return.