BLLA 157 FVX 40078

BOSCH INJECTOR NOZZLE: F00VX40078 – FULL SPECIFICATION

I. Key Identification & Compatible Injectors

Nozzle (Injector Tip) P/N: F00VX40078
BOSCH Reference / Cross: 0445117028 / 0445117029 / 0445117070 / 0986435431 / 0986437463
System Manufacturer: BOSCH Common Rail Diesel Injection System.

Compatible Injector Assembly P/N(s):
- BOSCH Injector References: 0445117028 / 0445117029 / 0445117070 / 0986435431 / 0986437463
- OEM / Vehicle Manufacturer: Audi, Porsche – 3.0 TDI (VAG)
- Typical Applications (with HP / kW):
• Audi A6 / A7 / Q7 3.0 TDI – 165 kW / 225 HP, 221 kW / 300 HP, 230 kW / 313 HP
• Porsche Cayenne / Panamera 3.0 TDI – 165 kW / 225 HP, 221 kW / 300 HP, 230 kW / 313 HP

II. Vehicle / Engine Application & Technical Data

Primary Vehicle Application: V6 3.0 L TDI Common Rail Diesel engines (VAG group) for passenger cars and SUVs.
Engine Type: V6, 3.0 L Diesel (Euro 5 / Euro 6 compliant)
Injector Technology: BOSCH Common Rail Solenoid Injector.
Nozzle Type: F00VX40078 — precision multi-hole nozzle for optimized atomization and combustion.
Technical Characteristics:
- Material: High-strength, heat-treated tool steel
- Number of Holes: 6–7 (engine variant dependent)
- Fuel Compatibility: EN 590 Diesel / B7 Biodiesel blends
- Performance Features: Optimized for smooth idle, reduced emissions, high efficiency, and long service life under V6 diesel operation

III. Critical Technician Notes (MUST-DO)

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