PL347PRD

DENSO INJECTOR NOZZLE: PL347PRD – FULL SPECIFICATION

I. Key Identification & Compatible Injectors

Nozzle (Injector Tip) P/N: PL347PRD
Alternate / Cross Reference: HRD348 / R00002D / 6510700487 / 28348371
System Manufacturer: DENSO Common Rail Diesel Injection System.

Compatible Injector Assembly P/N(s):
- DENSO Injector References: PL347PRD / HRD348 / R00002D / 6510700487 / 28348371
- OEM / Vehicle Manufacturer: Mercedes-Benz, Infiniti, Jeep
- Typical Applications (with HP / kW):
• Mercedes-Benz models – 80 kW / 109 HP
• Infiniti models – 120 kW / 163 HP
• Jeep models – 125 kW / 170 HP / 100 kW / 136 HP

II. Vehicle / Engine Application & Technical Data

Primary Vehicle Application: Common-rail diesel engines from Mercedes, Infiniti, and Jeep.
Engine Type: Inline / V-type diesel engines, Euro 4 / Euro 5 compliant.
Injector Technology: DENSO Common Rail Solenoid Injector.
Nozzle Type: PL347PRD — precision multi-hole nozzle ensuring correct atomization and combustion.
Technical Characteristics:
- Material: High-strength tool steel, heat-treated
- Number of Holes: Typically 6–7 (depending on injector variant)
- Fuel Compatibility: EN 590 Diesel / B7 Biodiesel blends
- Performance Features: Optimized spray for smooth idle, efficient combustion, low emissions, and extended injector life

III. Critical Technician Notes (MUST-DO)

1. Clean Installation: Thoroughly clean the nozzle before installation (ultrasonic cleaning recommended).
2. Sealing Components: Replace O-rings, copper washers, and seals; do not 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 proper spray pattern and no leaks.
5. Calibration / Coding: Use Mercedes, Infiniti, Jeep, or DENSO 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 clean, dry environment; protect nozzle tip from mechanical damage.
8. Common Fault Symptoms: Hard start, black smoke, rough idle, loss of power, excessive fuel return flow.