A2700700587
BOSCH A2700700587 Injector Înaltă Presiune Mercedes C200 E200 W205 M274 M270
2700700587, A2700700487, 0261500065, 0261500066High-Speed Solenoid Actuated Inward-Opening Multi-Hole Valve-200 barCompatibilitate vehicule și motoare
| Vehicul | Motor | Ani fabricație |
|---|---|---|
| Mercedes-Benz C200 W205 2.0T | Mercedes-Benz M270 / M274 (1.6L & 2.0L BlueDIRECT Turbo) | 2014-2018 |
| Mercedes-Benz C300 W205 2.0T | Mercedes-Benz M270 / M274 (1.6L & 2.0L BlueDIRECT Turbo) | 2015-2021 |
| Mercedes-Benz E200 W213 2.0T | Mercedes-Benz M270 / M274 (1.6L & 2.0L BlueDIRECT Turbo) | 2016-2021 |
Specificații tehnice
| Specificație | Valoare |
|---|---|
| Tip sistem | Bosch HDEV5 Solenoid Multi-Hole Gasoline Direct Injector |
| Presiune de lucruSpecificație de bază | |
| Spray Pattern | Precision multi-hole asymmetrical optimized direct spray |
| Hold-down Torque | 14 N·m Fuel Rail Clamping Bolts📐 Calculator cuplu și unghi de strângere → |
| High Pressure Pipe Torque | 27 N·m Steel Line Flare Nut |
| Coil Resistance | 1.5 - 2.0 Ω at 20°C (Direct peak-and-hold circuit) |
| Coduri de eroare frecvente | P0300 (Random Misfire), P0301-P0304 (Cylinder Misfire), P0172 (Mixture Too Rich) |
| Workshop Precaution | Use Mercedes special tool W270589010700 to size new Teflon combustion chamber seal before cylinder head installation |
Pompă de înaltă presiune compatibilă (Ansamblu circuit combustibil)
Funcționează pe același circuit de înaltă presiune Common Rail. La cădere de presiune (P0087), verificați debitul pompei înainte de a înlocui injectoarele.
Instrucțiuni de montaj
- [
- {
- "step": 1,
- "title": "Depressurize Rail & Remove Intake Manifold",
- "instruction": "Depressurize fuel system using Xentry scan tool or fuel pressure release valve. Remove intake manifold assembly."
- },
- {
- "step": 2,
- "title": "Detach High-Pressure Line & Rail Fasteners",
- "instruction": "Unscrew high pressure steel line union nuts (27 N·m). Remove fuel rail hold-down bolts (14 N·m) and wiring harness connectors."
- },
- {
- "step": 3,
- "title": "Pull Injectors & Replace Teflon Ring",
- "instruction": "Extract injectors vertically. Install new Teflon combustion ring with Mercedes installation cone tool W270589010700."
- },
- {
- "step": 4,
- "title": "Seat Rail, Torque Fasteners & Leak Test",
- "instruction": "Insert injectors into head. Torque rail bolts to 14 N·m. Tighten steel line to 27 N·m. Perform ignition cycle and check for leaks."
- }
- ]
Coduri de Eroare (DTC) si Protocoale de Diagnostic
Coduri comune de eroare de diagnosticare (DTC) declansate atunci cand acest injector common rail sufera uzura, defectiuni de circuit sau abateri:
Fuel Rail / System Pressure Too Low
Excessive internal backleak from worn control valve seats drops common rail pressure below target under engine load.
Injector Circuit Malfunction / Open Circuit
Solenoid coil resistance drift (0.2-0.5 Ω) or piezo stack degradation triggers driver stage shutdown on affected cylinders.
Cylinder Misfire & Balancing Deviation
Carbon-clogged nozzle spray holes or missing IMA calibration causes uneven cylinder contribution. Recode ECM and verify washer seating.
Fuel Rail / System Pressure Too High
Spill line backpressure or stuck metering valve prevents rail depressurization, creating overpressure risks under load.
Protocoale Tehnice de Diagnosticare & Service
Proceduri verificate de atelier, praguri de testare și standarde de intervenție pentru acest ansamblu.