BOSCH
A2820700001
Vezi specificațiile
SolenoidMercedes-Benz / Renault Alliance 250 Bar Direct Injection SystemEuro 6330
BOSCH A2820700001 Pompă Înaltă Presiune Mercedes Clasa A CLA Renault 1.3 TCe
Platformă motor:Mercedes-Benz M282 / Renault-Nissan H5Ht HR13DDT (1.3L Turbo) →
COD OE
16630-7214R, 16630-6F60A, 0261520443SUPAPĂ DE COMANDĂ
Integrated High-Speed Digital Flow Control ValveDUZĂ PULVERIZATOR
-PRESIUNE ÎN RAMPĂ
250 barNORMĂ POLUAREEuro 6d / Tier 3 Bin 30
GARANȚIE12 Luni
02
Compatibilitate vehicule și motoare
| Vehicul | Motor | Ani fabricație |
|---|---|---|
| Mercedes-Benz A-Class W177 A200 | 1.33L Turbo M282 120kW | 2018-2023 |
| Renault Megane IV 1.3 TCe | 1.3L TCe H5Ht 103kW | 2018-2023 |
| Nissan Qashqai II 1.3 DIG-T | 1.3L HR13DDT 118kW | 2018-2023 |
03
Specificații tehnice
| Specificație | Valoare |
|---|---|
| Tip sistem | Bosch HDP5 Compact Mechanical High Pressure Fuel Pump |
| Presiune de lucruSpecificație de bază | |
| Actuation Type | Exhaust camshaft eccentric cam profile driving compact plunger |
| Mounting Flange Bolt Torque | 10 N·m (flanged Torx screws tightened progressively) |
| High Pressure Pipe Torque | 26 N·m Flare Nut Connection |
| SOLENOID RESISTANCE | 9.5 - 12.0 Ω at 20°C (ECU digital metering valve) |
| Coduri de eroare frecvente | P0087 (Fuel Rail Pressure Too Low), P0088 (Rail Pressure Too High), P0001 (Fuel Volume Regulator Circuit) |
| Workshop Precaution | Clean high pressure pipe flared ends thoroughly; replace intermediate sealing ring to avoid micro-leaks |
04
Instrucțiuni de montaj
- [
- {
- "step": 1,
- "title": "Vent High Pressure Rail & Remove Engine Cover",
- "instruction": "Depressurize fuel injection system using diagnostic tool or fuel pump fuse isolation. Remove plastic acoustic engine top cover."
- },
- {
- "step": 2,
- "title": "Disconnect Fuel Delivery Lines & Solenoid Plug",
- "instruction": "Unplug electrical control valve connector. Disconnect low pressure fuel feed hose clamp and undo steel high pressure line union nut (26 N·m)."
- },
- {
- "step": 3,
- "title": "Unfasten Mounting Bolts & Inspect Cam Tappet",
- "instruction": "Loosen mounting bolts (10 N·m) evenly in half-turn steps. Lift off pump and inspect camshaft follower bucket for scoring or excessive play."
- },
- {
- "step": 4,
- "title": "Install New O-Ring, Torque Fasteners & Verify Sealing",
- "instruction": "Install replacement O-ring with engine oil coating. Torque mounting bolts to 10 N·m. Tighten high pressure pipe to 26 N·m. Perform engine dry crank, start and inspect for leaks."
- }
- ]
05
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:
P0087Critical
Fuel Rail / System Pressure Too Low
Excessive internal backleak from worn control valve seats drops common rail pressure below target under engine load.
P0201 - P0208High
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.
P0300 / P0301+High
Cylinder Misfire & Balancing Deviation
Carbon-clogged nozzle spray holes or missing IMA calibration causes uneven cylinder contribution. Recode ECM and verify washer seating.
P0088High
Fuel Rail / System Pressure Too High
Spill line backpressure or stuck metering valve prevents rail depressurization, creating overpressure risks under load.
PROTOCOALE DE ATELIER
Protocoale Tehnice de Diagnosticare & Service
Proceduri verificate de atelier, praguri de testare și standarde de intervenție pentru acest ansamblu.
DIAGNOSTICARE COMMON RAIL ÎN ATELIER
Citește protocolul tehnicDiagnostic Pompă Înaltă Presiune: Cod P0087 și Bosch CP4
DIAGNOZĂ COMMON RAIL DE ATELIER
Citește protocolul tehnicDiagnostic Supapă de Dozaj IMV SCV ZME & Test P0088
PROTOCOL DE DIAGNOSTICARE OBD-II
Citește protocolul tehnicGhid de diagnosticare P0087: Presiune scăzută în rampa comună (Rail)
DIAGNOZĂ DE ATELIER COMMON RAIL
Citește protocolul tehnic