35320-2B140
BOSCH 35320-2B140 Pompa Alta Pressione Hyundai Elantra Kia Sportage 1.6 GDI
35320-2B130, 0261520188, 0261520265Integrated Electric Flow Control Valve (FCV)-150 barSpecifiche Tecniche
| Specifica | Valore |
|---|---|
| Tipo di sistema | Bosch HDP5 Single-Piston Mechanical High Pressure Fuel Pump |
| Pressione di esercizioSpecifica Chiave | |
| Actuation Type | Camshaft tri-lobe mechanical follower driving internal piston |
| Mounting Flange Bolt Torque | 13 N·m (diagonal progressive tightening in steps) |
| High Pressure Pipe Torque | 27 N·m Flare Nut Connection |
| Flow Control Solenoid Resistance | 10.0 - 12.5 Ω at 20°C (ECU PWM duty cycle regulated) |
| Codici guasto tipici | P0087 (Fuel Rail Pressure Too Low), P0088 (Pressure Too High), P1193 (Fuel Delivery Error) |
| Workshop Precaution | Lubricate internal roller tappet with fresh motor oil prior to inserting into cylinder head housing |
Pompa alta pressione abbinata (Gruppo circuito carburante)
Funziona sullo stesso circuito ad alta pressione Common Rail. In caso di bassa pressione rail (P0087), verificare la portata della pompa prima di sostituire gli iniettori.
Istruzioni di montaggio
- [
- {
- "step": 1,
- "title": "Depressurize Fuel System & Position Camshaft",
- "instruction": "Depressurize fuel lines via fuel pump relay removal. Rotate crankshaft until camshaft pump lobe is at minimum base circle lift."
- },
- {
- "step": 2,
- "title": "Remove Steel High Pressure Pipe & Low Pressure Line",
- "instruction": "Disconnect low pressure quick-release rubber fuel hose. Disconnect steel high pressure flare nut (27 N·m) with backup counter-wrench."
- },
- {
- "step": 3,
- "title": "Unbolt HPFP Mounting Bolts & Inspect Roller Tappet",
- "instruction": "Unscrew two M6 mounting bolts alternately in half-turn increments to relieve spring preload. Inspect roller follower for surface wear."
- },
- {
- "step": 4,
- "title": "Fit New O-Ring, Torque Bolts Evenly & Test",
- "instruction": "Install new fluororubber O-ring lubricated with clean oil. Tighten mounting bolts alternately to 13 N·m. Torque steel line to 27 N·m. Start engine and check for leaks."
- }
- ]
Codici Guasto (DTC) e Protocolli Diagnostici
Codici guasto diagnostici (DTC) comuni generati quando questo iniettore common rail presenta usura, problemi ai circuiti o scostamenti:
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.
Protocolli Tecnici di Diagnosi & Assistenza
Procedure d'officina verificate, valori soglia di test e linee guida operative per questo assieme.