23209-24010
DENSO 23209-24010 Iniettore Alta Pressione Toyota RAV4 Camry Lexus 2.0L M20A D-4S
23290-24010, 297500-0120High-Speed Solenoid Actuated Multi-Hole Direct Injection Nozzle-200 barApplicazioni Veicolo e Motore
| Veicolo | Motore | Anni |
|---|---|---|
| Toyota RAV4 V 2.0L | Toyota / Lexus 2.0L & 2.5L Dynamic Force D-4S (A25A-FKS / A25A-FXS / M20A-FKS) | 2019-2024 |
| Toyota Camry VIII 2.0L | Toyota / Lexus 2.0L & 2.5L Dynamic Force D-4S (A25A-FKS / A25A-FXS / M20A-FKS) | 2018-2024 |
| Lexus ES 200 2.0L | Toyota / Lexus 2.0L & 2.5L Dynamic Force D-4S (A25A-FKS / A25A-FXS / M20A-FKS) | 2019-2024 |
Specifiche Tecniche
| Specifica | Valore |
|---|---|
| Tipo di sistema | Denso Multi-Hole High Pressure Direct Gasoline Injector |
| Pressione di esercizioSpecifica Chiave | |
| Spray Pattern | 6-hole optimized high-atomization direct combustion spray |
| Hold-down Torque | 21 N·m Fuel Rail Clamping Bolts📐 Calcolatore Coppia e Angolo → |
| High Pressure Pipe Torque | 32 N·m Steel Line Flare Nut |
| Coil Resistance | 1.7 - 2.1 Ω at 20°C (Direct peak-and-hold circuit) |
| Codici guasto tipici | P0300 (Random Misfire), P0301-P0304 (Cylinder Misfire), P0171 (System Lean) |
| Workshop Precaution | Always lubricate upper O-rings with clean engine oil and install new Teflon combustion seal ring before mounting |
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 Rail & Remove Engine Cover",
- "instruction": "Depressurize fuel line using Toyota Techstream scan tool or fuel pump fuse removal. Remove engine beauty cover."
- },
- {
- "step": 2,
- "title": "Disconnect High-Pressure Delivery Pipe",
- "instruction": "Loosen steel fuel line union nuts (32 N·m). Detach direct injector wiring connectors and clamp retaining bolts (21 N·m)."
- },
- {
- "step": 3,
- "title": "Extract Injectors & Replace Teflon Seals",
- "instruction": "Carefully remove direct injectors from cylinder head ports. Install new Teflon seals using SST expander and sizing tool."
- },
- {
- "step": 4,
- "title": "Torque Retaining Bolts & Reconnect Steel Pipe",
- "instruction": "Press injectors firmly into head. Tighten rail clamp bolts to 21 N·m. Tighten high pressure pipe to 32 N·m. Verify zero leaks upon engine start."
- }
- ]
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.