BOSCH
9A211012800
Vedi Specifiche
SolenoidGasoline Direct Injection (GDI)Euro 56
BOSCH 9A211012800 Iniettore DFI Porsche 911 991.2 Carrera 718 3.0T 2.5T
RIFERIMENTO OE
9A211012801VALVOLA DI CONTROLLO
-POLVERIZZATORE
-PRESSIONE RAIL
200 barNORMATIVA EMISSIONIEuro 5 / Euro 6
GARANZIA12 Mesi
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Specifiche Tecniche
| Specifica | Valore |
|---|---|
| Part Number / SKU | 9A211012800 |
| Manufacturer Brand | BOSCH |
| Component Type | Direct Fuel Injector |
| Engine Application | Porsche 3.0L Twin-Turbo Flat-6 & 2.5L Flat-4 DFI DOHC 24V (9A2 / MDD.DC / MDC.JA) |
| Pressione di esercizioSpecifica Chiave | |
| Mounting Torque (Flange / Bracket) | 10 N-m (89 lb-in) |
| Fuel Line / Rail Torque | 23 N-m (17 lb-ft) |
| Codici guasto tipici | P0300, P0301, P0171, P0172 |
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Istruzioni di montaggio
- Depressurize Fuel System: Pull fuel pump fuse or disconnect LPFP harness. Crank engine 5-8 seconds until it stalls to drop residual rail pressure below 5 bar.
- Clean Surrounding Cavity: Blow compressed air around cylinder head bore or pump flange cavity to prevent dirt ingress into the fuel rail.
- Lubricate & Fit Seals: Inspect Teflon combustion seals or O-rings. Coat lightly with clean motor oil (do not use grease) to avoid tearing during insertion.
- Torque to Factory Specification: Hand-thread bolts evenly. Tighten mounting fasteners to 10 N-m (89 lb-in), and torque fuel line fittings to 23 N-m (17 lb-ft).
- Prime & Leak Check: Cycle ignition to RUN position 3 times (5 seconds each) to build low-side pressure. Inspect fittings for leaks before starting engine.
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Codici Guasto (DTC) e Protocolli Diagnostici
Codici guasto diagnostici (DTC) comuni generati quando questo iniettore common rail presenta usura, problemi ai circuiti o scostamenti:
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.
PROTOCOLLI OFFICINA
Protocolli Tecnici di Diagnosi & Assistenza
Procedure d'officina verificate, valori soglia di test e linee guida operative per questo assieme.
DIAGNOSTICA COMMON RAIL D
Leggi il protocollo tecnicoDiagnosi Valvola Dosatrice IMV SCV ZME & Test P0088
PROTOCOLLO DIAGNOSTICO OBD-II
Leggi il protocollo tecnicoGuida alla diagnosi del codice P0087: Bassa pressione rail
SOP DIAGNOSTICA OFFICINA DIESEL
Leggi il protocollo tecnicoGuida Diagnosi Bilanciamento Cilindri e Iniettori Diesel
PROTOCOLLO DI MONTAGGIO E INSTALLAZIONE
Leggi il protocollo tecnico