BOSCH
04E127025G
Ver especificaciones
SolenoidBosch / VW 200-bar Direct Petrol Injection (TSI/TFSI)Euro 6
BOSCH 04E127025G Bomba Alta Presión VW Golf 7 Passat Audi A3 1.4
Plataforma de motor:Volkswagen / Audi EA211 1.4L & 1.5L TSI / TFSI (CZDA / CZEA / CHPA / DADA) →
REFERENCIA OE
04E127025D, 0261520261, 0261520262, HPP0021VÁLVULA DE CONTROL
Integrated Fuel Metering Solenoid Valve N290TOBERA
-PRESIÓN DE RAIL
200 barNORMA EMISIONESEuro 6 / ULEV II
GARANTÍA12 Meses
02
Aplicaciones de vehículos y motores
| Vehículo | Motor | Años |
|---|---|---|
| Volkswagen Golf Mk7 / Jetta / Passat / Tiguan | Volkswagen / Audi EA211 1.4L & 1.5L TSI / TFSI (CZDA / CZEA / CHPA / DADA) | 2013-2020 |
| Audi A3 8V / Q3 8U | Volkswagen / Audi EA211 1.4L & 1.5L TSI / TFSI (CZDA / CZEA / CHPA / DADA) | 2013-2019 |
03
Especificaciones técnicas
| Especificación | Valor |
|---|---|
| Presión de servicioDato clave | |
| Pump Technology | Single Plunger Mechanical Camshaft-Driven HPFP |
| Flow Control | Integrated Solenoid Fuel Metering Valve (N290) |
| Mounting Flange Torque | 20 N·m |
| High Pressure Line Torque | 27 N·m |
| Drive Type | Intake Camshaft Tri-Lobe Drive with Roller Tappet |
| Fuel Type | Gasoline / Premium Unleaded Direct Injection |
| OE Cross References | 04E127025G, 04E127025B, 04E127025D, 0261520261, 0261520262 |
| Failure Symptoms | Long crank on warm engine, P0087 low rail pressure, hesitation under load, limp mode |
| Diagnostic Test | Measure LPFP lift pressure (4-7 bar) vs HPFP peak rail pressure (140-200 bar) |
ENSAMBLAJE DE CIRCUITO
Inyectores de combustible compatibles (Ensamblaje del circuito de combustible)
Alimentado directamente por esta bomba de alta presión. Verifique el retorno de combustible si la presión del raíl no sube al arrancar.
BOSCHAjuste exacto de motor y chasis
04E906036ARGasoline Direct Injection (GDI) • 200 bar
🚙 Audi A3 (8V) / Q3 (8U) (CHPA)
BOSCHAjuste exacto de motor y chasis
04E906036EGasoline Direct Injection (GDI) • 200 bar
🚙 Audi A3 (8V) / Q3 (8U) (CHPA)
BOSCHAjuste exacto de motor y chasis
04E906036QGasoline Direct Injection (GDI) • 200 bar
🚙 Engine Code CHPA
BOSCHAjuste exacto de motor y chasis
05E906036CGasoline Direct Injection (GDI) • 350 bar
🚙 Engine Code CHPA
04
Consejos de instalación
- [
- "Disconnect 12V battery and relieve high-pressure fuel system residual pressure via scan tool or low-pressure port.",
- "Disconnect electrical connector from fuel metering valve N290 and unthread low-pressure feed hose.",
- "Counter-hold fitting and loosen high-pressure steel rail flare nut using a flare nut wrench.",
- "Evenly back out the two M6 mounting bolts half a turn at a time to prevent uneven spring tilting pressure.",
- "Inspect roller tappet in the cylinder head bore for scuffing, flat spotting, or excessive play; replace if worn.",
- "Lubricate new O-ring with clean motor oil, seat pump squarely, and torque mounting bolts alternately to 20 N·m.",
- "Hand-thread high-pressure line flare nut until seated, then torque precisely to 27 N·m; reconnect N290 plug.",
- "Cycle ignition to pressurize low-pressure circuit, verify zero fuel leaks around fittings, and clear stored DTCs."
- ]
05
Codigos de Falla (DTC) y Protocolos de Diagnostico
Codigos de falla de diagnostico (DTC) comunes que se activan cuando este inyector common rail experimenta desgaste, fallas de circuito o desbalance:
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.
PROTOCOLOS DE TALLER
Protocolos Técnicos de Diagnóstico y Servicio
Procedimientos de taller verificados, umbrales de prueba y pautas de servicio para este conjunto.
DIAGNÓSTICO COMMON RAIL EN TALLER
Leer protocolo técnicoDiagnóstico Bomba Alta Presión: Código P0087 y Bosch CP4
DIAGNÓSTICO TÉCNICO COMMON RAIL
Leer protocolo técnicoDiagnóstico Válvula Dosificadora IMV SCV y Test P0088
PROTOCOLO DE DIAGNÓSTICO OBD-II
Leer protocolo técnicoGuía de diagnóstico de baja presión en el raíl DTC P0087
DIAGNÓSTICO TÉCNICO COMMON RAIL
Leer protocolo técnico