06F127025K
BOSCH 06F127025K Bomba Alta Presión VW Golf GTI Mk5 Audi A4 2.0 TFSI
06F127025M, 06F127025J, 06F127025H, 06F127025F, 06F127025B, 261520038, 0261520044, HPP0004, 0261520038Integrated High-Speed Digital Flow Control Solenoid (N276)-120 barAplicaciones de vehículos y motores
| Vehículo | Motor | Años |
|---|---|---|
| Volkswagen Golf GTI Mk5 / Jetta GLI | Volkswagen / Audi EA113 2.0L TFSI (BPY / AXX / BWA / CDL) | 2005-2008 |
| Audi A4 B7 / A3 8P | Volkswagen / Audi EA113 2.0L TFSI (BPY / AXX / BWA / CDL) | 2005-2008 |
| Audi TT 8J | Volkswagen / Audi EA113 2.0L TFSI (BPY / AXX / BWA / CDL) | 2007-2014 |
Especificaciones técnicas
| Especificación | Valor |
|---|---|
| Tipo de sistema | VAG EA113 Bosch HDP 120-bar High-Pressure Direct Fuel Injection |
| Presión de servicioDato clave | |
| Pump Mechanism | Intake Camshaft Driven Single-Piston Plunger Pump |
| Mounting Flange Bolt Torque | 10 N·m (89 in-lb) M6 triple-square / Torx bolts |
| High-Pressure Line Nut Torque | 27 N·m (20 lb-ft) rigid steel delivery pipe flare nut |
| Low-Pressure Union Torque | 15 N·m (11 lb-ft) threaded brass inlet fitting |
| Cam Follower Interface | DLC Flat Tappet Bucket (requires mandatory inspection/replacement) |
| Manufacturer | Bosch (Tier-1 OEM for Volkswagen AG) |
| Bosch Production Number | 0261520038 / 0261520044 |
Bomba de alta presión compatible (Ensamblaje del circuito de combustible)
Funciona en el mismo circuito de alta presión Common Rail. Al diagnosticar baja presión (P0087), verifique el caudal de la bomba antes de sustituir los inyectores.
Consejos de instalación
- Mandatory cam follower inspection: The flat bucket tappet wears through its black DLC coating; a perforated follower will grind the camshaft lobe flat, requiring camshaft replacement.
- Always replace the internal Viton sealing O-ring: Reusing the square-cut or round flange O-ring will result in oil weeping down the cylinder head timing chain housing.
- Counter-hold pump outlet fitting: Failing to support the hex adapter on the HPFP body when torquing the flare nut will crack the internal threaded aluminum boss.
- Prime before starting: Turn ignition key ON for 5 seconds three times without cranking to prime the low-pressure circuit and bleed air from the pump chamber.
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:
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.
Protocolos Técnicos de Diagnóstico y Servicio
Procedimientos de taller verificados, umbrales de prueba y pautas de servicio para este conjunto.