06K127025D
BOSCH 06K127025D Pompe Haute Pression VW Golf GTI R Audi S3 2.0 TSI
06K127025, 06K127025J, 06K127025G, 261520197, 261520198, GDP209, 0261520197, 0261520198Integrated High-Speed Digital Flow Control Solenoid-200 barCompatibilité véhicules et motorisations
| Véhicule | Moteur | Années |
|---|---|---|
| Volkswagen Golf GTI / Golf R | Volkswagen / Audi EA888 Gen 3 & Gen 3B (1.8L & 2.0L TSI / TFSI CHHB / CJXC / CYFB) | 2015-2021 |
| Audi S3 / A4 / Q5 | Volkswagen / Audi EA888 Gen 3 & Gen 3B (1.8L & 2.0L TSI / TFSI CHHB / CJXC / CYFB) | 2015-2023 |
Spécifications techniques
| Spécification | Valeur |
|---|---|
| Type de système | Volkswagen Group EA888 Gen 3 200-bar FSI/TSI High-Pressure Fuel System |
| Pression de serviceSpéc. clé | |
| Pump Mechanism | Camshaft Multi-Lobe Actuated Single-Piston Plunger Pump |
| Mounting Flange Bolt Torque | 20 N·m (15 lb-ft) cross-pattern gradual clamping torque |
| Couple raccord tuyau haute pression | 27 N·m (20 lb-ft) high-pressure steel delivery pipe flare nut |
| Drive Interface | Roller Tappet Lifter with Precision Hardened Roller |
| Flow Control Solenoid | Integrated 12V Pulse-Width Modulated Metering Valve |
| Manufacturer | Bosch (Tier-1 OEM for Volkswagen AG) |
| Bosch Production Number | 0261520197 / 0261520198 |
Pompe haute pression associée (Ensemble circuit de carburant)
Fonctionne sur le même circuit haute pression Common Rail. En cas de chute de pression (P0087), vérifier le débit de la pompe avant de remplacer les injecteurs.
Conseils de montage
- Always install a fresh roller tappet: A worn or seized roller tappet will gouge the intake camshaft drive lobe, necessitating expensive cylinder head and camshaft replacement.
- Verify engine oil for gasoline contamination: A failed internal shaft seal allows 200 bar fuel to spray directly into the cylinder head, diluting oil and risking rod bearing seizure.
- Tighten mounting bolts evenly in stages: Drawing down one bolt first cocks the internal plunger against the bore, fracturing the mounting ears or binding the piston.
- Cycle ignition to prime prior to start: Cycle key ON 3 times without cranking to pressurize the low-pressure feed circuit and bleed air from the pump chamber.
Codes de Defaut (DTC) & Protocoles de Diagnostic
Codes de defaut diagnostiques (DTC) courants déclenchés lorsque cet injecteur common rail subit une usure, des pannes de circuit ou une dérive d'étalonnage:
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.
Protocoles Techniques de Diagnostic & Réparation
Procédures d'atelier vérifiées, seuils de test et guides d'intervention pour cet ensemble.