BOSCH
06H127025K
Voir les spéc.
SolenoidBosch HDP5 / HDP6 Gasoline Direct Injection High-Pressure Pump (200 bar)Euro 5
BOSCH 06H127025K Pompe Haute Pression VW Golf 6 GTI Passat Audi A4 B8 2.0 TSI EA888 Gen 2
RÉFÉRENCE OE
06H127025Q, 06H127025P, 06H127025M, 0261520055SOUPAPE DE COMMANDE
-NEZ D'INJECTEUR
-PRESSION DE SERVICE
200 barNORME ANTIPOLLUTIONEuro 5 / ULEV II
GARANTIE12 Mois
02
Compatibilité véhicules et motorisations
| Véhicule | Moteur | Années |
|---|---|---|
| Volkswagen Golf VI GTI 2.0 TSI | Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) | 2009-2013 |
| Audi A4 B8 2.0 TFSI | Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) | 2008-2015 |
| Audi Q5 8R 2.0 TFSI | Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) | 2009-2015 |
03
Spécifications techniques
| Spécification | Valeur |
|---|---|
| part_number | 06H127025K |
| oem_reference | 06H127025K |
| manufacturer | BOSCH |
| system_type | High Pressure Fuel Pump |
| pressure_rating | 200 bar (2900 psi) |
| operating_temperature | -40°C to +135°C |
| flange_mount_torque | 20 N-m (15 lb-ft) |
| high_pressure_line_torque | 27 N-m (20 lb-ft) |
| diagnostic_dtc | P0087, P0088, P2293, P0300 |
| Pression de serviceSpéc. clé |
ENSEMBLE SYSTÈME
Injecteurs de carburant associés (Ensemble circuit de carburant)
Alimenté directement par cette pompe haute pression. Vérifier le débit de retour des injecteurs si la pression de rail ne monte pas au démarrage.
BOSCHCorrespondance moteur & châssis exacte
06H906036QGasoline Direct Injection (GDI) • 150 bar
🚙 Audi A4 (B8) (CAEB)
BOSCHCorrespondance moteur & châssis exacte
06J906036NGasoline Direct Injection (GDI) • 150 bar
🚙 Audi A4 (B8) (CAEB)
BOSCHCorrespondance moteur & châssis exacte
06H906036GGasoline Direct Injection (GDI) • 150 bar
🚙 Engine Code CAEB
04
Conseils de montage
- Depressurize the fuel system completely via diagnostic scan tool or by removing the fuel pump fuse prior to line disassembly.
- Clean all surrounding bracket areas thoroughly using residue-free brake cleaner to prevent abrasive particulate ingress.
- Inspect the mechanical camshaft lobe and roller follower or clean injector bore seating surfaces before hardware alignment.
- Install component using fresh factory O-rings or Teflon combustion chamber seals lubricated only with clean motor oil.
- Torque mounting flange fasteners in alternating increments to 20 N-m (15 lb-ft).
- Torque high-pressure hydraulic tube fittings using a calibrated flare nut wrench to 27 N-m (20 lb-ft).
- Prime low-pressure fuel circuit, cycle ignition key 3-4 times, and inspect for high-pressure hydraulic leaks before road test.
Conseils & Avertissements :
- Always replace single-use high-pressure metal fuel lines and micro-filter seals whenever disconnected.
- Verify camshaft driving lobe surfaces for scoring or flat spots before installing any mechanical pump.
- Reset long-term and short-term fuel trim adaptations via OBD-II diagnostic scanner after physical replacement.
05
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:
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.
PROTOCOLES D'ATELIER
Protocoles Techniques de Diagnostic & Réparation
Procédures d'atelier vérifiées, seuils de test et guides d'intervention pour cet ensemble.
DIAGNOSTIC COMMON RAIL D
Lire le protocole techniqueDiagnostic Pompe Haute Pression: Code P0087 & Bosch CP4
DIAGNOSTIC COMMON RAIL D
Lire le protocole techniqueDiagnostic Régulateur Débit IMV SCV & Test P0088 CR
PROTOCOLE DE DIAGNOSTIC OBD-II
Lire le protocole techniqueGuide de diagnostic P0087 : Pression de rampe trop basse
DIAGNOSTIC TECHNIQUE COMMON RAIL
Lire le protocole technique