06K127025D
BOSCH 06K127025D Högtryckspump VW Golf GTI R Audi S3 A4 2.0 TSI
06K127025, 06K127025J, 06K127025G, 261520197, 261520198, GDP209, 0261520197, 0261520198Integrated High-Speed Digital Flow Control Solenoid-200 barPassande fordon & motorer
| Fordon | Motor | Årsmodell |
|---|---|---|
| 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 |
Tekniska specifikationer
| Specifikation | Värde |
|---|---|
| Systemtyp | Volkswagen Group EA888 Gen 3 200-bar FSI/TSI High-Pressure Fuel System |
| ArbetstryckHuvudspec. | |
| 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 |
| Åtdragningsmoment högtrycksrör | 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 |
Matchande högtryckspump (Bränslekretsmontering)
Fungerar på samma högtrycks-common-railkrets. Vid lågt railtryck (P0087), kontrollera pumpens flöde innan injektorer byts ut.
Monteringsanvisningar
- 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.
Felkoder (DTC) och Diagnosprotokoll
Vanliga diagnosfelkoder (DTC) som aktiveras nar denna common rail-injektor uppvisar slitage, kretsfel eller kalibreringsavvikelse:
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.
Tekniska Diagnos- och Serviceprotokoll
Verifierade verkstadsrutiner, testgränsvärden och serviceinstruktioner för denna komponent.