06K127025D
BOSCH 06K127025D Yüksek Basınç Pompası VW Golf GTI R Audi S3 2.0T
06K127025, 06K127025J, 06K127025G, 261520197, 261520198, GDP209, 0261520197, 0261520198Integrated High-Speed Digital Flow Control Solenoid-200 barUyumlu Araçlar ve Motorlar
| Araç | Motor | Model Yılları |
|---|---|---|
| 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 |
Teknik Özellikler
| Özellik | Değer |
|---|---|
| Sistem Tipi | Volkswagen Group EA888 Gen 3 200-bar FSI/TSI High-Pressure Fuel System |
| Çalışma BasıncıTemel Değer | |
| 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 |
| FUEL LINE NUT TORQUE | 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 |
Uyumlu Yüksek Basınç Pompası (Yakıt Devresi Grubu)
Aynı yüksek basınçlı Common Rail devresinde çalışır. Düşük basınç (P0087) teşhisinde enjektörleri değiştirmeden önce pompa debisini kontrol edin.
Montaj İpuçları
- 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.
Ariza Kodlari (DTC) ve Teshis Protokolleri
Bu common rail enjektorunde asinma, devre arizasi veya kalibrasyon kaymasi olustugunda tetiklenen yaygin ariza kodlari (DTC):
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.
Teknik Arıza Teşhis ve Servis Protokolleri
Bu parça grubu için doğrulanmış atölye prosedürleri, test eşik değerleri ve servis talimatları.