35320-2G740
BOSCH 35320-2G740 Yüksek Basınç Pompası Hyundai Sonata Santa Fe Kia K5 2.0T Turbo
GDP228--150 barTeknik Özellikler
| Özellik | Değer |
|---|---|
| Part Number / SKU | 35320-2G740 |
| Manufacturer Brand | BOSCH |
| Component Type | Mechanical High Pressure Fuel Pump (HPFP) |
| Engine Application | Hyundai/Kia 2.0L Turbocharged GDI DOHC 16V I4 (Theta II 2.0T / G4KH) |
| Çalışma BasıncıTemel Değer | |
| Mounting Torque (Flange / Bracket) | 13 N-m (115 lb-in) |
| Fuel Line / Rail Torque | 30 N-m (22 lb-ft) |
| Tipik Arıza Kodları | P0087, P0088, P0171, P0016 |
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
- Depressurize Fuel System: Pull fuel pump fuse or disconnect LPFP harness. Crank engine 5-8 seconds until it stalls to drop residual rail pressure below 5 bar.
- Clean Surrounding Cavity: Blow compressed air around cylinder head bore or pump flange cavity to prevent dirt ingress into the fuel rail.
- Lubricate & Fit Seals: Inspect Teflon combustion seals or O-rings. Coat lightly with clean motor oil (do not use grease) to avoid tearing during insertion.
- Torque to Factory Specification: Hand-thread bolts evenly. Tighten mounting fasteners to 13 N-m (115 lb-in), and torque fuel line fittings to 30 N-m (22 lb-ft).
- Prime & Leak Check: Cycle ignition to RUN position 3 times (5 seconds each) to build low-side pressure. Inspect fittings for leaks before starting engine.
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.