35320-2B140
BOSCH 35320-2B140 Yüksek Basınç Pompası Hyundai Elantra Kia Sportage 1.6 GDI
35320-2B130, 0261520188, 0261520265Integrated Electric Flow Control Valve (FCV)-150 barTeknik Özellikler
| Özellik | Değer |
|---|---|
| Sistem Tipi | Bosch HDP5 Single-Piston Mechanical High Pressure Fuel Pump |
| Çalışma BasıncıTemel Değer | |
| Actuation Type | Camshaft tri-lobe mechanical follower driving internal piston |
| Mounting Flange Bolt Torque | 13 N·m (diagonal progressive tightening in steps) |
| High Pressure Pipe Torque | 27 N·m Flare Nut Connection |
| Flow Control Solenoid Resistance | 10.0 - 12.5 Ω at 20°C (ECU PWM duty cycle regulated) |
| Tipik Arıza Kodları | P0087 (Fuel Rail Pressure Too Low), P0088 (Pressure Too High), P1193 (Fuel Delivery Error) |
| Workshop Precaution | Lubricate internal roller tappet with fresh motor oil prior to inserting into cylinder head housing |
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
- [
- {
- "step": 1,
- "title": "Depressurize Fuel System & Position Camshaft",
- "instruction": "Depressurize fuel lines via fuel pump relay removal. Rotate crankshaft until camshaft pump lobe is at minimum base circle lift."
- },
- {
- "step": 2,
- "title": "Remove Steel High Pressure Pipe & Low Pressure Line",
- "instruction": "Disconnect low pressure quick-release rubber fuel hose. Disconnect steel high pressure flare nut (27 N·m) with backup counter-wrench."
- },
- {
- "step": 3,
- "title": "Unbolt HPFP Mounting Bolts & Inspect Roller Tappet",
- "instruction": "Unscrew two M6 mounting bolts alternately in half-turn increments to relieve spring preload. Inspect roller follower for surface wear."
- },
- {
- "step": 4,
- "title": "Fit New O-Ring, Torque Bolts Evenly & Test",
- "instruction": "Install new fluororubber O-ring lubricated with clean oil. Tighten mounting bolts alternately to 13 N·m. Torque steel line to 27 N·m. Start engine and check for leaks."
- }
- ]
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.