16600-1KT0A
BOSCH 16600-1KT0A Yüksek Basınç Enjektörü Nissan X-Trail Qashqai 2.0L MR20DD
16600-4BA0A, 0261500228High-Speed Electromagnetic Multi-Hole Micro Solenoid-200 barUyumlu Araçlar ve Motorlar
| Araç | Motor | Model Yılları |
|---|---|---|
| Nissan X-Trail T32 | Nissan 2.0L & 2.5L Direct & Port Injection (MR20DD / QR25DE / QR25DD / PR25DD) | 2014-2021 |
| Nissan Qashqai J11 | Nissan 2.0L & 2.5L Direct & Port Injection (MR20DD / QR25DE / QR25DD / PR25DD) | 2014-2021 |
| Nissan Rogue Sport | Nissan 2.0L & 2.5L Direct & Port Injection (MR20DD / QR25DE / QR25DD / PR25DD) | 2017-2022 |
Teknik Özellikler
| Özellik | Değer |
|---|---|
| Sistem Tipi | Bosch HDEV5 Multi-Hole Direct Gasoline Fuel Injector |
| Çalışma BasıncıTemel Değer | |
| Spray Pattern | Multi-hole symmetrical spray pattern optimized for high-tumble combustion chamber |
| Fuel Rail Bolt Torque | 10 N·m (flanged rail bracket retaining bolts) |
| High Pressure Line Torque | 26 N·m (steel fuel delivery line flare union) |
| Coil Resistance | 1.7 - 2.1 Ω at 20°C (direct pulse solenoid circuit) |
| Tipik Arıza Kodları | P0300 (Random Misfire), P0301-P0304 (Cylinder Misfire), P0171 (System Lean) |
| Workshop Precaution | Do not reuse Teflon combustion tip seals; clean carbon accumulation from injector ports |
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": "Relieve Fuel Line Pressure & Disconnect 12V Battery Ground",
- "instruction": "Depressurize direct injection circuit via fuel pump fuse removal. Disconnect negative battery ground."
- },
- {
- "step": 2,
- "title": "Remove Upper Intake Manifold Plenum & Resonator",
- "instruction": "Unbolt intake air resonator and throttle body ducting. Detach upper intake manifold plenum to access fuel rail."
- },
- {
- "step": 3,
- "title": "Unbolt Fuel Rail & Extract Direct Injectors",
- "instruction": "Unplug electrical connectors from injectors. Disconnect high pressure supply line (26 N·m). Remove rail mounting bolts (10 N·m) and pull injectors."
- },
- {
- "step": 4,
- "title": "Fit Fresh Teflon Seals, Reassemble & Torque Fasteners",
- "instruction": "Install new Teflon tip seal with calibration cone. Torque rail bolts to 10 N·m and flare fitting to 26 N·m. Start engine and check for fuel 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.