16600-5CA0A
HITACHI 16600-5CA0A Wtryskiwacz Wysokiego Ciśnienia Infiniti Q50 Q60 Nissan Z
FIJ0041, 16600-5CA0BHigh-Speed Electromagnetic Multi-Hole Micro Nozzle-200 barZastosowanie w pojazdach i silnikach
Specyfikacja techniczna
| Parametr | Wartość |
|---|---|
| Typ układu | Hitachi High-Pressure Multi-Hole Direct Gasoline Fuel Injector |
| Ciśnienie roboczeGłówny parametr | |
| Spray Pattern | Precision multi-hole fan pattern engineered for twin-turbo high-swirl combustion |
| Fuel Rail Bolt Torque | 10 N·m (flanged rail bracket retaining bolts) |
| High Pressure Pipe Torque | 28 N·m (delivery flare nut connection) |
| Coil Resistance | 1.8 - 2.2 Ω at 20°C (direct pulse solenoid circuit) |
| Typowe kody błędów | P0300 (Random Misfire), P0301-P0306 (Cylinder Misfire), P0171 (System Lean under Boost) |
| Workshop Precaution | Always fit new Teflon combustion seals with resizing tool and replace copper backup washers |
Dopasowana pompa wysokiego ciśnienia (Układ paliwowy)
Pracuje w tym samym układzie Common Rail wysokiego ciśnienia. Przy spadku ciśnienia (P0087) sprawdź wydatek pompy przed wymianą wtryskiwaczy.
Wskazówki montażowe
- [
- {
- "step": 1,
- "title": "Depressurize Fuel Rail & Remove Upper Intake Plenum",
- "instruction": "Disable low-pressure fuel pump fuse and crank engine until fuel pressure drops below 5 bar. Detach dual charge air intercooler ducting and intake manifold plenum."
- },
- {
- "step": 2,
- "title": "Disconnect Harness Plugs & Twin High Pressure Fuel Rails",
- "instruction": "Unclip wiring harness from all six direct injectors. Unscrew high pressure fuel rail retaining bolts (10 N·m) and ease fuel rails away from cylinder heads."
- },
- {
- "step": 3,
- "title": "Extract Injectors & Calibrate New Teflon Combustion Seals",
- "instruction": "Withdraw direct injectors using specialized slide puller. Clean cylinder head injector bores thoroughly and size new Teflon tip seals using calibration collet."
- },
- {
- "step": 4,
- "title": "Torque Rail Fasteners & Verify Zero High Pressure Leakage",
- "instruction": "Lubricate O-rings with clean engine oil and push injectors into position. Tighten rail bolts to 10 N·m and flare nuts to 28 N·m. Prime fuel system and inspect for leaks."
- }
- ]
Kody Bledow (DTC) i Protokoly Diagnostyczne
Typowe diagnostyczne kody usterek (DTC) wyzwalane w przypadku zuzycia, awarii obwodu lub rozkalibrowania tego wtryskiwacza common rail:
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.
Techniczne Protokoły Diagnostyki i Serwisu
Zweryfikowane procedury warsztatowe, progi pomiarowe i wytyczne serwisowe dla tego podzespołu.