23209-31110
DENSO 23209-31110 Wtryskiwacz Bezpośredni Toyota Tacoma Highlander Lexus RX350 3.5L 2GR-FKS
23250-31110, FJ1248, 842-12384--200 barZastosowanie w pojazdach i silnikach
| Pojazd | Silnik | Lata produkcji |
|---|---|---|
| Toyota Tacoma N300 | Toyota / Lexus 3.5L V6 2GR-FKS / 2GR-FXS D-4S & 2GR-FE Dual VVT-i | 2016-2023 |
| Toyota Highlander XU50 | Toyota / Lexus 3.5L V6 2GR-FKS / 2GR-FXS D-4S & 2GR-FE Dual VVT-i | 2017-2022 |
| Lexus RX350 AL20 | Toyota / Lexus 3.5L V6 2GR-FKS / 2GR-FXS D-4S & 2GR-FE Dual VVT-i | 2016-2022 |
Specyfikacja techniczna
| Parametr | Wartość |
|---|---|
| part_number | 23209-31110 |
| oem_reference | 23209-31110 |
| manufacturer | DENSO |
| system_type | Fuel Injector |
| pressure_rating | 200 bar (2900 psi) |
| operating_temperature | -40°C to +135°C |
| flange_mount_torque | 10 N-m (89 lb-in) |
| high_pressure_line_torque | 25 N-m (18 lb-ft) |
| diagnostic_dtc | P0300, P0301, P0171, P0174 |
| Ciśnienie roboczeGłówny parametr |
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
- Depressurize the fuel system completely via diagnostic scan tool or by removing the fuel pump fuse prior to line disassembly.
- Clean all surrounding bracket areas thoroughly using residue-free brake cleaner to prevent abrasive particulate ingress.
- Inspect the mechanical camshaft lobe and roller follower or clean injector bore seating surfaces before hardware alignment.
- Install component using fresh factory O-rings or Teflon combustion chamber seals lubricated only with clean motor oil.
- Torque mounting flange fasteners in alternating increments to 10 N-m (89 lb-in).
- Torque high-pressure hydraulic tube fittings using a calibrated flare nut wrench to 25 N-m (18 lb-ft).
- Prime low-pressure fuel circuit, cycle ignition key 3-4 times, and inspect for high-pressure hydraulic leaks before road test.
- Always replace single-use high-pressure metal fuel lines and micro-filter seals whenever disconnected.
- Verify camshaft driving lobe surfaces for scoring or flat spots before installing any mechanical pump.
- Reset long-term and short-term fuel trim adaptations via OBD-II diagnostic scanner after physical replacement.
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.