Catalogue / DENSO / 23100-38020
DENSO

23100-38020

Voir les spéc.
SolenoidToyota D-4S Dual Injection (Port Injection + 200-bar Direct Injection)Euro 5625

DENSO 23100-38020 Pompe Haute Pression Lexus IS F RC F LC 500 5.0L V8

Données de référence pour injecteur Common Rail Bosch 23100-38020 · OEM 23100-38021, 294000-0620 · Application Toyota/Lexus 4.6L V8 1UR-FSE / 5.0L V8 2UR-GSE D-4S Dual Injection
RÉFÉRENCE OE23100-38021, 294000-0620
SOUPAPE DE COMMANDEIntegrated Spill Control Solenoid Valve
NEZ D'INJECTEUR-
PRESSION DE SERVICE200 bar
NORME ANTIPOLLUTIONEuro 5 / Euro 6 / Tier 2 Bin 5 / LEV III
GARANTIE12 Mois
01

Injecteurs compatibles

Réf. OEM
02

Compatibilité véhicules et motorisations

VéhiculeMoteurAnnées
Lexus IS F (USE20)5.0L 32-Valve V8 2UR-GSE2008-2014
Lexus RC F (USC10)5.0L 32-Valve V8 2UR-GSE2015-2024
Lexus LC 500 (URZ100)5.0L 32-Valve V8 2UR-GSE2018-2024
Lexus LS 460 (USF40)4.6L 32-Valve V8 1UR-FSE2007-2017
03

Spécifications techniques

SpécificationValeur
Type de systèmeToyota D-4S Dual Injection 200-bar High-Pressure Mechanical Fuel Pump
Pression de serviceSpéc. clé
Pump MechanismMechanical Cam-Driven Reciprocating Single Plunger
Quantity Control ValveSpéc. clé
Couple de vis de bride de serrage21 N·m (15 lb-ft) mounting flange bolts📐 Couple & Angle de serrage →
Couple raccord tuyau haute pression30 N·m (22 lb-ft) high-pressure line union flare nut
Internal Plunger SealHigh-Durability Fuel-to-Oil Multi-Lip Barrier Seal
ManufacturerDENSO (OEM for Toyota & Lexus)
Denso Production Code294000-0620
04

Conseils de montage

  1. [
  2. {
  3. "step": 1,
  4. "title": "Depressurize D-4S Fuel System & Safe Disassembly",
  5. "instruction": "Disconnect battery ground cable. Depressurize high-pressure fuel lines by removing fuel pump fuse and cranking engine, or draining residual pressure through diagnostic port into safety container."
  6. },
  7. {
  8. "step": 2,
  9. "title": "Engine Cover, V8 Intake Duct & Sound Insulator Removal",
  10. "instruction": "Remove engine V8 appearance cover and intake air resonance ducting. Detach sound deadening foam insulating blocks enclosing the Bank 1 / Bank 2 high-pressure pump housings."
  11. },
  12. {
  13. "step": 3,
  14. "title": "High-Pressure Pipe & Low-Pressure Feed Disconnection",
  15. "instruction": "Disconnect electrical connector for the spill control solenoid. Using a line wrench, loosen high-pressure fuel outlet union nut (30 N·m). Release low-pressure supply rubber hose quick-connect clip."
  16. },
  17. {
  18. "step": 4,
  19. "title": "Camshaft Position Verification & Old Pump Extraction",
  20. "instruction": "Rotate engine crankshaft until the camshaft drive lobe is at base circle (lowest lift) to prevent excessive spring tension during unbolting. Loosen the two flange mounting bolts evenly and remove old pump."
  21. },
  22. {
  23. "step": 5,
  24. "title": "Roller Tappet Inspection & New Pump Installation",
  25. "instruction": "Inspect roller tappet in the cylinder head for scoring, pitting or flat spots. Coat new O-ring with clean engine oil. Insert Denso pump and torque mounting flange bolts progressively to 21 N·m."
  26. },
  27. {
  28. "step": 6,
  29. "title": "Fuel Line Torquing, Priming & Oil Dilution Check",
  30. "instruction": "Align high-pressure steel tube squarely and torque union nut to 30 N·m. Reconnect harness. Prime ignition to pressurize system, perform soapy water leak check, and verify engine oil dipstick for absence of gasoline smell."
  31. }
  32. ]
05

Codes de Defaut (DTC) & Protocoles de Diagnostic

Codes de defaut diagnostiques (DTC) courants déclenchés lorsque cet injecteur common rail subit une usure, des pannes de circuit ou une dérive d'étalonnage:

P0087Critical

Fuel Rail / System Pressure Too Low

Excessive internal backleak from worn control valve seats drops common rail pressure below target under engine load.

P0201 - P0208High

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.

P0300 / P0301+High

Cylinder Misfire & Balancing Deviation

Carbon-clogged nozzle spray holes or missing IMA calibration causes uneven cylinder contribution. Recode ECM and verify washer seating.

P0088High

Fuel Rail / System Pressure Too High

Spill line backpressure or stuck metering valve prevents rail depressurization, creating overpressure risks under load.

Protocoles Techniques de Diagnostic & Réparation

Procédures d'atelier vérifiées, seuils de test et guides d'intervention pour cet ensemble.

DIAGNOSTIC COMMON RAIL D

Diagnostic Pompe Haute Pression: Code P0087 & Bosch CP4

Guide diagnostic pompe haute pression common rail: dépression, limaille CP4, usure pistons, prise d

Lire le protocole technique
DIAGNOSTIC COMMON RAIL D

Diagnostic Régulateur Débit IMV SCV & Test P0088 CR

Guide diagnostic régulateur de débit IMV / SCV / ZME: vanne NO vs NF, résistance bobine, cycle PWM, dépannage P0088 / P0089 et protocole de remplacement.

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PROTOCOLE DE DIAGNOSTIC OBD-II

Guide de diagnostic P0087 : Pression de rampe trop basse

Protocole de diagnostic d

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DIAGNOSTIC TECHNIQUE COMMON RAIL

Diagnostic du clapet de décharge de rail : P0087 et calage

Guide de test du clapet de surpression de rampe commune (DBV/PRV). Diagnostic du calage à chaud, perte de pression P0087 et mesure de fuite au retour.

Lire le protocole technique