DENSO
23100-0T020
Voir les spéc.
SolenoidGasoline Direct Injection (GDI)Euro 56
DENSO 23100-0T020 Pompe Haute Pression Toyota Corolla Levin C-HR 1.2T 8NR
Plateforme moteur:Toyota 1.2L Turbo DOHC 16V 8NR-FTS / 9NR-FTS D-4T →
RÉFÉRENCE OE
23100-0T010, 297500-0220, HPP0025, GDP702SOUPAPE DE COMMANDE
-NEZ D'INJECTEUR
-PRESSION DE SERVICE
200 barNORME ANTIPOLLUTIONEuro 5 / Euro 6
GARANTIE12 Mois
03
Spécifications techniques
| Spécification | Valeur |
|---|---|
| Part Number / SKU | 23100-0T020 |
| Manufacturer Brand | DENSO |
| Component Type | Mechanical High Pressure Fuel Pump (HPFP) |
| Engine Application | Toyota 1.2L Turbo DOHC 16V 8NR-FTS / 9NR-FTS D-4T |
| Pression de serviceSpéc. clé | |
| Mounting Torque (Flange / Bracket) | 21 N-m (15 lb-ft) |
| Fuel Line / Rail Torque | 25 N-m (18 lb-ft) |
| Codes défauts fréquents | P0087, P0088, P0171, P119A |
04
Conseils de montage
- Depressurize Fuel System: Pull fuel pump fuse or disconnect LPFP harness. Crank engine 5-8 seconds until it stalls to drop residual rail pressure below 5 bar.
- Clean Surrounding Cavity: Blow compressed air around cylinder head bore or pump flange cavity to prevent dirt ingress into the fuel rail.
- Lubricate & Fit Seals: Inspect Teflon combustion seals or O-rings. Coat lightly with clean motor oil (do not use grease) to avoid tearing during insertion.
- Torque to Factory Specification: Hand-thread bolts evenly. Tighten mounting fasteners to 21 N-m (15 lb-ft), and torque fuel line fittings to 25 N-m (18 lb-ft).
- Prime & Leak Check: Cycle ignition to RUN position 3 times (5 seconds each) to build low-side pressure. Inspect fittings for leaks before starting engine.
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 D'ATELIER
Protocoles Techniques de Diagnostic & Réparation
Procédures d'atelier vérifiées, seuils de test et guides d'intervention pour cet ensemble.
DIAGNOSTIC COMMON RAIL D
Lire le protocole techniqueDiagnostic Pompe Haute Pression: Code P0087 & Bosch CP4
DIAGNOSTIC COMMON RAIL D
Lire le protocole techniqueDiagnostic Régulateur Débit IMV SCV & Test P0088 CR
PROTOCOLE DE DIAGNOSTIC OBD-II
Lire le protocole techniqueGuide de diagnostic P0087 : Pression de rampe trop basse
DIAGNOSTIC TECHNIQUE COMMON RAIL
Lire le protocole technique