CJ5Z-9350-B
BOSCH CJ5Z-9350-B Hogedrukpomp Ford Escape Focus ST 2.0L EcoBoost
0261520140, 0261520141, LR025599, GDP204Integrated High-Speed Digital Flow Control Solenoid-150 barVoertuig- & motortoepassingen
| Voertuig | Motor | Bouwjaren |
|---|---|---|
| Ford Focus ST / Escape | Ford 2.0L & 2.3L EcoBoost (DOHC 16V GTDI Twin-Scroll Turbo) | 2013-2019 |
| Ford Fusion / Explorer | Ford 2.0L & 2.3L EcoBoost (DOHC 16V GTDI Twin-Scroll Turbo) | 2012-2020 |
| Land Rover Range Rover Evoque | Ford 2.0L & 2.3L EcoBoost (DOHC 16V GTDI Twin-Scroll Turbo) | 2012-2017 |
Technische specificaties
| Specificatie | Waarde |
|---|---|
| Systeemtype | Ford EcoBoost 150-bar High-Pressure Direct Injection System |
| WerkdrukKernspecificatie | |
| Pump Mechanism | Camshaft Multi-Lobe Actuated Single-Piston Plunger Pump |
| Mounting Flange Bolt Torque | 13 N·m (115 in-lb) flange bolts |
| FUEL LINE NUT TORQUE | 28 N·m (21 lb-ft) high-pressure delivery pipe flare nut |
| Drive Interface | Roller Tappet Bucket Lifter with Hardened Surface |
| Flow Control Solenoid | Integrated 12V Pulse-Width Modulated Solenoid Actuator |
| Manufacturer | Bosch (Tier-1 OEM for Ford Motor Company) |
| Bosch Production Number | 0261520140 / 0261520141 |
Passende hogedrukbrandstofpomp (Brandstofcircuitmontage)
Werkt op hetzelfde hogedruk-common-railcircuit. Controleer bij raildrukverlies (P0087) de pompopbrengst voordat u injectoren vervangt.
Montagetips
- Always replace the roller tappet: A worn or flat-spotted roller tappet will destroy the exhaust camshaft driving lobe, requiring complete camshaft replacement.
- Never reuse single-use high-pressure fuel pipe: Ford factory service directives require replacement of the flared steel delivery pipe whenever loosened.
- Verify low-pressure lift pump delivery: A weak tank lift pump (under 50 psi) starves the HPFP, causing cavitation and false pump failure codes.
- Inspect engine oil for fuel odor: A leaking pump plunger seal allows raw fuel into the cylinder head, diluting oil and risking turbocharger bearing failure.
Foutcodes (DTC) & Diagnoseprotocollen
Veelvoorkomende diagnostische foutcodes (DTC's) die optreden wanneer deze common rail-injector slijtage, circuitstoringen of kalibratieafwijkingen vertoont:
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.
Technische Diagnose- & Serviceprotocollen
Geverifieerde werkplaatsprocedures, testdrempels en richtlijnen voor deze component.