CONTINENTAL
A2710700501
Technische Daten
SolenoidMercedes-Benz CGI Stratified/Homogeneous Direct Injection (140-bar System)Euro 56
MERCEDES A2710700501 Hochdruckpumpe C250 SLK250 E250 1.8L Turbo M271
Motorenplattform:Mercedes-Benz M271 EVO (1.8L CGI Turbo M271.820 / M271.860) →
OE-REFERENZ
A2710700401, 2710700501, 2710700401, 5WK97000STEUERVENTIL
Integrated Pulse-Width Modulated Quantity Control SolenoidEINSPRITZDÜSE
-BETRIEBSDRUCK
140 barABGASNORMEuro 5 / Euro 6 / LEV II
GARANTIE12 Monate
02
Fahrzeug- und Motorverwendung
| Fahrzeug | Motor | Baujahre |
|---|---|---|
| Mercedes-Benz C250 CGI W204 | Mercedes-Benz M271 EVO (1.8L CGI Turbo M271.820 / M271.860) | 2012-2015 |
| Mercedes-Benz SLK250 R172 | Mercedes-Benz M271 EVO (1.8L CGI Turbo M271.820 / M271.860) | 2012-2016 |
| Mercedes-Benz E250 CGI W212 | Mercedes-Benz M271 EVO (1.8L CGI Turbo M271.820 / M271.860) | 2009-2016 |
03
Technische Daten
| Spezifikation | Wert |
|---|---|
| Systemtyp | Mercedes-Benz CGI 140-bar High-Pressure Direct Injection System |
| BetriebsdruckKernwert | |
| Drive Interface | Exhaust Camshaft Driven Multi-Lobe Mechanical Plunger Interface |
| Mounting Bolt Torque | 10 N·m (89 in-lb) Torx E10 fasteners |
| High-Pressure Line Flare Nut | 25 N·m (18 lb-ft) steel fuel delivery line union |
| Internal Seal Architecture | Multi-Lip Reinforced Fuel Plunger Barrier Diaphragm |
| Manufacturer | Continental Automotive (Tier-1 OEM for Mercedes-Benz AG) |
| Continental Production Number | 5WK97000 |
04
Einbauhinweise
Hinweise & Warnungen:
- Inspect engine oil immediately for fuel dilution: Internal diaphragm leakage allows unburnt gasoline into the cylinder head, diluting oil, raising dipstick level, and ruining rod bearings.
- Always change engine oil and filter: If fuel odor is detected on the dipstick or P0087 was stored, perform an immediate complete engine oil and filter service.
- Counter-hold pump outlet fitting: Never torque high-pressure flare line without securing the pump housing fitting with a counter-holding wrench.
- Prime fuel circuit prior to ignition: Switch ignition ON for 10 seconds without starting to prime low-pressure feed and purge air pockets from the pump.
05
Fehlercodes (DTC) & Diagnoseprotokolle
Häufige Diagnose-Fehlercodes (DTCs), die ausgelöst werden, wenn dieser Common-Rail-Injektor Verschleiß, Schaltkreisfehler oder Kalibrierungsabweichungen aufweist:
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.
WERKSTATT-LEITFÄDEN
Technische Diagnose- & Service-Protokolle
Verifizierte Prüfverfahren, Fehlercode-Grenzwerte und Werkstatt-SOPs für diese Baugruppe.
COMMON-RAIL WERKSTATT-DIAGNOSE
Technischen Leitfaden lesenHochdruckpumpe Diagnose: P0087 Fehler & Bosch CP4 Test
COMMON-RAIL WERKSTATT-DIAGNOSE
Technischen Leitfaden lesenZumesseinheit ZME IMV SCV Diagnose: P0088 Fehlertest
OBD-II-DIAGNOSEPROTOKOLL
Technischen Leitfaden lesenDiagnoseleitfaden P0087: Raildruck zu niedrig
COMMON-RAIL WERKSTATT-DIAGNOSE
Technischen Leitfaden lesen