ENGINE FAMILY SPECIFICATIONBOSCH COMMON RAILEuro 4 / Euro 5

Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L) Diesel Injector
Cross-Reference & Technical Specs

Authoritative technical specifications, verified Bosch part numbers, control valve stamping codes, nozzle spray orifices, and hold-down tightening torque for the Mercedes-Benz OM646 diesel engine family.

Primary OEMBOSCH
Control ValveF00VC01328
Nozzle CodeDLLA153P1246
Peak Pressure1,600 bar peak
Hold-Down Torque7 N·m + 90°
01

All Verified Part Numbers for Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)

The following 6 common-rail injector assemblies are calibrated for this engine family. Click any SKU to view individual test bench flow curves, sister cross-references, and vehicle applications.

Part Number (SKU)Primary OE ReferenceControl ValveNozzle Code
A6460700187, A6460700287, A6470700187F00VC01328DLLA153P1246
A6480700187, 6480700187F00VC01328DLLA153P1270
A6460701487, 6460701487, A6460701187Integrated Piezo Actuator (CRI3)F00VX20017
A6110701187, A6110701287, A6470700187F00VC01051DSLA154P1320
6460700187, A6460700187, A646070018780F00VC01328DLLA153P1246
A6480700187, 6480700187, A64807001870080F00VC01328DLLA153P1270
02

Verified Vehicle Compatibility

Make / ManufacturerVehicle Model & PlatformEngine SpecificationModel Years
Mercedes-BenzVito (W639) 111 CDI / 115 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2003-2014
Mercedes-BenzViano (W639) CDI 2.0 / 2.2Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2003-2014
Mercedes-BenzClasse E (W211) 200 CDI / 220 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2002-2009
Mercedes-BenzSprinter (T1N) 316 CDI / 416 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2000-2006
Mercedes-BenzE-Class (W211) E 200 CDI / E 220 CDI / E 270 CDI / E 280 CDI / E 320 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2002-2006
Mercedes-BenzE-Class T-Model (S211) E 220 CDI / E 270 CDI / E 280 CDI / E 320 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2003-2006
Mercedes-BenzS-Class (W220) S 320 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2002-2004
Mercedes-BenzC-Class (W203) C 220 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2004-2007
Mercedes-BenzCLK (C209) 220 CDI / 270 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2002-2005
Mercedes-BenzSprinter II (NCV3, 4-/5-cylinder variants)Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2006-2009
Mercedes-BenzSprinter 209/211/213/309/311/313/411/509/511 CDI (W906)Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2006-2009
Mercedes-BenzVito 109/111 CDI (W639)Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2006-2010
Mercedes-BenzViano CDI 2.0 / 2.2 (W639)Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2006-2010
Mercedes-BenzE270 CDI (W210 / W211)Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)1999-2005
Mercedes-BenzML270 CDI (W163)Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)1999-2005
Mercedes-BenzC270 CDI (W203)Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2000-2005
Mercedes-BenzSprinter 216 CDI / 316 CDI / 416 CDI (T1N)Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2000-2006
Mercedes-BenzVito W639 109 CDI / 111 CDI / 115 CDI 2.2Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2003-2010
Mercedes-BenzViano W639 CDI 2.0 / 2.2Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2003-2010
Mercedes-BenzC-Class W203 / S203 / CL203 C 200 CDI / C 220 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2003-2007
Mercedes-BenzE-Class (W211 / S211) E 200 CDI / E 220 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2002-2006
Mercedes-BenzE-Class (W211 / S211) E 270 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2002-2005
Mercedes-BenzE-Class (W211 / S211) E 280 CDI / E 320 CDIMercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)2002-2006
03

Installation, Tightening Torque & Re-torque Protocol

Strict torque compliance is mandatory on Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L) common-rail cylinder heads. Over-torquing stretches the injector body or strips the head clamping threads, while under-torquing allows combustion blow-by past the copper sealing washer:

🔧 Recommended Assembly Torques:
  • Hold-down clamp bolt: 7 N·m + 90° (cold state). Always clean the cylinder head recess with an injector seat reamer.
  • High-pressure rail flare nut: 25-30 N·m using a dedicated 17 mm line wrench.
  • Return leak-off banjo bolt: 9-12 N·m with fresh copper washers on both sides of the banjo union.
⚠️ ECU IMA Coding Requirement:

After fitting replacement injectors on Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L), generate or program the cylinder-specific IMA calibration code into the engine ECU using an OEM-level scan tool (Bosch KTS, Renault CLIP, or VAG-COM) to prevent cylinder power imbalance and rough idle.

04

Technical Diagnostics FAQ for Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)

What DTC fault codes indicate a failing injector on Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L)?

The most frequent fault codes are P0201 through P0204 (Injector Circuit Malfunction on Cylinders 1-4), P2146/P2149 (Injector Group Supply Voltage Error), and P0087 (Fuel Rail Pressure Low due to excessive internal leak-off). Measure solenoid coil resistance across the pins (0.5-1.5 Ω) and perform a graduated-bottle dynamic leak-back test to pinpoint the leaking cylinder.

Can sister SKUs within the Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L) family be interchanged?

Not unless explicitly confirmed on the vehicle build plate. While sister SKUs share the same physical outer envelope and F00VC01328 control valve, they differ in nozzle spray orifice angle and factory IMA flow calibration. Mixing sister SKUs on the same engine block can trigger rough idle, elevated exhaust gas temperatures (EGT), and MOT emissions failure.

Which specific Bosch injectors fit the Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L) engine?

The verified genuine Bosch common-rail injectors engineered for the Mercedes-Benz OM646 / OM647 / OM648 CDI (2.2L & 2.7L) engine family are: