0445110263 — Frequently Asked Questions
Verified answers about the Bosch 0445110263 2.1 CDI (OM646) Common Rail Injector (Mercedes Vito / Viano W639).
What is Bosch injector 0445110263?
A Bosch solenoid common-rail diesel injector for the Mercedes OM646 2.1 CDI engine. Mercedes OE A6460700487.
Which vehicles use 0445110263?
Mercedes Vito and Viano (W639) 2.1 CDI (OM646.982/983), and related OM646 vans.
Is it solenoid or piezo?
It is a Bosch solenoid common-rail injector.
Does 0445110263 need coding?
Yes - each injector must be coded to its cylinder position with Mercedes Xentry after fitting.
What is the OE part number?
Mercedes A6460700487 references Bosch 0445110263.
How is 0445110263 different from 0445110179?
0445110179 is a related Bosch number in the same Mercedes OM646 family; always match the OE number stamped on your injector before ordering.
What are the symptoms of failure?
Rough idle, vibration, hard starting, black smoke, power loss/limp mode and an EML.
Why does my Vito or Viano run rough?
A worn or leaking injector unbalances fuelling; read live back-leakage data and bench-test the weak cylinder.
What causes these injectors to fail?
Poor fuel filtration, contamination and back-leakage wear - fix the cause first.
Does a remanufactured 0445110263 perform like new?
A properly remanufactured injector is bench-tested and recalibrated to the Bosch plan, then coded on fitment.