0445110263 vs 0445110179
How the 0445110263 (Bosch) relates to 0445110179 — Related Bosch number in the Mercedes OM646 family..
0445110263
Bosch · Solenoid · Common Rail
Bosch solenoid common-rail injector for the Mercedes OM646 2.1 CDI (OM646.982/983) fitted to the Vito and Viano (W639), and also seen on related OM646 vans. Mercedes OE A6460700487; related Bosch family number 0445110179. Each injector must be coded to its cylinder position with Mercedes Xentry after fitting. Failures are driven by poor fuel filtration, contamination and back-leakage wear. Key symptoms: Rough idle / vibration; Hard starting; Loss of power / limp mode; Black smoke. Common failure modes: Internal wear / high back-leakage; Water-in-fuel corrosion; Nozzle coking.