Bosch 0432191796 Fuel Injector Assembly

The Bosch 0432191796 is a solenoid-actuated common rail fuel injector designed for high-pressure direct injection diesel systems. It operates at system pressures up to 1800 bar, delivering precise fuel metering and atomization for Euro III to Euro V emission compliance. This injector assembly serves as original equipment for Dongfeng Cummins B, C, ISB, ISDe, and ISLe engine series, widely deployed in Dongfeng Tianlong, Tianjin, Dali Shen, and Dolica commercial vehicle platforms. The nozzle assembly utilizes a multi-hole DLC-coated needle valve for enhanced durability against abrasive fuel contaminants. Key OEM cross-references include Cummins 3980511, 3973059, and 4954434. Bosch remanufactured exchange variant is referenced as 0 986 430 189. Service repair kits such as FOOZC99043 and nozzle DLLA145P2168 are available for maintenance overhaul. Installation requires high-pressure connector torque specification of 25-30 Nm and leak-off line verification.