Bosch recently tested and evaluated numerous remanufactured or rebuilt common rail fuel injectors available in the market. The Bosch team used a state-of-the-art Bosch EPS-815 test bench with Bosch patented Shot-to-Shot (SST) functionality on vehicle testing using the EPA testing protocol.

More than 50 percent failed, and presented a significant hazard to the engine if installed in a diesel comon rail system. These hazards included: