The car engine P2619 Code’s meaning is necessary to fix the car engine. By the meaning of the code, it is possible to understand the problem and solve the car engine problem fast. Probably the biggest result of injector failure is due to the injectors having excessive return flow or back leakage. This is owing to worn parts which allow extreme fuel to go through the diesel injector and to return back to the tank or fuel system. This causes a drop in rail pressure which outcomes in hard starting or not starting at all. Do not drive the car with the car engine problem.