A: 1. Unplug the injector connector and the idle control valve on the fuel distribution pipe;
2. Remove the intake hose and throttle connection;
3. Unplug the oil return pipe on the fuel distribution pipe;
4. Because there is fuel pressure in the inlet pipe, the oil pipe should be covered with a clean old cloth to prevent fuel splashing and remove the oil inlet pipe;
5. Unplug the vacuum tube of the fuel pressure regulator;
6. Remove the hexagon socket head screw connecting the idle speed regulating valve connecting body and the air inlet branch pipe, and remove the idle speed control valve and the connecting body together;
7. Remove the fixing bolts of the injector bracket on the fuel distribution pipe
8. Remove the hexagonal fixing bolts of the fuel distribution pipe
9. Unplug the fuel distribution pipe from the cylinder together with the injector
10. Remove the link retainer of the injector and fuel distribution pipe and pull the injector from the fuel distribution pipe.