How to exhaust Wei Chai EFI engine

Exhaust procedure of EFI diesel engine: 1. There is a manual exhaust device at the diesel pump side; 2, flameout, continuous pressure, until the oil jet; 3. Diesel EFI high-pressure rail is easy to exhaust, and the electronic control unit pump is simpler; 4. The exhaust of the high-pressure rail directly finds the oil return pipe on the fuel tank, plugs the oil return pipe with a plug made of screws, and then takes a taxi for about 10 second, and the car stops after two or three times. Quickly loosen the oil return pipe, turn off the fire and connect the oil return pipe. In the last step, it is ok to clear the fault code with Efka decoder, and all the fault lights are normal.