How to remove the choke of the big dipper?

1. First, remove the engine cover and intake pipe;

2. Unplug the power plugs of the four fuel injectors, and press the clip on the interface to unplug them. Be careful not to use brute force, but also unplug the throttle and idle motor at the same time;

3. The bracket of the fuel injector assembly is fixed with two screws, and the left and right screws of the fuel injector assembly are unscrewed;

4. Remove the assembly and take out the fuel injector.

As one of the key components of EFI engine, the performance of injector will be seriously affected. Nozzle blockage will seriously affect the performance of the car. The reason for the blockage is that carbon deposits in the engine are deposited on the fuel nozzle or impurities in the fuel block the fuel nozzle channel. After the car runs for a period of time, the fuel system will form certain deposits.