Buick Excelle shows high throttle voltage and flameout.

Corrosion of joints, poor contact, low voltage or non-conduction, leading to easy flameout or difficult starting of the engine.

The solution of high throttle voltage;

1, check the air intake system. Clean throttle valve, check air chamber, etc. And check whether the vacuum tube falls off or leaks. Check the electrical system, high voltage line, spark plug, ignition coil, ignition timing, etc. Check the oil supply system, electronic oil pump, oil nozzle and accelerator pump.

2. Throttle is a controllable valve, which is used to control the air entering the engine. After the air enters the intake pipe, it will be mixed with gasoline to form a combustible mixture, which will be burned to do work.

3. It is connected with the air filter at the top and the engine block at the bottom, and is called the throat of the automobile engine. Throttle is one of the most important components in EFI automobile engine system. Its upper part is the air filter room, and the lower part is the engine body, which is the throat of the automobile engine.