Lexus es200 gas engine flameout.

Spark plug loses ignition ability, throttle valve fails, and carbon deposition will cause insufficient combustion of gasoline. According to the Pacific Auto Network.

1, the spark plug loses its ignition ability, which will cause engine jitter and unstable speed.

2. Throttle failure, leading to engine jitter and unstable speed.

3. Carbon deposition will cause insufficient combustion of gasoline, leading to engine jitter.