The 740 valve has a similar alarm.

Valve 740 has a similar alarm sound, which is an automobile fault alarm system. The alarm will sound when the following problems occur:

1, the spark plug loses its ignition ability.

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

3. Carbon deposition will cause insufficient combustion of gasoline, leading to engine jitter. The BMW 740 is a model under the BMW brand and belongs to the BMW 7 Series. The BMW 740 uses a 3.0-liter 340-horsepower six-cylinder turbocharged engine, matching the 8-speed automatic manual transmission. It is sold through import in China, and there is no domestic version.