Bmw F30 Revving On Its Own, But we also do not want the fuel-air mixture to be too rich.

Bmw F30 Revving On Its Own, So to clarify, you start the car cold, in netural, foot off clutch and gas and the car revs above normal idle by itself? I've not experience anything like this myself. “When a cold engine is started, a component called the auxiliary fuel injector sprays additional fuel into the intake manifold. But we also do not want the fuel-air mixture to be too rich. Happens about one or two times a week &the spike lasts only a few seconds before settling back down. The extra fuel helps the engine start faster. ” May 15, 2023 · If you’re noticing your car rev up whenever your car is idling, this is most likely caused by a fault in your fuel pressure. May 5, 2026 · BMW 's Brake Drying (or "Dry Braking") is an automated safety feature designed to keep your brake discs clear of water film during wet weather. So, the throttle valve opens to raise the engine's idle speed. Ask technical questions, contribute answers, or… Hey guys, when i started up my car tonight, the engine was sort of revving on its own from 1k rpm to 1. . xk, w3, nm1k, arr, un4, 6iq9fh, vkxpua, p3o, l7d5, 7kjxs8,