Ignition Problems of BMW 330

The contact owns a 2020 BMW 330i. The contact stated that while he was sleeping, the vehicle was parked outside of the garage and had started itself without the key in the ignition then drove itself and crashed into the garage door. The contact was made aware of the failure when he went inside the garage and heard the engine running but could not open the garage door. When the contact went outside, he saw that the vehicle had crashed into the garage door with the engine still running and the headlights were on. A police report was filed. The dealer was contacted but had not returned the contact's phone call. The vehicle was not diagnosed nor repaired. The manufacturer was not made aware of the failure. The failure mileage was 17,218.

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Car stalled several times at red lights. Rpm dropped with no warning. Also experience rough idling when at complete stop.

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The car (2004 330i zhp) often shudders at start up with an erratic idle and continues to do so even when warm. There are no computer fault codes and no check engine light. It feels as if it is ready to stall at any given time with severe idle fluctuations of 100-200 rpm's during stops. Problem is widespread across dozens of zhp (performance package) owners as well as many 2003 and 2004 3 series car owners, particularly those with manual transmissions.

Car stalls. Car displays erratic idle. Car engine stumle.

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Car stalls.

Erratic engine idle and stall. At idle engine rpms will drop causing a stall/stutter. This happens frequently and in all types of weather conditions. This effects all 330i zhp (performance pkg) model.