One problem related to check engine light on has been reported for the 2012 BMW 750. The most recently reported issues are listed below.
The contact owns a 2012 BMW 750li. While driving approximately 35 mph, the vehicle shook violently, stalled, and the check engine warning light illuminated. The failure recurred numerous times. The vehicle was towed to a dealer where it was diagnosed that the fuel injector needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 20,000.