Where is the crank sensor on a 07 bmw 750 li

dealer time

The Navigation unit needs to be recoded. Did you replace the unit recently?

If it is like earlier models, open trunk, move rug away from back edge, turn socket to unplug and access bulb.

did you check if the fuel pump working or not.
did you check engine pressure.
did you check if power comes to injectors.

you have found the problem your self , water leaking onto electrics , the two don't mix , get a mechanic to trace the leak

There is a reason, a faulty sensor likely in the door latch, The dealer must scan the system when this happens to confirm the problem and which part is at fault.

its the motorize lock mchanism need new one..

you will require to take the car to a dealer to resett this

press the satrt button with foor off the brake until lights turn on,close the doors and press and hold the trip button on the inst cluster,abs will come up and then go,than you will see all the diff cbs requirements on left side press button until the brakes come up and press and hold again, it should reset to ???tkm