If my c240 Mercedes 2001 keep shut in off when I drive it And itsais I need anew crank or my car ain't cranking do I need a new battery or a crank

What is your question?

Car shits off whole I drive car doesn't crank

What makes this problem better or worse?

I recharge battery I works fo a second then shut down

How long has your 2001 Mercedes-Benz C240 had this problem?

Two weeks