mercedes w140 s320L

I ONWED A MERCEDES W140 S320L THE PROBLEM IS MY ENGINE SUDDENLY STOP WHILE DRIVING AND WILL START AGAIN AFTER FEW HOURS ..IN THIS CASE IT WILL START NORMALY TOMOROOR MORNING AND HAVE CHANGE MY FUEL PUMP...BUT THE PROBLEM APPEARS AGAIN AND I DIAGNOSED AND THIS IS THE FaULT CODE APPEARS MAY I KNOW WHAT THIS CADE PROBLEM ARE AND WHAT THE SOLUTION

1/CAN: no receive form IFZ

2/02 SENSOR REGULATION MIXTURE TOO LEAN

3/02 SENSOR REGULATION MIXTURE TOO RICH