One problem related to wheel rim has been reported for the 2003 Mercedes Benz E320. The most recently reported issues are listed below.
The contact owned a 2003 mercedes-benz E320. While driving 45 mph, the rear passenger side and rear ceiling air bags deployed without warning or impact. There were no injuries. The dealer diagnosed that a crack in the rim caused the air bags to deploy. The vehicle was destroyed. The manufacturer was notified of the failure. The approximate failure mileage was 140,000.