RepairPal Certified shops can diagnose and repair your 2006 Mercedes-Benz ML350. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
This is the Ambient Air Temp Sensor for the Climate Control System. It is on the front of the vehicle. Did you bump the front bumper by chance? That will ruin this sensor.
thx for the response. I had tires rotated and the code appeared. Where on the bumber is the sensor located?