Various electrical problem may develop due to a failed "all activity module". Our technicians tell us that proper diagnoses is required to be sure any electrical faults are being caused by the failed module.
Car Problem Reports
Mercedes-Benz ML320 "All Activity Module" May Cause Multiple Electrical Malfunctions
Mercedes-Benz ML320 Problem
Visitor, 2001 Mercedes-Benz ML320
my breaklight bulbs are constantly burning out, the door locks are going up and down, constantly replacing light swith ESP/bas, problems with crankshaft position