Car Problem Reports

Mercedes-Benz ML320 "All Activity Module" May Cause Multiple Electrical Malfunctions

Mercedes-Benz ML320 Problem
11 Reports
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Model Years Affected: 1999, 2000, 2001, 2002, 2003

Average Mileage: 131,750 mi (84,000 mi - 192,000 mi)


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.

  • 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

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