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Home >> BMW >> 2011 >> 335i 4D Sedan, Standard >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Engine Performance - Functional Description -- E90 >> Engine Performance - Functional Description >> Digital Diesel Electronics (DDE) 7.3 Control Unit >> Fault handling

Fault handling

The DDE control unit is monitored for various internal faults. If an internal fault occurs, the DDE control unit must be replaced.