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Diagnostic Trouble Code (DTC) Information
Diagnostic trouble code (DTC) information
Condition
Diagnostic trouble code (DTC) AUM-4BFF is stored if the control module registers that there was a fault when the software was downloaded.
Possible source
- Fault when downloading new software.
Fault symptom[s]
- The rheostat does not function.
- Keypad lighting not operating.
- The carphone mute does not function.