Home >> Mini >> 2009 >> Cooper Base, 2D Convertible, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Codes - With Diagnosis (N12) >> Diagnostic Trouble Codes MEV17.2 (N12) >> DTC P1680, BMW Hex Code 0x2BDF, BMW Code 11231: Electronic Throttle Control Monitor Level 2/3 ADC Processor Fault (SIG) >> Possible Fault Causes