Home >> BMW >> 2007 >> Alpina >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Codes - DTC P1230 - DTC U1135 (N62, N73) >> Me9.2.2 Engine Operating System DTCS >> DTC P3211, BMW Hex Code 0x2DDA, BMW Code 11738: CAN Message Monitoring CAS No Signal (SIG) >> System test