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Home >> BMW >> 2007 >> 750Li >> 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 P1649, BMW Hex Code 0x2B99, BMW Code 11161: Internal Control Module Random Access Memory (RAM) Writing Error (MIN) >> Remarks
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DTC P1649, BMW Hex Code 0x2B99, BMW Code 11161: Internal Control Module Random Access Memory (RAM) Writing Error (MIN): Remarks

Not possible to write to ECU flash memory. Probable reason is defective flash chip in ECU.

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