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BMW
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2009
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650i 2D Convertible, Automatic
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Repair and Diagnosis
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Engine Performance
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Testing & Diagnosis
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Self Diagnosis - Diagnostic Trouble Codes - DTC P1327-U1202 (N62)
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BMW Me9.2.3 (DTC P1327-U1202)
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DTC U0137, BMW Hex Code 0xCDF9, BMW Code 52729: Lost Communication With Trailer Brake Control Module (PLAUS)
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Possible Fault Causes
Possible Fault Causes
- ECU failure - Bus system failure - Defective bus controller