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Home >> BMW >> 2012 >> X6 50i >> Repair and Diagnosis >> External Pages >> Different car >> Section 1998 (Self Diagnosis - Diagnostic Trouble Codes - DTC P0035 - DTC P0480 (N63 & S63)) >> Diagnostic Trouble Codes (DTCS) MSD85 - Bn2020 >> DTC P3026, BMW Hex Code 0x12B501, BMW Code 1225985: O2 Sensor Temperature Measurement Operating Temperature not Reached (Bank 1 Sensor 1) >> Possible Fault Causes

Possible Fault Causes

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-Defect in wiring harness to pre-catalyst oxygen sensor

-Oxygen sensor before catalytic converter defective

-Defective DME

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