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Home >> BMW >> 2013 >> X6 50i >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - Bank 2 (N63TU) >> Fault Code Tests >> DTC P13D6: BMW DTC 168B31; DME -- Knock Sensor 4 Circuit 'B' Low (Bank 2) >> Action in service

Action in service

Check lines and plug connections between the following components:

DME.
Knock sensor.

Replace knock sensor.

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