Code : P1396
Make : BMW
Description : P1396 BMW Crankshaft Position Sensor Segment Timing Plausibility
Possible causes :
– Faulty Crankshaft Position (CKP) Sensor
– Crankshaft Position Sensor harness is open or shorted
– Crankshaft Position Sensor circuit poor electrical connection.
Solutions :
– Carry out a Reset via CarDiag
– Choose a better quality fuel
– Check that the tank cap is securely closed
– Check the oil level and add more if it is lower than MAX
– Restart an Automatic diagnostic via CarDiag
– If the fault persists, you can check the “Possible causes” listed above : visually inspect (by yourself (tutorials to come) or by a professional) the wiring harness and the associated connectors, check for damaged components, and look for broken, bent, pushed, or corroded connector pins.

I had this code come up on my series 1 and I would like to know how I can resolve the issue the car is having