Chrysler Repair: 2000 sebrine, crank sensor, cam sensor

Question
I have a 2000 sebrine and have regularly done maintenance on it. However the code reader keeps coming up with a p1391 code and I have replaced both parts (cam sensor and crank sensor) and the code still keeps popping up. What in turn causes intermittent cam sensor and/or crank sensor so i can possibly fix that

Answer
POSSIBLE CAUSES
CKP SENSOR CIRCUIT WIRING HARNESS INTERMITTENT DEF
CMP SENSOR CIRCUIT WIRING HARNESS INTERMITTENT DEF
PULSE RING OR TARGET MAGNET DEFECTIVE
CKP SENSOR CONNECTOR TERMINALS OBSERVABLE DEF
CKP SENSOR DEFECTIVE
CMP SENSOR CONNECTOR TERMINALS OBSERVABLE DEFECT
CMP SENSOR DEFECTIVE
PCM CONNECTOR TERMINALS OBSERVABLE DEFECT (CAMSHAFT)
PCM CONNECTOR TERMINALS OBSERVABLE DEFECT (CRANKSHAFT)