P1391 Nissan Wheel Speed Sensor 1, G-Sensor Circuit Performance
Possible causes
– Timing belt or chain stretched or jumped
– Faulty Camshaft Position (CMP) Sensor
– Camshaft Position (CMP) Sensor harness is open or shorted
– Camshaft Position (CMP) Sensor circuit poor electrical connection.
– Faulty Camshaft Position (CMP) Sensor
– Camshaft Position (CMP) Sensor harness is open or shorted
– Camshaft Position (CMP) Sensor circuit poor electrical connection.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1391 Nissan Description
The ECM detected the actual Camshaft Position Sensor (CMP) position disagreed with the expected CMP level.
Nissan Vehicle:Nissan 370Z,Nissan Altima,Nissan Armada,Nissan Frontier,Nissan GT-R,Nissan Juke,Nissan Maxima,Nissan Murano,Nissan Pathfinder,Nissan Quest,Nissan Rogue,Nissan Sentra,Nissan Titan,Nissan Versa,Nissan Xterra,