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Home >> Nissan-Datsun >> 2021 >> Sentra SV >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (1 Of 2) >> System Description >> System >> Electric Ignition System >> System Description >> Cylinder Distinction Control

Cylinder Distinction Control

ECM distinguishes cylinder based on the combination of signals of crankshaft position sensor, intake camshaft position sensor and exhaust camshaft position sensor, and if any of sensor malfunctions distinguishes cylinder with normal sensors.

Abnormal point

Sensor to use for cylinder distinction

Crankshaft position sensor

Exhaust camshaft position sensor

Intake camshaft position sensor

  • Crankshaft position sensor
  • Exhaust camshaft position sensor

Exhaust camshaft position sensor

  • Crankshaft position sensor
  • Intake camshaft position sensor