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Home >> Nissan-Datsun >> 2011 >> Sentra SE-R >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Component Testing (MR20DE) (Except CALIFORNIA) >> Ignition Signal >> Component Description >> Ignition Coil&Power Transistor

Ignition Coil&Power Transistor

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The ignition signal from the ECM is sent to and amplified by the power transistor. The power transistor turns ON and OFF the ignition coil (1) primary circuit. This ON/OFF operation induces the proper high voltage in the coil secondary circuit.

Fig 1: Location Of Ignition Coil Connectors
G07140247Courtesy of NISSAN MOTOR CO., U.S.A.
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