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Home >> Kia >> 2017 >> Rio SX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) >> DTC P0620: Alternator Control Circuit >> General Information >> Signal Waveform & Data

Signal Waveform & Data

Fig 1: Screen Display - Idle Status
G11847735Courtesy of KIA MOTORS AMERICA, INC.
Fig 2: Screen Display - Electrical Load (Head Lamp And Defrost ON)
G11847736Courtesy of KIA MOTORS AMERICA, INC.

Duty (+) from FR terminal is increased if electrical loads are ON (Head Lamp and Defrost are ON) ECM controls generation of alternator with duty from FR terminal when electrical Loads turn on