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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 65 (Automatic Transaxle System Diagnosis (HEV)) >> DTC P1784: EOP 3-Phase Wiring Line Open >> General Information >> DTC Description

DTC Description

WARNING: This page is about a different variant/trim than selected.

The EOP is mounted on HEV A/T in addition to existing mechanical motor, 12V DC voltage is supplied to OPU from battery, and is converted to 3-phase AC voltage by OPU internal inverter. Inverted 3-phase AC power is supplied to EOP by motor cable. This code is set when open circuit of 3 phase motor cable is detected by OPU and is showed by PCM/TCM.

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