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Home >> Hyundai >> 2017 >> Ioniq Electric >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 32 (HEV Motor Control System Diagnosis) >> DTC P0E05: Generator Phase V Current Sensor Circuit Range/Performance >> DTC Inspection >> Current data Analysis

Current data Analysis

WARNING: This page is about a different variant/trim than selected.
  1. IG key "ON"/Ready, Transmission Shift Lever "P" range.
  2. Select "Current Data" with GDS.
  3. Operate the vehicle within DTC Enable conditions in General information.
  4. Monitor "Generator (HSG) V Phase Current Sensor Offset" parameter.

    Reference Data 

    GENERATOR (HSG) V PHASE CURRENT SENSOR OFFSET REFERENCE

    Normal  □ Generator (HSG) V Phase Current Sensor Offset: -7.5A~7.5A
    Not Learned  □ Generator (HSG) W Phase Current Sensor Offset: Over 7.5A
    Abnormal  □ Generator (HSG) W Phase Current Sensor Offset: Below -7.5A
  5. Is the displayed current data normal?

    YES 

    • Fault is intermittent caused by Poor Contact in GCU*'s connector.

      → Repair or replace as necessary, go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

    • Substitute with a known-good GCU (HPCU)* and then check for proper operation.

      → If the problem is corrected, replace GCU (HPCU)*.

      → Go to "VERIFICATION OF VEHICLE REPAIR " procedure.

NOTE: GCU*: "HYBRID INVERTER"
GCU (HPCU)*: "HYBRID POWER CONTROL UNIT_HPCU"
NOTE: After HPCU is replaced or reinstalled, must perform the following.
  • Perform "Motor/HSG Resolver Calibration" procedure in "HCU/LDC" system →"Vehicle S/W Management"
  • Fill the coolant, and then perform "Actuation Test" → [EWP Actuation] and circulate the coolant.
WARNING: Non-compliance with the following instructions can induce death or injury caused by electric shock.
  • Carefully read and follow service information instructions.
  • Wear insulated gloves, safety glasses and use insulated tools for your safety.
  • Turn the ignition switch off and Disconnect ground cable of auxiliary battery and Remove the safety plug.
  • Wait for more than 5 minutes so that the inverter capacitor can be naturally discharged.
  • Check high voltage terminal on Power Relay Assembly is lower than 30V.