Scantool Data Analysis

Connect GDS.
IG "ON" and engine "OFF".
Select "DTC Analysis" mode.
After erase DTC, keep the vehicle condition within "the enable conditions" (Refer to "DTC DETECTING CONDITION " table).

Fig 1: Display - CAN Timeout Between IPM And ECW DTC
Courtesy of HYUNDAI MOTOR AMERICA
Is the same DTC occurred again?
YES
- Go to next procedure.
NO
- Fault is intermittent caused by poor contact in IPM's and/or ECW's connector or was repaired and IPM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.