Component Inspection

■ Check internal errors of CAN communication units. 

1. Connect GDS.
2. IG "ON" and engine "OFF".
3. Select "DTC Analysis" mode.
4. Disconnect CAN communication units one by one and monitor DTC to find the cause.
   Fig 1: Low Speed And High Speed CAN Network Circuit Diagram

   Courtesy of KIA MOTORS AMERICA, INC.
   Fig 2: Identifying PCM And ESC Control Module Connector Terminals

   Courtesy of KIA MOTORS AMERICA, INC.

   *CAN communication units : IPM (Intelligent integrated Platform Module), CLU (Cluster), PDM (Power Distribution Module), SMK (Smart Key), RPAS (Rear Parking Assist System).

5. Is the code erased?

   YES 

   • Substitute with a known - good unit and check for proper operation.

     If the problem is corrected, replace the unit and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

   NO 

   • Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.