Monitor GDS Data

■ Check Internal Errors Of CAN Communication Units. 

1. Connect GDS.
2. IG "ON" and engine "OFF".
3. Select "Diagnostic Trouble Codes(DTC)  " mode.
4. Disconnect CAN communication units one by one and monitor DTC to find the cause.
   Fig 1: Display - CAN Bus Off Screen

   Courtesy of KIA MOTORS AMERICA, INC.
5. Is the same DTC occurred again?

   YES 

   • Go to next procedure.

   NO 

   • Fault is intermittent caused by poor contact in the PSM's connector or was repaired and PSM 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.