DTC Troubleshooting: U0029
DTC U0029: F-CAN Communication Line Error
DTC Description
DTC
U0029 F-CAN Communication Line Error
  

1.
DTC check (CAN gateway system):

DTC check (CAN gateway system)
?1.
Turn the vehicle to the ON mode.

?2.
Clear the DTCs with the HDS.


?3.
Check for CAN gateway system DTCs with the HDS.
DTC Description
DTC
   

Are any DTCs indicated?

     
YES
     
     
     
     
NO
     
     
     
Intermittent failure, the system is OK at this time.?