DTC Troubleshooting: U1280
DTC U1280: Keyless Access ECU Bus Line Error
DTC Description
DTC
U1280 KEYLESS ACCESS ECU BUS LINE ERROR
 

1.
Problem verification:

Problem verification
?1.
Clear the DTCs with the HDS.


?2.
Press the engine start/stop button to select the OFF mode and then the ON mode.

?3.
Wait for at least 6 seconds.

?4.
Check for DTCs with the HDS.
DTC Description
DTC
U1280 KEYLESS ACCESS ECU BUS LINE ERROR
 

Is DTC U1280 indicated?

     
YES
     
     
     
     
NO
     
     
     
Intermittent failure, the system is OK at this time. Check for loose or poor connections.?