DTC Troubleshooting: B1601
DTC B1601: Keyless Access ECU CPU Error
DTC Description
DTC
B1601 KEYLESS ACCESS ECU CPU 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.
Check for DTCs with the HDS.
DTC Description
DTC
B1601 KEYLESS ACCESS ECU CPU ERROR
 

Is DTC B1601 indicated?

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