DTC B1010: BIU System Error [06/2016 - ]: Procedure

1. Clear the DTCs (Refer to DTC CHECK / CLEAR [06/2016 - ] ).

Result: 

NEXT 

See step  2

1. Check for DTCs (Refer to DTC CHECK / CLEAR [06/2016 - ] ).
   RESULT
   
   

   Result	Proceed to
   DTC B1010 is output	A
   DTC is not output	B

Result: 

A 

REPLACE MAIN BODY ECU (NETWORK GATEWAY ECU) 

(Refer to REMOVAL [06/2016 - ] )

Result: 

B 

USE SIMULATION METHOD TO CHECK 

(Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2016 - 03/2017] Refer to HOW TO PROCEED WITH TROUBLESHOOTING [03/2017 - ] )