DTC C1A01: Driving Support ECU [09/2015 - ]: Procedure

1. Enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Code /
2. Select "Clear" and clear the data.
3. Recheck for DTCs.

   OK

   DTC C1A01 is not output.

Result:  OK

OK 

USE SIMULATION METHOD TO CHECK 

(Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ] )

Result:  NG

NG 

REPLACE DRIVING SUPPORT ECU ASSEMBLY 

(Refer to REMOVAL [09/2015 - ] )