DTC C1A0A: Front Radar Sensor Region Code Mismatch [10/2014 - ]: Procedure

1. Enter the following menus: Powertrain / Radar Cruise /. The select "Data List".
2. Read the Data List and check the country specification information of the millimeter wave radar sensor assembly and vehicle.
   RESULT
   
   

   Result	Proceed to
   Country specification information for vehicle and millimeter wave radar sensor assembly matches	A
   Country specification information for vehicle and millimeter wave radar sensor assembly do not match (Japan←→Europe, Japan←→North America)	B
   Country specification information for vehicle and millimeter wave radar sensor assembly do not match (North America←→Europe)	C

   HINT: 

   • The country specification information of the driving support ECU assembly is decided by the combination meter assembly. Even if the vehicle and sensor country specification information match, if the country specification information for the vehicle and ECU/meter do not match, it is necessary to replace the ECU and meter.
   • When the country specification information (North America←→Europe) for the vehicle body and sensor do not match, the sensor's information can be overwritten by performing the sensor's axis adjustment.

B → See step   2 

C → See step   3 

A → REPLACE COMBINATION METER ASSEMBLY AND DRIVING SUPPORT ECU ASSEMBLY