DTC U0418-81: Invalid Data Received from Brake System Control Module Invalid Serial Data Received [11/2018 - 12/2021]: Procedure

1. Check the DTCs.

   for HV Model:

   Refer to DTC CHECK / CLEAR [11/2018 - 02/2019] , or refer to DTC CHECK / CLEAR [02/2019 - 12/2021]

   Chassis > ABS/VSC/TRAC > Trouble Codes 

   for Gasoline Model:

   Refer to DTC CHECK / CLEAR [11/2018 - ]

   Chassis > Brake/EPB > Trouble Codes 

   OK

   Electronically controlled brake system DTCs are not output.

   HINT: 

   If U0418-81 is output in the pre-collision system, electronically controlled brake system DTCs may also have been output. Check the electronically controlled brake system first.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE FORWARD RECOGNITION CAMERA. Refer to  REMOVAL [11/2018 - 12/2021] 

Result: 

NG 

GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM 

for HV Model:

Refer to DIAGNOSTIC TROUBLE CODE CHART [11/2018 - 02/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [02/2019 - 10/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [10/2019 - 06/2020] , or refer to DIAGNOSTIC TROUBLE CODE CHART [06/2020 - 08/2020] , or refer to DIAGNOSTIC TROUBLE CODE CHART [08/2020 - 12/2021]

for Gasoline Model:

Refer to DIAGNOSTIC TROUBLE CODE CHART [11/2018 - 10/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [10/2019 - 08/2020] , or refer to DIAGNOSTIC TROUBLE CODE CHART [08/2020 - 12/2021]