DTC U0418-81: Invalid Data Received from Brake System Control Module Invalid Serial Data Received [10/2018 - 07/2022]: Procedure

1. Using the Techstream, check for electronically controlled brake system DTCs.

   for Gasoline Model:

   Chassis > Brake/EPB > Trouble Codes 

   for HV Model:

   Chassis > ABS/VSC/TRAC > Trouble Codes 

   HINT: 

   If DTC U041881 is output by the pre-collision system, perform troubleshooting for the electronically controlled brake system.

   Result

   Result	Proceed to
   DTCs are not output (for Gasoline Model)	A
   DTCs are not output (for HV Model)	B
   DTCs are output (for Gasoline Model)	C
   DTCs are output (for HV Model)	D

Result: 

A 

REPLACE FORWARD RECOGNITION CAMERA. Refer to  COMPONENTS [10/2018 - ] 

Result: 

B 

REPLACE FORWARD RECOGNITION CAMERA. Refer to  COMPONENTS [10/2018 - ] 

Result: 

C 

GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2018 - 07/2022] 

Result: 

D 

GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2018 - ]