DTC U0418-81: Invalid Data Received from Brake System Control Module Invalid Serial Data Received [10/2020 - ]: Procedure

1. Check the DTCs.

   Chassis > Brake > Trouble Codes 

   OK

   Vehicle stability control system DTCs are not output.

   HINT: 

   If U0418-81 is output in the pre-collision system, vehicle stability control system DTCs may also have been output. Check the vehicle stability control system first.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE FORWARD RECOGNITION CAMERA. Refer to  REMOVAL [10/2020 - ] 

Result: 

NG 

GO TO VEHICLE STABILITY CONTROL SYSTEM 

w/ Electric Parking Brake System: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2020 - ]

w/o Electric Parking Brake System: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2020 - ]