DTC U0154: Lost Communication with Restraints Occupant Classification System Module [08/2020 - ]: Procedure

1. Clear the DTCs stored in memory.

   Refer to DTC CHECK / CLEAR [08/2020 - ]

   Body Electrical > SRS Airbag > Clear DTCs 

2. Turn the ignition switch off.
3. Turn the ignition switch to ON, and wait for at least 60 seconds.
4. Check for DTCs.

   Refer to DTC CHECK / CLEAR [08/2020 - ]

   Body Electrical > SRS Airbag > Trouble Codes 

   Result

   Proceed to
   DTC U0154 is not output
   DTC U0154 is output

Result: 

DTC U0154 is not output 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2018 - ] 

Result: 

DTC U0154 is output 

GO TO CAN COMMUNICATION SYSTEM 

for Gasoline Model:

Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2018 - ]

for HV Model:

Refer to HOW TO PROCEED WITH TROUBLESHOOTING [02/2019 - ]