Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001HIAT
Model Year Start: 2019 Model: RAV4 Prod Date Range: [02/2019 - 08/2020]
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (w/ Occupant Classification System): U0154; Lost Communication with Restraints Occupant Classification System Module; 2019 - 2020 MY RAV4 RAV4 HV [02/2019 - 08/2020]

DTC

U0154

Lost Communication with Restraints Occupant Classification System Module

DESCRIPTION

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Warning Indicate

Test Mode / Check Mode

U0154

Lost Communication with Restraints Occupant Classification System Module

Communication stop occurs between the airbag ECU assembly and occupant detection ECU continuously for 5 seconds or more.

  • CAN communication system
  • Occupant detection ECU
  • Airbag ECU assembly

Comes on

Not applicable

PROCEDURE

1.

CHECK DTC

(a) Clear the DTCs stored in memory.

Click here 2019 - 2020 MY RAV4 RAV4 HV [11/2018 - 08/2020]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (w/ Occupant Classification System): DTC CHECK / CLEAR

Body Electrical > SRS Airbag > Clear DTCs

(b) Turn the ignition switch off.

(c) Turn the ignition switch to ON, and wait for at least 60 seconds.

(d) Check for DTCs.

Click here 2019 - 2020 MY RAV4 RAV4 HV [11/2018 - 08/2020]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (w/ Occupant Classification System): DTC CHECK / CLEAR

Body Electrical > SRS Airbag > Trouble Codes

DTC U0154 is not output

USE SIMULATION METHOD TO CHECK

DTC U0154 is output

GO TO CAN COMMUNICATION SYSTEM

for Gasoline Model:

Click here 2019 - 2024 MY RAV4 [11/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING

for HV Model:

Click here 2019 - 2024 MY RAV4 HV [02/2019 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING