Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001FQPI
Model Year Start: 2019 Model: RAV4 Prod Date Range: [11/2018 - 02/2019]
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (w/ Occupant Classification System): HOW TO PROCEED WITH TROUBLESHOOTING; 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]

HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

HINT:

  • Use these procedures to troubleshoot the airbag system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP
NEXT

2.

CUSTOMER PROBLEM ANALYSIS

(a) Confirm problem symptoms.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING

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3.

INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard voltage:

11 to 14 V

HINT:

  • A simple method to determine whether the battery is discharged is to operate the horn.
  • If the voltage is below 11 V, recharge or replace the battery before proceeding.

(b) Check the fuses and relays.

(c) Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.

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4.

CHECK CAN COMMUNICATION SYSTEM*

(a) Using the Techstream, check if the CAN communication system is functioning normally.

OK:

CAN communication system is functioning normally.

HINT:

  • Refer to Communication Bus Check in CAN Communication System.

    Click here 2019 MY RAV4 [11/2018 - 02/2019]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model): DIAGNOSIS SYSTEM

  • The airbag ECU assembly is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there are no malfunctions in the CAN communication system.
NG

GO TO CAN COMMUNICATION SYSTEM

OK

5.

SRS WARNING LIGHT CHECK

(a) Proceed to Operation System.

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (w/ Occupant Classification System): OPERATION CHECK

NEXT

6.

CHECK DTC*

(a) 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

OK:

DTCs are not output.

NG

GO TO PROBLEM SYMPTOMS TABLE

OK

7.

DIAGNOSTIC TROUBLE CODE CHART

(a) Diagnostic Trouble Code Chart.

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (w/ Occupant Classification System): DIAGNOSTIC TROUBLE CODE CHART

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8.

CIRCUIT INSPECTION*
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9.

REPAIR
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10.

CLEAR 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

NEXT

11.

CHECK DTC*

(a) 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

OK:

DTCs are not output.

NG

GO TO STEP 13

OK

12.

USE SIMULATION METHOD TO CHECK

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: HOW TO PROCEED WITH TROUBLESHOOTING

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13.

IDENTIFICATION OF PROBLEM
NEXT

14.

REPAIR OR REPLACEMENT
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15.

CONFIRMATION TEST
NEXT

END