| Last Modified: 01-30-2024 | 6.11:8.1.0 | Doc ID: RM100000001QM57 |
| Model Year Start: 2021 | Model: RAV4 | Prod Date Range: [08/2020 - ] |
| Title: SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM: B163A; Side Airbag Sensor Assembly No.2 (LH); 2021 - 2024 MY RAV4 RAV4 HV [08/2020 - ] | ||
|
DTC |
B163A |
Side Airbag Sensor Assembly No.2 (LH) |
DESCRIPTION
The side collision sensor LH circuit consists of the airbag ECU assembly and floor side airbag sensor LH.
The floor side airbag sensor LH detects impacts to the vehicle and send signals to the airbag ECU assembly to determine if the SRS should be deployed.
DTC B163A is stored when a malfunction is detected in the floor side airbag sensor LH or airbag ECU assembly.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Warning Indicate |
Test Mode / Check Mode |
|---|---|---|---|---|---|
|
B163A |
Side Airbag Sensor Assembly No.2 (LH) |
Either condition is met:
|
|
Comes on |
Not applicable |
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
-
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal.
Click here
![2021 MY RAV4 RAV4 HV [08/2020 - 12/2021]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION](/t3Portal/stylegraphics/info.gif)
-
When disconnecting the cable from the negative (-) auxiliary battery terminal while performing repairs, some systems need to be initialized after the cable is reconnected.
Click here
-
After replacing the airbag ECU assembly, refer to initialization.
Click here
PROCEDURE
|
1. |
CHECK FLOOR SIDE AIRBAG SENSOR LH |
|
(a) Turn the ignition switch off. |
|
(b) Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 90 seconds.
(c) Interchange the floor side airbag sensor LH with RH and connect the connectors to them.
(d) Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.
(e) Turn the ignition switch to ON, and wait for at least 60 seconds.
(f) Clear the DTCs stored in memory.
Click here
Body Electrical > SRS Airbag > Clear DTCs
(g) Turn the ignition switch off.
(h) Turn the ignition switch to ON, and wait for at least 60 seconds.
(i) Check for DTCs.
Click here
Body Electrical > SRS Airbag > Trouble Codes
HINT:
Codes other than DTCs B162A and B163A may be output at this time, but they are not related to this check.
(j) Turn the ignition switch off.
(k) Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 90 seconds.
(l) Return the floor side airbag sensor RH and LH to their original positions and connect the connectors to them.
| DTC B163A is output |
|
REPLACE AIRBAG ECU ASSEMBLY
|
| DTC B162A is output |
|
REPLACE FLOOR SIDE AIRBAG SENSOR LH
|
| DTCs B162A and B163A are not output |
|
|
|