| Last Modified: 04-05-2023 | 6.11:8.1.0 | Doc ID: RM100000000VJR1 |
| Model Year Start: 2016 | Model: Sienna | Prod Date Range: [12/2015 - ] |
| Title: SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM: B1000/31; Center Airbag Sensor Assembly Malfunction; 2016 - 2020 MY Sienna [12/2015 - ] | ||
|
DTC |
B1000/31 |
Center Airbag Sensor Assembly Malfunction |
DESCRIPTION
The center airbag sensor assembly consists of a deceleration sensor, safing sensor, drive circuit, diagnosis circuit, ignition control, etc.
If the center airbag sensor assembly receives signals from the deceleration sensor, it determines whether or not the SRS should be activated.
DTC B1000/31 is stored when a malfunction is detected in the center airbag sensor assembly.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
B1000/31 |
Center airbag sensor assembly malfunction |
Center airbag sensor assembly |
PROCEDURE
|
1. |
CHECK DTC |
(a) Check for DTCs (See page
![2016 - 2020 MY Sienna [12/2015 - ]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM: DTC CHECK / CLEAR](/t3Portal/stylegraphics/info.gif)
).
Result
|
Result |
Proceed to |
|---|---|
|
DTC B1000/31 is output |
A |
|
DTC B1000/31 and other DTCs are output |
B |
NOTICE:
If only DTC B1000/31 is output, do not clear the DTCs, replace the center airbag sensor assembly.
HINT:
If any DTCs other than DTC B1000/31 are also output, troubleshoot those DTCs first.
| A |
|
| B |
|
|
|