Toyota Tacoma (2015-2018) Service Manual: Center Airbag Sensor Assembly Malfunction (B1000/31)
DESCRIPTION
The airbag sensor assembly consists of a deceleration sensor, safing sensor, drive circuit, diagnosis circuit, ignition control, etc.
If the airbag sensor assembly receives signals from the deceleration sensor, it determines whether or not the SRS should be activated.
DTC B1000/31 is set when a malfunction is detected in the airbag sensor assembly.
|
DTC No. |
DTC Detecting Condition |
Trouble Area |
|---|---|---|
|
B1000/31 |
Airbag sensor assembly malfunction |
Airbag sensor assembly |
HINT:
When any other DTCs are set simultaneously with B1000/31, repair the malfunctions indicated by those DTCs first.
PROCEDURE
|
1. |
CHECK DTC |
(a) Check for DTCs (See page .gif)
).
|
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 airbag sensor assembly.
HINT:
If any DTCs other than DTC B1000/31 are also output, troubleshoot those DTCs first.
| A | .gif) |
REPLACE AIRBAG SENSOR ASSEMBLY |
| B | |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
Rear Airbag Sensor LH Circuit Malfunction (B1635/24)
DESCRIPTION
The airbag sensor LH consists of parts such as the safing sensor, the diagnostic
circuit and the lateral deceleration sensor.
When the airbag sensor assembly receives signals from the ...
Front Airbag Sensor LH Circuit Malfunction (B1615/14)
DESCRIPTION
The front airbag sensor LH consists of parts such as the diagnostic circuit and
the frontal detection sensor.
When the airbag sensor assembly receives signals from the frontal decelera ...
Other materials:
If you have a flat tire
Remove the flat tire and replace it with the spare provided.
■ Before jacking up the vehicle
● Stop the vehicle on a hard, flat surface.
● Set the parking brake.
● Shift the shift lever to P (automatic transmission) or R (manual transmission).
● Stop the engine.
& ...
Interior Light Circuit
DESCRIPTION
The illuminated entry system controls the interior lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing
the following inspection procedure.
If the main body ECU (multiplex network body ECU) i ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL COOLER (ROOM TEMPERATURE SENSOR) THERMISTOR
(a) Connect the cooler air hose.
(b) Connect the connector.
(c) Engage the 2 claws to connect the cooler (room temperature sensor ) thermistor.
2. INSTALL INSTRUMENT PANEL LOWER FINISH PANEL SUB-ASSEMBLY RH
3. I ...
