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:
Replacement
REPLACEMENT
PROCEDURE
1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM
(a) Start the engine.
(b) Operate the cooler compressor under the conditions shown below:
Item
Condition
Engine Speed
Idling
Operating Time
3 minu ...
Tires
Replace or rotate tires in accordance with maintenance schedules and treadwear.
■ Checking tire
1. New tread
2. Treadwear indicator
3. Worn tread
The location of treadwear indicators is shown by the “TWI” or “
” marks, etc., molded on the sidewall of each tire.
Check spare ti ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the power door lock control
system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
