Toyota Tacoma 2015-2018 Service Manual: Center Airbag Sensor Assembly
Components
COMPONENTS
ILLUSTRATION
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT AIRBAG SENSOR ASSEMBLY (for Vehicle not Involved in Collision)
(a) Perform a diagnostic system check (See page
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).
2. INSPECT AIRBAG SENSOR ASSEMBLY (for Vehicle Involved in Collision and Airbag has not Deployed)
(a) Perform a diagnostic system check (See page
).
3. INSPECT AIRBAG SENSOR ASSEMBLY (for Vehicle Involved in Collision and Airbag has Deployed)
(a) Replace the airbag sensor assembly.
CAUTION:
For removal and installation procedures of the airbag sensor assembly, be sure to follow the correct procedure.
HINT:
The airbag sensor assembly should be replaced after any of the airbags has deployed, as it has been subjected to the impact.
Removal
REMOVAL
PROCEDURE
1. PRECAUTION
CAUTION:
Be sure to read Precaution thoroughly before servicing (See page
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).
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
Click here
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected.
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3. REMOVE FRONT CONSOLE BOX
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4. REMOVE AIRBAG SENSOR ASSEMBLY
(a) Check that the ignition switch is OFF.
(b) Check that the cable is disconnected from the battery negative (-) terminal.
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
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(c) Pull the lever down to disconnect the connector holder. |
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(d) Remove the 3 bolts and airbag sensor assembly.
Installation
INSTALLATION
PROCEDURE
1. INSTALL AIRBAG SENSOR ASSEMBLY
(a) Check that the ignition switch is OFF.
(b) Check that the cable is disconnected from the battery negative (-) terminal.
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
(c) Install the airbag sensor assembly with the 3 bolts.
Torque:
17.5 N·m {178 kgf·cm, 13 ft·lbf}
NOTICE:
- If the airbag sensor assembly has been dropped, or there are any cracks, dents or other defects in the case, bracket or connector, replace it with a new one.
- When installing the airbag sensor assembly, be careful that the SRS wiring does not interfere with other parts and that it is not pinched between other parts.
(d) Check that there is no looseness in the installation parts of the airbag sensor assembly.
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(e) Connect the connector holder to lock the lever. Text in Illustration
NOTICE: Confirm that the lever is locked. |
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(f) Check that the waterproof sheet is properly set.
2. INSTALL FRONT CONSOLE BOX
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3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
Torque:
5.4 N·m {55 kgf·cm, 48 in·lbf}
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected.
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4. INSPECT SRS WARNING LIGHT
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TC and CG Terminal Circuit
DESCRIPTION
DTC output mode is set by connecting terminals TC and CG of the DLC3.
The DTCs are displayed by blinking the SRS warning light.
HINT:
Make sure that DTCs which relate to the CA ...
Other materials:
Tachometer Malfunction
DESCRIPTION
In this circuit, the meter CPU receives engine speed signals from the ECM using
the CAN communication system (CAN V1 Bus). The meter CPU displays the engine speed
calculated based on the data received from the ECM.
WIRING DIAGRAM
PROCEDURE
1.
CHECK CAN CO ...
Open in One Side of Bus 2 Branch Line
DESCRIPTION
When the CAN bus main lines are normal (no open, short to ground, short to +B
or short between lines) and there is an ECU or sensor on the "Communication Bus
Check" screen that is indicated as not communicating or whose connection status
on the "Communication Bus Ch ...
Components
COMPONENTS
ILLUSTRATION
*1
FRONT FENDER LINER
*2
FRONT NO.1 WHEEL OPENING EXTENSION PAD
*3
FOG LIGHT UNIT
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-
...
