Toyota Tacoma 2015-2018 Service Manual: On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to correctly follow the removal and installation procedures for the front airbag sensors.
PROCEDURE
1. INSPECT FRONT AIRBAG SENSOR (for Vehicle not Involved in Collision)
(a) Perform a diagnostic system check (See page
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).
2. INSPECT FRONT AIRBAG SENSOR (for Vehicle Involved in Collision and Airbag has not Deployed)
(a) Perform a diagnostic system check (See page
).
(b) Visually check the front airbag sensors for defects if the front bumper of the vehicle or the area around the bumper is damaged.
(1) The defects are as follows:
- Cracks on the sensor housing
- Dents on the sensor housing
- Chips on the sensor housing
- Cracks or other damage to the connector
- Damage to the serial number
OK:
No defects are found.
HINT:
If any of the defects is found, replace the front airbag sensors with a new one.
3. INSPECT FRONT AIRBAG SENSOR (for Vehicle Involved in Collision and Airbag has Deployed)
(a) When airbags have deployed as the result of a collision, be sure to replace front airbag sensors in the damaged area (anywhere in need of repair).
(b) Visually check the front airbag sensors not front collision defects.
(1) The defects are as follows:
- Cracks on the sensor housing
- Dents on the sensor housing
- Chips on the sensor housing
- Cracks or other damage to the connector
- Damage to the serial number
OK:
No defects are found.
HINT:
If any of the defects is found or a front airbag sensors has detected a major collision, replace the front airbag sensors with a new one.
Components
COMPONENTS
ILLUSTRATION
...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
CAUTION:
Some of these service operations affect the SRS airbag system. Read the precautionary
notices concerning the SRS airbag system before servicing (See ...
Other materials:
Low Output Signal of Front Speed Sensor RH (Test Mode DTC) (C1271,C1272,C1401,C1402)
DESCRIPTION
The speed sensor detects the wheel speed and sends the appropriate signals to
the skid control ECU (master cylinder solenoid). These signals are used for brake
control.
The speed sensor rotors have rows of alternating N and S magnetic poles and their
magnetic fields change when t ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use this procedure to troubleshoot the seat heater system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...