Toyota Tacoma 2015-2018 Service Manual: System Diagram
SYSTEM DIAGRAM
|
Transmitting ECU (Transmitter) |
Receiving ECU |
Signal |
Communication Method |
|---|---|---|---|
|
Airbag Sensor Assembly |
ECM |
Crash detection signal |
CAN |
|
Airbag Sensor Assembly |
Combination Meter Assembly |
|
CAN |
|
Combination Meter Assembly |
Airbag Sensor Assembly |
Vehicle speed signal |
CAN |
|
ECM |
Airbag Sensor Assembly |
|
CAN |
Precaution
PRECAUTION
CAUTION:
The vehicle is equipped with SRS, which consists of a driver airbag,
front passenger airbag, side airbags and curtain shield airbags and knee
airbags. Failure to ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
Other materials:
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT SPEEDOMETER
(a) Check speedometer operation.
NOTICE:
The meter ECU receives the vehicle speed signal from the skid control
ECU via CAN communication. Therefore, perform the following inspection referring
to values on the Data List of th ...
Acceleration Sensor Power Supply Voltage Malfunction (C1381)
DESCRIPTION
The skid control ECU (master cylinder solenoid) receives signals from the yaw
rate and acceleration (airbag sensor assembly) via the CAN communication system.
The airbag sensor assembly has a built-in yaw rate and acceleration sensor and
detects the vehicle's condition using 2 ...
TRAC OFF Indicator Light Remains ON
DESCRIPTION
In 2WD mode:
Operation of the VSC OFF switch changes the vehicle between normal mode,
TRAC OFF mode (AUTO LSD mode) and VSC OFF mode. During normal mode, pressing
the VSC OFF switch for a short amount of time changes the vehicle to TRAC
OFF mode (AUTO LSD mode), TR ...