Toyota Tacoma (2015-2018) Service Manual: Customize Parameters
CUSTOMIZE PARAMETERS
NOTICE:
- When the customer requests a change in a function, first make sure that the function can be customized.
- Make a note of the current settings before customizing.
HINT:
The following PCS functions and the pre-collision system sensitivity setting can be changed from their default setting.
CUSTOMIZE PRE-COLLISION SYSTEM
(a) Customizing with the Techstream
(1) Turn the ignition switch off.
(2) Connect the Techstream to the DLC3.
(3) Turn the ignition switch to ON.
(4) Turn the Techstream on.
(5) Enter the following menus: Customize Setting / Others.
(6) Select the setting by referring to the table below.
Others|
Tester Display |
Description |
Default |
Setting |
ECU |
|---|---|---|---|---|
|
PCS Operation State Retention Setting |
Refer to the table below |
OFF |
0:OFF,1:ON |
Millimeter wave radar sensor assembly |
|
PCS Alarm Activation Distance Retention Setting 1 |
Refer to the table below |
OFF |
0:OFF,1:ON |
Millimeter wave radar sensor assembly |
|
PCS Alarm Activation Distance Retention Setting 2 |
Refer to the table below |
ON |
0:OFF,1:ON |
Millimeter wave radar sensor assembly |
|
PCS Alarm Activation Distance Retention Setting 3 |
Refer to the table below |
OFF |
0:OFF,1:ON |
Millimeter wave radar sensor assembly |
|
Customize Setting |
Description |
Setting |
|---|---|---|
|
PCS Operation State Retention Setting |
Function to maintain the pre-collision system on/off setting when the ignition switch is turned off and then to ON. |
OFF: Not maintained (Pre-collision system always turns on) ON: Maintained |
|
PCS Alarm Activation Distance Retention Setting 1 |
Function to maintain the sensitivity setting of the pre-collision system when the pre-collision system is turned off and then on. |
OFF: Not maintained (Setting changes to "Mid") ON: Maintained |
|
PCS Alarm Activation Distance Retention Setting 2 |
Function to maintain the sensitivity setting of the pre-collision system when the ignition switch is turned off while the pre-collision system is on. |
OFF: Not maintained (Setting changes to "Mid") ON: Maintained |
|
PCS Alarm Activation Distance Retention Setting 3 |
Function to maintain the sensitivity setting of the pre-collision system when the ignition switch is turned off while the pre-collision system is off. |
OFF: Not maintained (Setting changes to "Mid") ON: Maintained |
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
Millimeter Wave Radar Sensor Assembly
Forward Recognition Ca ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the pre-collision system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT ...
Other materials:
Brake Warning Light does not Come ON
DESCRIPTION
The skid control ECU (brake actuator assembly) is connected to the combination
meter assembly via CAN communication.
WIRING DIAGRAM
Refer to Brake Warning Light Remains ON (See page
).
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (brake actuator assembly) ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or signals may be ...
Check Bus 2 Lines for Short Circuit
DESCRIPTION
There may be a short circuit between the CAN main bus lines and/or CAN branch
lines when the resistance between terminals 18 (CA4H) and 17 (CA4L) of the central
gateway ECU (network gateway ECU) is below 54 Ω.
Detection Item
Trouble Area
Resi ...
