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:
Open or Short in Master Cylinder Pressure Sensor (C1421,C1423,C1424,C142A,C1449)
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1421
Open or Short in Master Cylinder Pressure Sensor
Any of the following is detected:
When voltage at terminal +BS is 9.5 V or ...
A/C ECU Vehicle Information Reading/Writing Processor Malfunction (B15F5)
DESCRIPTION
This DTC is stored when items controlled by the Air conditioning amplifier assembly
cannot be customized via the navigation system vehicle customization screen.
HINT:
The Air conditioning amplifier assembly controls the air conditioning system
related items that are customizable v ...
System Diagram
SYSTEM DIAGRAM
Transmitting ECU (Transmitter)
Receiving ECU
Signal
Communication Method
Skid control ECU (Brake actuator assembly)
Steering angle sensor (Spiral cable with sensor sub-assembly)
Steering angl ...
