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:
Power Supply Drive Circuit (C1257)
DESCRIPTION
The motor relay (semiconductor relay) is built into the hydraulic brake booster
and drives the pump motor based on a signal from the skid control ECU (master cylinder
solenoid).
DTC No.
DTC Detecting Condition
Trouble Areas
C1257
...
Brake Signal Malfunction (B2284)
DESCRIPTION
This DTC is stored when the brake signal sent via direct line and the brake signal
sent via CAN communication do not match.
HINT:
When the cable is disconnected and reconnected to the negative (-) battery terminal,
the power source mode returns to the state it was in before the ca ...
LVDS Signal Malfunction (from Extension Module) (B1532)
DESCRIPTION
The stereo component tuner assembly and the radio and display receiver assembly
are connected by an LVDS communication line.
This DTC is stored when an LVDS communication error occurs between the stereo
component tuner assembly and the radio and display receiver assembly.
...
