Toyota Tacoma 2015-2018 Service Manual: Slip Indicator Light does not Come ON
DESCRIPTION
Refer to Slip Indicator Light Remains ON (See page
.gif)
).
WIRING DIAGRAM
Refer to Slip Indicator Light Remains ON (See page
).
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (brake actuator assembly), perform zero point
calibration and store system information (See page
).
PROCEDURE
|
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check if CAN communication system DTCs are output (See page
).
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | .gif) |
CHECK CAN COMMUNICATION SYSTEM |
|
.gif)
|
2. |
PERFORM ACTIVE TEST USING TECHSTREAM (SLIP INDICATOR LIGHT) |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Turn the Techstream on.
(e) Enter the following menus: Chassis / ABS/VSC/TRAC / Active Test.
(f) According to the display on the Techstream, perform the Active Test.
ABS/VSC/TRAC|
Tester Display |
Measurement Item |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
Slip Indicator Light |
Slip indicator light |
Indicator light OFF/ON |
Observe combination meter Vehicle condition: Vehicle stopped |
(g) When performing the Slip Indicator Light Active Test, check Slip Indicator Light in the Data List.
ABS/VSC/TRAC|
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
|---|---|---|---|---|
|
Slip Indicator Light |
Slip indicator light |
OFF or ON |
OFF: Indicator light off ON: Indicator light on |
- |
|
Result |
Proceed to |
|---|---|
|
Slip indicator light in the Data List turns ON/OFF using the Active Test |
A |
|
Slip indicator light in the Data List does not change using the Active Test |
B |
| B | |
REPLACE BRAKE ACTUATOR ASSEMBLY |
|
|
3. |
INSPECT COMBINATION METER ASSEMBLY |
(a) Turn the ignition switch off.
(b) Perform Active Test of the combination meter assembly using the Techstream.
(c) Check the combination meter assembly.
OK:
The slip indicator light turns on or off in accordance with the Techstream.
| OK | |
REPLACE BRAKE ACTUATOR ASSEMBLY |
| NG | |
INSPECT METER / GAUGE SYSTEM |
AUTO LSD Indicator Light Remains ON
DESCRIPTION
During normal mode, pressing the VSC OFF switch for a short amount of time changes
vehicle to AUTO LSD mode.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the brak ...
TC and CG Terminal Circuit
DESCRIPTION
Connecting terminals TC and CG of the DLC3 causes the ECU to display the DTC
by blinking the ABS warning light and slip indicator light.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTI ...
Other materials:
Brake System (P157800)
DESCRIPTION
This DTC is stored when a malfunction is detected in the vehicle stability control
system.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
MIL
P157800
Brake System
While the igni ...
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 ...
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR WHEEL
2. DRAIN BRAKE FLUID
HINT:
Immediately wash off any brake fluid that comes into contact with any painted
surfaces.
3. REMOVE REAR BRAKE DRUM SUB-ASSEMBLY
(a) Release the parking brake, and remove the rear brake drum.
If the rear brake drum cannot be ...
