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 (master cylinder solenoid), perform
calibration (See page
).
- Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
|
1. |
CHECK CAN COMMUNICATION SYSTEM |
| NG | .gif) |
GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
|
.gif)
|
2. |
PERFORM ACTIVE TEST USING TECHSTREAM (SLIP INDICATOR LIGHT) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / ABS/VSC/TRAC / Active Test.
(e) According to the display on the Techstream, perform the Active Test.
ABS/VSC/TRAC|
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
Slip Indicator Light |
Slip indicator light |
Indicator light OFF/ON |
Observe the combination meter. [Vehicle condition] Vehicle stopped |
(f) When performing the slip Warning 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/ ON or OFF |
ON: Indicator light on OFF: Indicator light off |
- |
|
Result |
Proceed to |
|---|---|
|
Slip indicator light in the Data List does not change using the Active Test |
A |
|
Slip indicator light in the Data List turns ON/OFF using the Active Test |
B |
| A | |
REPLACE MASTER CYLINDER SOLENOID |
|
|
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 warning light turns on or off in accordance with the Techstream.
| OK | |
REPLACE MASTER CYLINDER SOLENOID |
| NG | |
GO TO 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 ...
A-TRAC Indicator Light does not Come ON
DESCRIPTION
The A-TRAC does not operate even if the A-TRAC switch is pressed under the following
conditions:
The TRAC or VSC system is faulty.
The temperature inside the hydraulic brake ...
Other materials:
Stop Light Relay Circuit (C1A4B)
DESCRIPTION
The skid control ECU (master cylinder solenoid)*1 or skid control ECU (brake
actuator assembly)*2 sends a stop light operation request signal to the stop light
relay (stop light switch assembly). If the skid control ECU (master cylinder solenoid)*1
or skid control ECU (brake actua ...
Open or Short in Rear Speed Sensor RH Circuit (C1407,C1408)
DESCRIPTION
Refer to DTCs C1403 and C1404 (See page ).
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1407
Open or Short in Rear Speed Sensor RH Circuit
Either of the following is detected:
...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND DRIVER SIDE JUNCTION
BLOCK
(a) Disconnect the main body ECU (multiplex network body ECU) connectors.
Text in Illustration
*1
Main Body ECU (Multiplex Network Body ECU)
-
-
...
