Toyota Tacoma (2015-2018) Service Manual: Slip Indicator Light does not Come ON

Toyota Tacoma (2015-2018) Service Manual / Brake Control / Dynamic Control Systems / Vehicle Stability Control System(for Hydraulic Brake Booster) / Slip Indicator Light does not Come ON

DESCRIPTION

Refer to Slip Indicator Light Remains ON (See page WIRING DIAGRAM ).

WIRING DIAGRAM

Refer to Slip Indicator Light Remains ON (See page CAUTION / NOTICE / HINT ).

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

GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING)

2.	PERFORM ACTIVE TEST USING TECHSTREAM (SLIP INDICATOR LIGHT)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to 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

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	-

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

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

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.

OK:

The slip warning light turns on or off in accordance with the Techstream.

REPLACE MASTER CYLINDER SOLENOID

GO TO METER / GAUGE SYSTEM

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