Brake

Slip Indicator Light Remains ON

~2min read
DESCRIPTION

The slip indicator light blinks during VSC, TRAC, crawl control, multi-terrain select control or trailer sway control operation. When the system fails, the slip indicator light comes on to warn the driver.

WIRING DIAGRAM
CAUTION / NOTICE / HINT

NOTICE:

When replacing the master cylinder solenoid, perform calibration (See page ).


PROCEDURE
  1. CHECK FOR DTC

(a) Check for DTCs (See page ).


Result

Result

Proceed to

DTC is not output

A

DTC is output

B


B

REPAIR CIRCUITS INDICATED BY OUTPUT DTCS

A
  1. CHECK CAN COMMUNICATION LINE

(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) Select CAN Bus Check from the System Selection Menu screen and follow the prompts on the screen to inspect the CAN bus (See page ).


OK:

CAN Bus Check indicates no malfunctions in CAN communication.


NG

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

OK
  1. READ VALUE 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 / 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

-

(f) When performing the Slip Indicator Light Active Test, check Slip Indicator Light in the Data List (See page ).


ABS/VSC/TRAC

Tester Display

Test Part

Control Range

Diagnostic Note

Slip Indicator Light

Slip Indicator Light

Indicator light ON/OFF

Observe the combination meter.

Result

Result

Proceed to

Data List Display

Data List Display when Performing Active Test ON/OFF Operation

ON

Does not change between ON and OFF

A

Changes between ON and OFF

B

OFF

Does not change between ON and OFF

A

Changes between ON and OFF

B


A

REPLACE MASTER CYLINDER SOLENOID


B

GO TO METER / GAUGE SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING)

Test yourself

A quick Toyota 4Runner quiz: every answer comes with an explanation and a link to the manual page.