Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: 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 (brake actuator assembly), perform zero point calibration and store system information (See page PROCEDURE PROCEDURE ).

PROCEDURE

1.

CHECK CAN COMMUNICATION SYSTEM

(a) Check if CAN communication system DTCs are output (See page Result Result ).

Result

Result

Proceed to

DTC is not output

A

DTC is output

B

B

CHECK CAN COMMUNICATION SYSTEM

A

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

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

A

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

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