Toyota RAV4 manuals

Toyota Sienna Service Manual: Slip Indicator Light does not Come ON

DESCRIPTION

The skid control ECU is connected to the combination meter via CAN and multiplex communications.

The SLIP indicator blinks during VSC and/or TRAC operation.

When the system fails, the SLIP indicator comes on to warn the driver.

WIRING DIAGRAM

Refer to Slip Indicator Light Remains ON (See page BC-164).

INSPECTION PROCEDURE

NOTICE: When replacing the brake actuator assembly, perform zero point calibration (See page BC-70).

1 CHECK CAN COMMUNICATION SYSTEM

(a) Check if the CAN communication system DTC is output (See page CA-17).

Result

2 CHECK MULTIPLEX COMMUNICATION SYSTEM

(a) Check if the multiplex communication system DTC is output (See page MP-14).

Result

3 CHECK SLIP INDICATOR LIGHT

(a) Connect the intelligent tester to the DLC3.

(b) Start the engine.

(c) Select the Active Test mode on the intelligent tester (See page BC-85).

ABS / VSC:

(d) Check that "ON" and "OFF" of the SLIP indicator light are indicated on the combination meter when using the intelligent tester.

OK: The SLIP indicator light turns on or off in accordance with the intelligent tester.

HINT: If troubleshooting has been carried out according to the Problem Symptoms Table, refer back to the table and proceed to the next step before replacing the part (See page BC-79).

REPLACE BRAKE ACTUATOR ASSEMBLY

4 INSPECT COMBINATION METER ASSEMBLY

(a) Turn the ignition switch off.

(b) Perform Active Test of the combination meter (meter CPU) using the intelligent tester (See page ME-19).

OK: The SLIP indicator light turns on or off in accordance with the intelligent tester.

HINT: If troubleshooting has been carried out according to the Problem Symptoms Table, refer back to the table and proceed to the next step (See page BC-79).

REPLACE BRAKE ACTUATOR ASSEMBLY

Slip Indicator Light Remains ON
DESCRIPTION The skid control ECU is connected to the combination meter via CAN and multiplex communications. The SLIP indicator blinks during VSC and/or TRAC operation. When the system fails, ...

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