Toyota RAV4 manuals

Toyota Sienna Service Manual: VSC Warning Light Remains ON

DESCRIPTION

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

If the skid control ECU stores DTCs to shut down TRAC and VSC operation, the VSC warning light comes on in the combination meter.

WIRING DIAGRAM

VSC Warning Light Remains ON

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 IF SKID CONTROL ECU CONNECTOR IS SECURELY CONNECTED

(a) Check if the skid control ECU connector is securely connected.

OK: The connector is securely connected.

4 CHECK BATTERY

(a) Check the battery voltage.

Standard voltage: 11 to 14 V

5 INSPECT COMBINATION METER ASSEMBLY

(a) Check the combination meter (See page ME-4).

OK: The combination meter is normal.

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

ABS Warning Light does not Come ON
WIRING DIAGRAM Refer to ABS Warning Light Remains ON (See page BC-141). INSPECTION PROCEDURE 1 CHECK ABS WARNING LIGHT (a) Disconnect the skid control ECU connector. (b) Turn the ignition switc ...

VSC Warning Light does not Come ON
DESCRIPTION The skid control ECU is connected to the combination meter via CAN and multiplex communications. If the skid control ECU stores DTCs to shut down TRAC and VSC operation, the VSC wa ...

Other materials:

Diagnosis display detailed description
HINT:  This section contains a detailed description of displays within diagnostic mode.  Illustrations may differ from the actual vehicle depending on the device settings and options. Therefore, some detailed areas may not be shown exactly the same as on the actual vehicle. ...

Installation
1. INSTALL CRANKSHAFT POSITION SENSOR  Apply a light coat of engine oil to the O-ring on the crankshaft position sensor.  Install the crankshaft position sensor with the bolt. Torque: 9.0 N*m (92 kgf*cm, 80 in.*lbf)  Connect the crankshaft position sensor connector. ...

CD Abnormal/ Excess Current/ Tray Insertion / Ejection Error/ CD Abnormal/ Excess Current/ Tray Insertion / Ejection Error
DTC 62-44 CD Abnormal DTC 62-48 Excess Current DTC 62-50 Tray Insertion / Ejection Error DTC 63-44 CD Abnormal DTC 63-48 Excess Current DTC 63-50 Tray Insertion / Ejection Error DESCRIPTION DTC No. DTC Detecting Condition Trouble Area 62-44 Operation error ...

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