Toyota RAV4 (XA40) 2013-2018 Service Manual: Vsc warning light remains on
Description
The skid control ecu is connected to the combination meter via the can communication system.
W/o multi information display: if the skid control ecu stores any dtcs which relate to the vsc system, the vsc warning light comes on in the combination meter.
W/ multi information display: if the skid control ecu stores any dtcs which relate to the vsc system, the master caution indicator light comes on and the warning message is displayed on the multi information display in the combination meter.
Wiring diagram
Inspection procedure
Notice:
When replacing the abs and traction actuator, perform the zero point calibration (see page bc- 24).
- Check can communication system
- Check if the can communication system dtc is output (see page bc-47).
Result 
- Inspect skid control ecu connector
- Check if the skid control ecu connector is securely connected.
Ok: the connector is securely connected.
- Check combination meter assembly
- Check the combination meter (see page me-15).
Replace abs and traction actuator assembly
Abs warning light does not come on
Wiring diagram
Refer to the abs warning light circuit (see page bc-135).
Inspection procedure
Check can communication system
Check if the can communication system dtc is output
(see page ...
Vsc warning light does not come on
Description
Refer to the description of "vsc warning light remains on" (see page bc-139).
Wiring diagram
Refer to the vsc warning light circuit (see page bc-140).
Inspection procedure
N ...
Other materials:
Abs and traction actuator (skid control ecu) communication stop mode
Description
Wiring diagram
Inspection procedure
Notice:
Turn the ignition switch off before measuring the resistances
of the main wire and the branch
wire.
After the ignition switch is turned off, check that the key
reminder warning system and light
reminder warning system ...
Ts and cg terminal circuit
Description
If the vehicle is stationary during sensor check mode, speed sensor
malfunctions cannot be detected. The
vehicle must be driven for speed sensor malfunctions to be detected.
Hint:
Change to sensor check mode by connecting terminals tc and cg of the dlc3,
and turning the ignitio ...
Initialization
Initialize sliding roof drive gear subassembly
Notice:
When replacing the sliding roof drive gear, the
sliding roof drive gear requires initialization. If a
reset is not executed, the following functions do not
operate: auto operation and key off operation.
Turn the ignition switch on. ...
