Toyota RAV4 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:
Open in stop light switch circuit
Description
The skid control ecu detects the brake operating conditions through a signal
transmitted by the stop light
switch. The skid control ecu incorporates an open circuit detection circuit.
This dtc is set under either of
the following conditions:
An open is detected in the stop lig ...
On-vehicle inspection
Check throttle body
Check the throttle control motor operating sounds.
Turn the ignition switch on.
When pressing the accelerator pedal, check
the operating sound of the running motor. Make
sure that no friction noises emit from the motor.
If friction noise exists, replace t ...
Inspection
Inspect starter assembly
Notice:
These tests must be performed within 3 to 5 seconds
to avoid burning out the coil.
Perform the pull-in test.
Disconnect the lead wire from terminal c.
Connect the battery to the magnetic switch as
shown in the illustration. Check that the clutch ...