Toyota RAV4 (XA40) 2013-2018 Service Manual: 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 ca-34).
Result 
- Perform active test by intelligent tester (abs warning light)
- Select the active test, generate a control command, and then check that the abs warning light operates.
Ok: the abs warning light turns on or off.
Replace abs and traction actuator assembly
Abs warning light remains on
Description
If any of the following conditions are detected, the abs warning light
remains on:
The ecu connectors are disconnected from the skid control ecu.
There is a malfunction in the ski ...
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 t ...
Other materials:
Dtc check / clear
Check dtc
Connect the intelligent tester (with can vim) to the
dlc3.
Turn the ignition switch on and turn the intelligent
tester on.
Read the dtc by following the prompts on the
tester screen.
Hint:
Refer to the intelligent tester operator's manual for
further details.
...
Diagnosis system
Check dlc3
The ecm uses iso 15765-4 for communication. The
terminal arrangement of the dlc3 complies with sae
j1962 and matches the iso 15765-4 format.
If the result is not as specified, the dlc3 may have a
malfunction. Repair or replace the harness and
connector.
Hint:
Conn ...
PCS (Pre-Collision System)
The pre-collision system
uses a radar sensor and
front camera to detect
objects in front of
the vehicle. When the system
determines that the
possibility of a frontal collision
with an object is high,
a warning operates to urge
the driver to take evasive
action and the potential
brake pressure is inc ...
