Toyota RAV4 (XA40) 2013-2018 Service Manual: Diagnostic trouble code chart
Hint:
If any dtcs are displayed during the dtc check, inspect the circuit listed for these dtcs. For details of each dtc, refer to the page indicated in the dtc chart.
Hint:
: Warning
light comes on
X: warning light turns off (normal reset)
- Torque sensor
- Short in motor circuit
- Motor terminal voltage malfunction
- Motor rotation angle sensor malfunction
- Ecu malfunction
- Ig power supply voltage malfunction
- Pig power supply voltage malfunction
- Power supply relay failure
- Assist map number un-writing
- Control module communication bus off
- Eps warning light circuit
Data list / active test
Read data list
Hint:
Using the intelligent tester's data list allows switch,
sensor, actuator and other item values to be read without
removing any parts. Reading the data list early in
trou ...
Torque sensor
Description
The torque sensor converts the rotation torque input from the steering wheel
into electric signals and
sends them to the power steering ecu.
Wiring diagram
Inspection pro ...
Other materials:
Manual air conditioning system
Air conditioning controls
Fan speed control switch
Temperature control switch
On/off switch
Windshield defogger switch
Rear window and outside rear view mirror defoggers* switch
Airflow mode control switch
Outside/recirculated air mode switch
"A/C" switch
"MAX A/C" switch
*: If equipped
...
Power supply relay failure
Description
If the power steering ecu detects these dtcs, it shuts off the motor relay
circuit (built into the power
steering ecu) and stops power assist.
Inspection procedure
Reconfirm dtc
Check for dtc.
Ok:
dtc is not output.
Replace power steering ecu ...
Front passenger airbag assembly
Components
On-vehicle inspection
Check front passenger airbag assembly (vehicle not involved in
collision and airbag not deployed)
Perform a diagnostic system check (see page rs-
49).
With the front passenger airbag installed on the
vehicle, perform a visual check:
chec ...
