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:
Ig power source circuit
Description
This is the main power source supplied to the air conditioning amplifier when
the ignition switch is on
(ig). This power source is used for operating components, such as the air
conditioning amplifier and
servo motors.
Wiring diagram
Inspection procedure
Inspect fuse (ec ...
Ecu malfunction
Description
Inspection procedure
If the power steering ecu detects these dtcs, it will shut off the motor
relay circuit (built into the power
steering ecu) and stop power assist. However, power assist continues if dtc
c1533 is output.
Reconfirm dtc
Check for dtc.
Ok:
dtc i ...
Air-fuel ratio (a/f) and heated oxygen (ho2) sensor
heater monitors (front a/f and rear ho2 sensor type)
Preconditions
The monitor will not run unless:
The mil is off.
Drive pattern
Connect the intelligent tester to the dlc3.
Turn the ignition switch on.
Turn the tester on.
Clear dtcs (if set) (see page es-35).
Start the engine.
Allow the engine to idle for 10 minute ...
