Toyota RAV4 (XA40) 2013-2018 Service Manual: 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 is not output.
Replace power steering ecu
Motor rotation angle sensor malfunction
Description
The motor rotation angle sensor detects the motor rotation angle and sends
this information to the power
steering ecu.
Wiring diagram
Inspection procedure
Check conne ...
Ig power supply voltage malfunction
Description
The power steering ecu distinguishes the ignition switch status as on or off
through the ig power
source circuit.
Wiring diagram
Inspection procedure
Read value of inte ...
Other materials:
Wiper switch
Precaution
Precaution for vehicle with srs
Some procedures in this section may affect the
supplemental restraint system (srs). Prior to
performing the procedures, read the srs section's
"precaution" (see page ss-2).
Components
Removal
Disconnect cable from negat ...
Front seat cushion heater
Inspection
Inspect front seat cushion heater
assembly lh
Measure the resistance of the seat cushion heater.
Standard resistance
If the result is not as specified, replace the seat
cushion heater assembly.
Heat the thermostat with a light.
Measure the resistance of the sea ...
Trailer towing
Your vehicle is designed
primarily as a passenger-and-
load-carrying vehicle.
Towing a trailer can have an
adverse impact on handling,
performance, braking, durability,
and fuel consumption.
For your safety and the
safety of others, you must
not overload your vehicle or
trailer. You must also
ensu ...
