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:
How to proceed with troubleshooting
Hint:
Use these procedures to troubleshoot the supplemental
restraint system.
*: Use the intelligent tester.
Vehicle brought to workshop
Inspect battery voltage*
Standard voltage:
11 to 14 v
If the voltage is below 11 v, recharge or replace the battery
before proceeding.
...
Short in driver side squib 2nd step circuit
Description
The driver side squib 2nd step circuit consists of the center airbag sensor,
the spiral cable and the
steering pad.
The circuit instructs the srs to deploy when the deployment conditions are met.
These dtcs are recorded when a malfunction is detected in the driver side squi ...
Installation
Install fuel filler opening lid lock retainer
Install the lock retainer and turn it counterclockwise
as shown in the illustration.
Install fuel filler opening lid lock retainer
Install the cable and turn it clockwise as shown in
the illustration.
Install the fuel l ...
