Toyota RAV4 (XA40) 2013-2018 Service Manual: 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.
- Check multiplex communication system*
- Check the dtc.
Result
- Check can communication system
- Check the dtc.
Result
- Warning light check*
- Check for dtc (present and past dtcs)
- Check the dtc.
Result 
- Dtc chart
- Circuit inspection
- Repair*
- Clear dtc (present and past dtcs)*
- Check for dtc (present and past dtcs)
- Check the dtc.
Result 
- Confirmation test
End
System description
General
In conjunction with an impact absorbing structure for
a frontal collision, the srs (supplemental restraint
system) driver airbag, front passenger airbag and
driver side knee air ...
Problem symptoms table
Hint:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms
are listed in order of probability in the "suspected area"
column ...
Other materials:
Rear occupant classification sensor rh collision detection
Description
Dtc b1788 is output when the occupant classification ecu receives a collision
detection signal sent by
the rear occupant classification sensor rh when an accident occurs.
Dtc b1788 is also output when the front seat rh is subjected to a strong impact,
even if an actual
acci ...
Problem symptoms table (2005/11-2006/01)
Hint:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms
are listed in order of probability in the "suspected area"
column of the table. Check each symptom by checking the
suspected areas in the order they are listed. Re ...
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 ...
