Toyota RAV4 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:
Terminals of ecm
Check ecm
Measure the voltage of the ecm connector.
Hint:
Each ecm terminal's standard voltage is shown in
the table below.
In the table, first follow the information under
"condition". Look under "symbols (terminal no.)"
For the terminals to be inspected. ...
Disassembly
Remove radiator grille sub-assembly
Remove the 4 bolts and 4 nuts.
Detach the 6 claws and remove the radiator grille.
Remove no. 1 Radiator grille lower
Detach the 18 claws and remove the radiator grille.
Remove no. 2 Radiator grille lower
Detac ...
Terminals of ecu
Check instrument panel junction block (main body ecu)
Measure the voltage of the connectors.
If the result is not as specified, the junction block
(main body ecu) may have a malfunction. ...
