Toyota RAV4 (XA40) 2013-2018 Service Manual: How to proceed with troubleshooting (2006/01- )
Hint:
- Use these procedures to troubleshoot the air conditioning
system.
- *: Use the intelligent tester.
- Vehicle brought to workshop

- Customer problem analysis and symptom check

- Inspect battery voltage
Standard voltage:
11 to 14 v
If the voltage is below 11 v, recharge or replace the battery
before proceeding.

- Check can communication system*
- Use the intelligent tester to check if the can
communication system is functioning.
Result

- Check dtc or check sensor check code through panel diagnosis*
- Check dtcs or sensor check codes.
- Write down the dtcs or sensor check codes.
- Clear the dtcs or sensor check codes.
- Check whether the dtcs or sensor check codes recur.
- Reproduce the problem symptoms in accordance
with the dtcs or sensor check codes that were
written down, and check whether the dtcs or
sensor check codes recur.
Hint:
Refer to the dtc chart when any dtcs or sensor
check codes are output.
Result 

- Refer to problem symptoms table
Result

- Overall analysis and troubleshooting*
- Data list / active test (see page ac-37)
- Panel diagnosis (indicator check) (see page ac-31)
- Panel diagnosis (sensor check) (see page ac-31)
- Panel diagnosis (actuator check) (see page ac-31)
- Terminals of ecu (see page ac-27)
- Adjust, repair or replace
- Confirmation test
End
Hint:
Use these procedures to troubleshoot the air conditioning
system.
*: Use the intelligent tester.
Vehicle brought to workshop
Customer problem analysis and symptom check
...
Hint:
The following items can be customized.
Notice:
When the customer requests a change in a function,
first make sure that the function can be customized.
Be sure to make a note of the cur ...
Other materials:
Thermostat
Components
Removal
Remove no. 1 Engine under cover
Drain engine coolant (see page co-6)
Remove radiator support opening cover
Disconnect no. 2 Radiator hose
Remove water inlet
Remove the 2 nuts and disconnect the water inlet
from the cylinder block.
Remove thermostat
...
If a warning message is displayed
The multi-information display
shows warnings of system
malfunctions,
incorrectly performed operations,
and messages that
indicate a need for maintenance.
When a message is
shown, perform the correction
procedure appropriate
to the message.
If a warning message is displayed
again after the appropri ...
Input signal circuit abnormal
Description
This dtc expresses the internal abnormalities of the ecm.
Inspection procedure
Check for dtc
Clear the dtc (see page cc-15).
Check for dtc (see page cc-15).
Ok:
dtc is not output.
End ...