Toyota RAV4 (XA40) 2013-2018 Service Manual: How to proceed with troubleshooting (2005/11-2006/01)
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*
- Check for dtcs and write down any dtcs that are
output.
- Clear the dtcs.
- Recheck for dtcs. Based on the dtcs output above, try
to cause output of the air conditioning system dtc by
simulating the operation indicated by the dtc.
Result 

- Refer to problem symptoms table
Result 

- Overall analysis and troubleshooting*
- Data list / active test (see page ac-127)
- Terminals of ecu (see page ac-122)
- Adjust, repair or replace
- Confirmation test
End
General
The air conditioning system has the following
features:
The air conditioning amplifier controls the
operation of parts, such as the a/c compressor,
automatically in accord ...
Hint:
Use these procedures to troubleshoot the air conditioning
system
*: Use the intelligent tester.
Vehicle brought to workshop
Customer problem analysis and symptom check
...
Other materials:
Engine coolant temperature circuit
Description
A thermistor, whose resistance value varies according to the ect, is built
into the engine coolant
temperature (ect) sensor.
The structure of the sensor and its connection to the ecm are the same as those
of the intake air
temperature (iat) sensor.
Hint:
When any of dtcs ...
Components
...
Starter relay circuit high
Description
While the engine is being cranked, the positive battery voltage is applied to
terminal sta of the ecm. If
the ecm detects the starter control (sta) signal while the vehicle is being
driven, it determines that there
is a malfunction in the sta circuit. The ecm then illuminates ...