Toyota RAV4 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 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-34)
- Panel diagnosis (indicator check) (see page ac-31)
- Panel diagnosis (actuator check) (see page ac-31)
- Panel diagnosis (sensor check) (see page ac-31)
- Terminals of ecu (see page ac-24)
- Adjust, repair or replace
- Confirmation test
End
General
The air conditioning system has the following
features:
In accordance with the temperature set using the
temperature control switch, the air conditioning
amplifier determi ...
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:
Air conditioning control panel does not operate
Description
This circuit consists of the air conditioning control and the air
conditioning amplifier. When the air
conditioning control is operated, signals are transmitted to the air
conditioning amplifier through the lin
communication system.
If the lin communication system malfunctions, ...
Seat heaters
Turns on the front left seat
heater (high)
Turns on the front left seat
heater (low)
Turns on the front right seat
heater (high)
Turns on the front right seat
heater (low)
The indicator light comes on.
The seat heaters can be used when
Vehicles without a smart key system
T ...
Ig1 relay
On-vehicle inspection
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensioner activation.
Remove ig1 relay
Remove the ig1 relay from the i ...