Toyota RAV4 (XA40) 2013-2018 Service Manual: System description
- General
- The air conditioning system has the following features:
- In accordance with the temperature set using the
temperature control switch, the air conditioning
amplifier determines the outlet temperature
based on the input signals from various sensors.
In addition, corrections are made in accordance with the signals from the water temperature sensor to control the outlet air temperature.
- Controls the blower motor in accordance with the airflow volume determined by the air conditioning amplifier based on the input signals from various sensors.
- Automatically changes the outlets in accordance with the outlet mode ratio that is determined by the air conditioning amplifier based on the input signals from various sensors.
- Based on the signals from the ambient temperature sensor, this system calculates the outside temperature and indicates it in the multiinformation display in the combination meter assembly.
- The left/right independent temperature control and neural network control make air conditioner control available to suit the persons in the driver seat and in the passenger seat.
- Turns the rear defogger and outside rear mirror heaters on for 15 minutes when the rear defogger switch is pressed. Turns them off if the switch is pressed while they are operating.
- Checks the sensors in accordance with the operation of the air conditioner switches.
- The air conditioning amplifier has the function of controlling the indicator lighting.
- Mode position and damper operation
- Air outlet and airflow volume
The circle size (..) Indicates the proportion of the flow volume.
System diagram
System diagram (2005/11-2006/01)
System diagram (2006/01- )
...
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
...
Other materials:
Diagnosis system
Description
Data of the system can be read through the data
link connector 3 (dlc3) of the vehicle.
Therefore, when the system seems to be
malfunctioning, use the intelligent tester to check for
a malfunction and repair it.
Check dlc3
The vehicle's ecm uses iso 157 ...
Dtc check / clear
Check dtc
When using intelligent tester:
Connect the intelligent tester (with can vim) to
the dlc3.
Turn the ignition switch on and press the
intelligent tester main switch on.
Read the dtcs by following the prompts on the
intelligent tester.
Hint:
Refer to the intel ...
Installation
Install crankshaft position sensor
Notice:
Make sure that the o-ring is not cracked or jammed
when installing it.
Apply a light coat of engine oil to the o-ring of the
sensor.
Install the sensor with the bolt.
Torque: 9.0 N*m (90 kgf*cm, 80 in.*Lbf)
Install the wire ha ...
