Toyota RAV4 (XA40) 2013-2018 Service Manual: Multiplex communication circuit
Description
The air conditioning amplifier communicates data with the ecm and combination meter through the can communication system.
Wiring diagram
Inspection procedure
- Check dtc
- Clear the dtc (see page ac-127).
- Read the dtc (see page ac-127).
Result 
Go to can communication system
Compressor solenoid circuit (2006/01- )
Description
In this circuit, the compressor receives a refrigerant compression demand
signal from the air conditioning
amplifier. Based on this signal, the compressor changes the degree of
ref ...
Blower motor circuit
Description
When the heater control (blower switch) is set to position 1 or higher, the
contact of the htr relay is
closed, current flows to the blower motor, and the blower motor operates. The
...
Other materials:
How to proceed with troubleshooting
Hint:
*: Use the intelligent tester.
Hint:
If the display indicates a communication fault in the tester,
inspect the dlc3.
Hint:
Record or print dtcs and freeze frame data, if necessary.
Hint:
If the engine does not start, first perform the "check dtc"
procedures a ...
Using a bluetooth®
phone
The hands-free system is a function that allows you to use your
cellular phone without touching it.
This system supports bluetooth®. Bluetooth® is a wireless data
system that allows the cellular phone to wirelessly connect to
the hands-free system and make/receive calls.
Before making a pho ...
Instrument panel
Engine switch
Starting the engine/changing the modes
Emergency stop of the engine
When the engine will not start
Warning messages*1
Shift lever
Changing the shift position
Precautions against towing
When the shift lever does not move
Meters
Reading the meters/adjusting the instrument pa ...
