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:
Mechanical system tests
Stall speed test
Hint:
This test is to check the overall performance of the
engine and transaxle.
Notice:
Do not perform the stall speed test longer than 5
seconds.
To ensure safety, perform this test in an open and
level area that provides good traction.
The stall speed test sh ...
Opening the back door from outside the vehicle
Back door opener
Vehicles without a power
back door
Raise the back door while
pressing up the back door
opener switch.
Vehicles with a power back
door
When the back door is
unlocked: press the back door
opener switch.
When the back door is locked
(vehicles with a smart key ...
Transmitter id
Description
The tire pressure warning valve and transmitter that is installed in the
tires and wheels measures the air
pressure of the tires. The measured values are transmitted to the tire pressure
warning receiver on the
body as radio waves and then sent to the tire pressure warning ecu ...
