Toyota RAV4 (XA40) 2013-2018 Service Manual: Heater relay
On-vehicle inspection
- Inspect relay (marking: htr)
- Measure the resistance of the htr relay.
Standard resistance 
If the result is not as specified, replace the relay.
Solar sensor (for automatic air conditioning system)
Components
Removal
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent ai ...
Air conditioning control assembly (for automatic air conditioning system)
Components
Removal
Disconnect cable from negative battery
terminal
Notice:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent air ...
Other materials:
Check mode procedure
Check mode (signal check)
Connect the intelligent tester (with can vim) to the
dlc3.
Turn the ignition switch on.
Select the "signal check", and continue
checking with the intelligent tester.
Notice:
Select the "signal check" from the "dtc
check&quo ...
Integration 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.
Inspect integration relay
Notice:
The efi relay ...
Data list
Hint:
By reading the data list displayed on an intelligent
tester, values can be checked, including those of the
switches, sensors, and actuators, without removing any
parts. Reading the data list as the first step of
troubleshooting is one method of shortening diagnostic
time.
Notice:
In th ...
