Toyota RAV4 (XA40) 2013-2018 Service Manual: Inspection
- Inspect water pump assembly
- Visually check the drain hole for coolant leakage.
If leakage is found, replace the water pump assembly.
- Turn the pulley, and then check that the water pump
bearing moves smoothly without making a "click"
noise.
If it does not move smoothly, replace the water pump assembly.
Removal
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 preten ...
Installation
Install water pump assembly
Remove any old seal packing material from the
contact surface.
Apply a continuous line of seal packing as shown in
the illustration.
Seal packing:
to ...
Other materials:
Intake air temperature sensor gradient too high
Description
The intake air temperature (iat) sensor, mounted on the mass air flow (maf)
meter, monitors the iat.
The iat sensor has a built-in thermistor with a resistance that varies according
to the temperature of the
intake air. When the iat is low, the resistance of the thermist ...
Ventilation valve
Components
Removal
Remove no. 1 Engine cover (see page em-22)
Remove ventilation valve sub-assembly
Disconnect the ventilation hose from the ventilation
valve.
Using a 22 mm deep socket wrench, remove the
ventilation valve.
Inspection
Inspect ventilation val ...
Symptom confirmation and diagnostic trouble code
Hint:
The diagnostic system in the rav4 has various
functions.
The first function is the diagnostic trouble code
(dtc) check. A dtc is a code stored in the ecu
memory whenever a malfunction in the signal circuits
to the ecu occurs. In a dtc check, a previous
malfunction's dtc can be ch ...
