Toyota RAV4 Service Manual: Inspection
- Inspect engine coolant temperature sensor
- Measure the resistance of the sensor.
Standard resistance 
Notice:
If checking the sensor in water, be careful not to allow water to contact the terminals. After checking, wipe the water off the sensor.
If the result is not as specified, replace the sensor.
Removal
Drain engine coolant (see page co-6)
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal ...
Installation
Install engine coolant temperature
sensor
Install a new gasket onto the sensor.
Using sst, install the sensor.
Sst 09817-33190
torque: 19.6 N*m (200 kgf*cm, 14 ft.*Lbf)
Connect th ...
Other materials:
Coolant thermostat (coolant temperature below thermostat regulating
temperature)
Hint:
This dtc relates to the thermostat.
Description
This dtc is set when the engine coolant temperature (ect) does not reach 75°c
(167°f) despite
sufficient engine warm-up time having elapsed.
Monitor description
The ecm estimates the ect based on the starting temperature, en ...
Unmatched key code
Description
This dtc is output when a key code that has not been registered in the
transponder key ecu is inserted
into the ignition key cylinder.
Inspection procedure
Reregister key
Clear the dtc (see page ei-18).
Reregister the key code with the transponder key ecu
(see ...
Srs warning light does not come on
Description
The srs warning light is located on the combination meter.
When the srs is normal, the srs warning light comes on for approximately 6
seconds after the ignition
switch is turned from off to on, and then goes off automatically.
If there is a malfunction in the srs, the srs warni ...