Toyota RAV4 (XA40) 2013-2018 Service Manual: Engine coolant temperature sensor

Installation

Install crankshaft position sensor Notice: Make sure that the o-ring is not cracked or jammed when installing it. Apply a light coat of engine oil to the o-ring of 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 ...

Other materials:

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 s ...

On-vehicle inspection
Check fan and generator v belt Visually check the drive belt for excessive wear, frayed cords, etc. If any defect has been found, replace the drive belt. Hint: Cracks on the rib side of a drive belt are considered acceptable. If the drive belt has chunks missing from the r ...

Purpose of readiness tests
The on-board diagnostic (obd ii) system is designed to monitor the performance of emission related components, and indicate any detected abnormalities with dtc (diagnostic trouble codes). Since various components need to be monitored during different driving conditions, the obd ii syste ...