How to service and repair the thermostat on Toyota RAV4?

To maintain the thermostat, take off the engine under cover, drain the coolant, and take off the radiator hose. Take the water inlet and thermostat out to check. When it does not pass temperature tests, change it. Install a new gasket and make sure the valve is positioned correctly and ensure that there are no leaks after the addition of coolant.

How to service the thermostat on Toyota RAV4?

To service the thermostat, remove the engine under cover, drain coolant, and disconnect the No. 2 radiator hose. Remove the water inlet and thermostat. Install a new gasket with the jiggle valve up, reattach the water inlet, connect the hose, add coolant, and check for leaks before reassembling.

OEM Toyota RAV4 Thermostat

Engine Coolant Thermostat

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6 Thermostats found

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Toyota RAV4 Water Inlet
Part Number: 90916-A3003
$22.69 MSRP: $31.59
You Save: $8.90 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Thermostat; Engine Coolant Thermostat; Thermostat, Coolant
- Replaces: 90916-03129, 90916-03084
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2009-2018, 2001-2005 Toyota RAV4 | Adventure, Base, Hybrid Limited, Hybrid SE, Hybrid XLE, L, LE, Limited, Platinum, SE, Sport, XLE | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L GAS, 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS, BATTERY EV (EV/BEV)
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Toyota RAV4 Thermostat
Part Number: 90916-A3002
$24.25 MSRP: $33.74
You Save: $9.49 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Engine Coolant Thermostat; Thermostat, Coolant
- Replaces: 90916-A3001, 90916-03140, 90916-03133
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2006-2012 Toyota RAV4 | Base, Limited, Sport | 6 Cyl 3.5 L GAS
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Toyota RAV4 Thermostat
Part Number: 90916-03136
$28.19 MSRP: $39.24
You Save: $11.05 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Engine Coolant Thermostat
- Replaces: 90916-C3001
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2006-2008 Toyota RAV4 | Base, Limited, Sport | 4 Cyl 2.4 L GAS
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Toyota RAV4 Thermostat
Part Number: 90916-03090
$27.59 MSRP: $38.41
You Save: $10.82 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Engine Coolant Thermostat; Thermostat, Coolant
- Manufacturer Note: *WAX 82-95
- Replaces: 90916-03060
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 1996-2000 Toyota RAV4 | Base | 4 Cyl 2.0 L GAS, BATTERY EV (EV/BEV)
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Toyota RAV4 Thermostat
Part Number: 90916-03046
$25.08 MSRP: $34.91
You Save: $9.83 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Engine Coolant Thermostat; Thermostat, Coolant
- Replaces: 90916-03069
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 1996-1997 Toyota RAV4 | Base | 4 Cyl 2.0 L GAS
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Toyota RAV4 Thermostat
Part Number: 90916-A3004
$27.95 MSRP: $38.90
You Save: $10.95 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Engine Coolant Thermostat
- Replaces: 90916-03149, 90916-03148
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2016-2018 Toyota RAV4 | Hybrid Limited, Hybrid SE, Hybrid XLE | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)

Toyota RAV4 Thermostat

If you're thinking about purchasing OEM parts for your Toyota RAV4, our website is your one-stop destination. We stock an extensive selection of genuine Toyota RAV4 Thermostat at pocket-friendly prices. Plus, we guarantee a swift delivery and a hassle-free return policy for your convenience.

Toyota RAV4 Thermostat Parts and Q&A

Thermostat
90916-A3002
Q: How to service and repair the thermostat on Toyota RAV4?
A: To maintain the thermostat, take off the engine under cover, drain the coolant, and take off the radiator hose. Take the water inlet and thermostat out to check. When it does not pass temperature tests, change it. Install a new gasket and make sure the valve is positioned correctly and ensure that there are no leaks after the addition of coolant.
Thermostat
90916-03136
Q: How to service the thermostat on Toyota RAV4?
A: To service the thermostat, remove the engine under cover, drain coolant, and disconnect the No. 2 radiator hose. Remove the water inlet and thermostat. Install a new gasket with the jiggle valve up, reattach the water inlet, connect the hose, add coolant, and check for leaks before reassembling.