How to service the Engine Oil Cooler on Toyota RAV4?

The service process for the oil cooler begins by taking off the RH engine under cover followed by draining the engine coolant and continuing with removal of the front exhaust pipe generator oil dipstick exhaust manifold and front TWC assembly. Use Special Service Tool: 09228-06501 to remove the oil filter after you detach the heat protector from the water bypass pipe by unbolt the two nuts. The first step is to disconnect the bypass water hoses from the oil cooler before removing its union bolt and plate washer followed by the nut and oil cooler itself and extraction of the O-ring from the cooler. Check the oil cooler for damage and obstruction before replacing it when necessary. The installation process starts with clearance of the oil cooler contact area followed by O-ring replacement and as a first step install the oil cooler using the nut while applying thin engine oil to both threads and the relief valve head. Finally bolt the plate washer and torque it to 78 Nm (800 kgf-cm, 58 ft. lbs.). Secure the nut at 8.8 Nm strength while completing the water bypass hose connections to the oil cooler. Next follow these installation steps: the oil filter then mount the water bypass hose heat protector by securing it with bolt and two nuts followed by exhaust manifold and front TWC assembly then put the oil dipstick with generator along with front exhaust pipe. The first task involves adding engine coolant followed by a start of the engine to detect any leakage before inspecting the engine oil level and reinstalling the RH engine under cover.

OEM Toyota RAV4 Engine Oil Cooler

Oil Cooler

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5 Engine Oil Coolers found

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Toyota RAV4 Oil Cooler Part Number: 15710-F0010
$610.16 MSRP: $894.21
You Save: $284.05 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cooler Assembly, Oil; Engine Oil Cooler
- Replaces: 15710-25010
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2019-2025 Toyota RAV4 | Adventure, Hybrid LE, Hybrid Limited, Hybrid SE, Hybrid Woodland Edition, Hybrid XLE, Hybrid XLE Premium, Hybrid XSE, LE, Limited, Plug-In Hybrid SE, Plug-In Hybrid XSE, TRD Off-Road, XLE, XLE Premium | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS, 4 Cyl 2.5 L PLUG-IN HYBRID EV-GAS (PHEV)
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Toyota RAV4 Oil Cooler Part Number: 15710-36010
$642.85 MSRP: $942.11
You Save: $299.26 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cooler Assembly, Oil; Engine Oil Cooler
- 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)
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Toyota RAV4 Oil Cooler Part Number: 15710-28020
$642.85 MSRP: $942.11
You Save: $299.26 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cooler Assembly, Oil; Engine Oil Cooler
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2004-2005 Toyota RAV4 | Base, L, Sport | 4 Cyl 2.4 L GAS
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Toyota RAV4 Oil Cooler Part Number: 15710-74040
Product Specifications
- Other Name: Cooler Assembly, Oil; Engine Oil Cooler; Oil Cooler Assembly
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 1996 Toyota RAV4 | Base | 4 Cyl 2.0 L GAS
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Toyota RAV4 Oil Cooler Part Number: 15710-74050
Product Specifications
- Other Name: Cooler Assembly, Oil; Engine Oil Cooler; Oil Cooler Assembly; Cooler Assembly
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 1997-2000 Toyota RAV4 | Base | 4 Cyl 2.0 L GAS, BATTERY EV (EV/BEV)

Toyota RAV4 Engine Oil Cooler

Choose genuine Engine Oil Cooler that pass strict quality control tests. You can trust the top quality and lasting durability. Shopping for OEM Engine Oil Cooler for your Toyota RAV4? Our website is your one-stop destination. We stock an extensive selection of genuine Toyota RAV4 parts. The price is affordable so you can save more. It only takes minutes to browse and find the exact fit. Easily add to cart and check out fast. Our hassle-free return policy will keep you stress-free. We process orders quickly for swift delivery. Your parts will arrive faster, so you can get back on the road sooner.

To ensure that the lubricant remains at the right viscosity and protects moving components, the Toyota RAV4 Engine Oil Cooler helps to reduce the oil temperature. It forces hot oil to pass through orifices enclosed by engine coolant to create an oil to water Engine Oil Cooler. Connection to the cooling system allows the Engine Oil Cooler to heat oil quickly but limit maximum temperature during vigorous driving. This control assists the RAV4 in preventing thermal failure during towing or climbing in extreme external temperatures. The coolant that is not maintained may block the water side of the Engine Oil Cooler and reduce the efficiency of heat transfer. Corrosion can expose leaks that combine oil and coolant and diminish protection, causing contamination within the two circuits. The Toyota RAV4 still has its limits even in extreme conditions, which the built-in Engine Oil Cooler is unable to handle. Regular maintenance of the cooling system in the Toyota RAV4 provides reliable operation. Stabilization of heat exchange is achieved by using Toyota approved coolant at the right level.

Toyota RAV4 Engine Oil Cooler Parts and Q&A

Transmission Cooler
16491-7A120
Q: How to service the Engine Oil Cooler on Toyota RAV4?
A:
The service process for the oil cooler begins by taking off the RH engine under cover followed by draining the engine coolant and continuing with removal of the front Exhaust Pipe generator oil dipstick Exhaust Manifold and front TWC assembly. Use Special Service Tool: 09228-06501 to remove the Oil Filter after you detach the heat protector from the water bypass pipe by unbolt the two nuts. The first step is to disconnect the bypass water hoses from the oil cooler before removing its union bolt and plate washer followed by the nut and oil cooler itself and extraction of the O-ring from the cooler. Check the oil cooler for damage and obstruction before replacing it when necessary. The installation process starts with clearance of the oil cooler contact area followed by O-ring replacement and as a first step install the oil cooler using the nut while applying thin engine oil to both threads and the relief valve head. Finally bolt the plate washer and torque it to 78 Nm (800 kgf-cm, 58 ft. lbs.). Secure the nut at 8.8 Nm strength while completing the water bypass hose connections to the oil cooler. Next follow these installation steps: the oil filter then mount the water bypass hose heat protector by securing it with bolt and two nuts followed by exhaust manifold and front TWC assembly then put the oil dipstick with generator along with front exhaust pipe. The first task involves adding engine coolant followed by a start of the engine to detect any leakage before inspecting the engine oil level and reinstalling the RH engine under cover.