2021 Toyota RAV4 Oil Capacity, Weight, and Filter Guide

The 2021 Toyota RAV4 takes exactly 4.5 quarts (4.3 liters) of 0W-16 synthetic oil when replacing both the oil and the oil filter. As an ASE-certified master technician, I’ve serviced countless fifth-generation RAV4s, and getting the exact oil specification right is critical for the longevity of Toyota's high-efficiency Dynamic Force engines.

Below is everything you need to know to perform a perfect oil change on your 2021 Toyota RAV4, whether you drive the standard gas model, the Hybrid, or the RAV4 Prime.

Quick answer

• Oil Capacity: 4.5 quarts (4.3 L) with a filter change.
• Recommended Weight: 0W-16 Advanced Full Synthetic (If 0W-16 is unavailable, 0W-20 may be used temporarily, but must be replaced with 0W-16 at the next oil change).
• Oil Specification: API SP / ILSAC GF-6B.
• OEM Oil Filter: Toyota 90915-YZZN1 (Note: Toyota moved back to a highly convenient spin-on filter for this generation, abandoning the older cartridge style).
• Aftermarket Oil Filters: Fram XG10358 (Ultra Synthetic), Wix 51394, or Mobil 1 M1-103A.

Capacity by engine option

The 2021 RAV4 lineup features a few different configurations, but because they are all based on the 2.5-liter A25A engine family, their oil capacities are essentially identical.

Oil change interval

Toyota recommends differing oil change intervals based on how you drive your RAV4:

• Normal Duty: 10,000 miles or 12 months (whichever comes first). This applies if you drive mostly on paved roads at sustained highway speeds without excessive idling.
• Severe Duty: 5,000 miles or 6 months (whichever comes first). You fall into this category if you frequently take trips under 5 miles in freezing temperatures, idle extensively, tow a trailer, drive on dirt/dusty roads, or use a car-top carrier.

Technician Tip: Even though Toyota allows 10,000-mile intervals under normal conditions, many technicians (myself included) strongly prefer 5,000-mile intervals to maximize the lifespan of the variable valve timing (VVT-iE) system.

Drain plug torque

• Drain Plug Torque: 30 ft-lbs (40 Nm).
• Crush Washer: Always use a new 12mm crush washer (Toyota part number 90430-12031). Do not reuse the old aluminum/felt washer, or you risk a slow driveway leak.

How to change the oil

1. Prepare the vehicle: Park on level ground, apply the parking brake, and raise the front of the vehicle using ramps or a jack and secure it with jack stands.
2. Access the components: Remove the metallic access panel under the engine (held on by a few 10mm bolts and push-clips) to reach the oil pan and filter.
3. Drain the oil: Position your catch pan. Use a 14mm socket or wrench to remove the drain plug. Let the oil drain completely.
4. Replace the drain plug: Install a new crush washer on the drain plug, thread it in by hand, and torque it to 30 ft-lbs.
5. Replace the oil filter: Position the drain pan under the filter. Unscrew the old spin-on filter. Lubricate the rubber gasket of the new filter with a dab of fresh oil. Spin the new filter on until the gasket makes contact, then tighten it 3/4 to 1 full turn by hand.
6. Refill the oil: Remove the oil filler cap under the hood and pour in exactly 4.5 quarts of 0W-16 synthetic oil.
7. Check and run: Replace the cap, start the engine, and let it run for a minute to build oil pressure. Check underneath for leaks. Turn off the engine, wait five minutes, and verify the fluid level on the dipstick is at the upper dot.

Common issues / tips

For the 2021 generation, Toyota made oil changes incredibly friendly for DIYers by returning to a standard spin-on filter (unlike the messy plastic cartridge housings of the 2013–2018 models).

A key tip for the RAV4 Hybrid and RAV4 Prime: because the gas engine shuts off frequently, these engines take a bit longer to get hot. This makes using the ultra-thin 0W-16 oil absolutely mandatory to ensure immediate lubrication during frequent stop-start cycles. Using thicker oils long-term can trigger check engine lights related to the VVT system and will reduce your fuel economy.

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