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2020 Lexus RX maintenance schedule

The 2020 RX is part of the AL20 generation (2016-2022), sold as an SUV. Below: its service intervals with the source behind each one, the fluids it takes, the problems owners report for this year, and the NHTSA recalls issued for it.

Service schedule

What the 2020 RX needs, and when

All 6 of these items come from Lexus's own published schedule. Manufacturer rows link to Lexus's own schedule, Independent rows to a service shop or parts retailer's published guide.

ServiceIntervalSource
Engine oil and filter10,000 mi / 1 yearManufacturer
Brake fluid30,000 mi / 3 yearsManufacturer
Engine coolant100,000 mi / 10 yearsManufacturer
Transmission fluidNo scheduled replacementManufacturer
Spark plugs (3.5 L V6)60,000 mi / 6 yearsManufacturer
EV coolant loops150,000 mi / 15 yearsManufacturer

Intervals are for normal driving; towing, short trips, extreme heat or dust shorten them. Services we could not find an interval for are left off rather than guessed.

Fluids and engines

What goes in it

Powertrains in this generation

  • 3.5 L 6-cyl, 295 hp, 8-speed auto, FWD / AWD
  • 3.5 L 6-cyl hybrid, eCVT, AWD

Confirm the exact spec against the owner's manual or the label under the hood; capacities vary by engine and drivetrain.

Known problems

What 2020 RX owners run into

Problems reported for this model year, with the mileage they tend to show up at. Buying past a window is not automatically a pass - it just needs to be priced in.

Oil pump failure

high severity

$3,634-$4,849 to fix

Low oil pressure warning

Source: carbuzz.com

Front timing-cover oil leak

medium severity

80,000-130,000 mi · $1,500-$3,300 to fix

Oil seepage

Source: clublexus.com

Safety recalls

2 NHTSA recalls for the 2020 Lexus RX

From NHTSA's recall database, matched by model and year. Recall repairs are free at Lexus dealers, and a given car may already be fixed or fall outside a campaign, so check the VIN at nhtsa.gov/recalls before you buy.

Air bags

NHTSA 23V865000

December 2023

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2020-2021 Avalon, Avalon Hybrid, Corolla, Highlander, Highlander Hybrid, RAV4, RAV4 Hybrid, Lexus ES350, Lexus RX350, Lexus RX450H, 2021 Sienna Hybrid, Lexus ES250, 2020-2022 Camry, Camry Hybrid, and ES300H vehicles. A short circuit may develop in the Occupant Classification System (OCS) sensor, preventing the front passenger air bag from deploying.

Remedy: Dealers will inspect and replace the sensor as necessary, free of charge. Interim letters notifying owners of the safety risk were mailed in February 2024. Some final remedy owner letters were mailed October 31, 2024. Letters will continue to be mailed in phases through January 2026. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's number for this recall is 23TB15/23TA15 Lexus 23LB03/23LA03.

Fuel system, gasoline

NHTSA 20V682000

November 2020

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018-2019 4Runner, 2019-2020 Avalon, 2019 Corolla Hatchback, 2017-2019 Highlander, 2018-2020 Camry, 2020 Corolla, 2018-2019 Land Cruiser, 2017-2020 Tacoma, 2019-2020 RAV4, 2019-2020 Sequoia, 2017-2020 Sienna, 2019-2020 Tundra, 2018-2020 Lexus ES350, 2017 Lexus GS200t, 2017-2019 Lexus GS350, 2019 Lexus GS300, 2018-2020 Lexus LC500h, 2019-2020 Lexus LS500, 2018-2019 Lexus GX460, 2017 Lexus IS200t, 2019 Lexus IS300, 2019 Lexus IS350, 2018-2020 Lexus LC500, 2018 Lexus LS500, 2019 Lexus LS500h, 2018-2019 Lexus LX570, 2017 Lexus RC200t, 2019 Lexus RC300, RC350, 2017 and 2019-2020 Lexus RX350, 2018-2020 RX350L, 2019 Lexus UX200, 2018-2019 Lexus NX300 vehicles. The low-pressure fuel pump inside the fuel tank may fail.

Remedy: Toyota will notify owners, and dealers will replace the fuel pump assembly with an improved one, free of charge. Owners of specific models were notified that remedy parts were available starting January 21, 2021. Owners of other models will be notified as remedy parts become available. Remedy parts should be available for all affected vehicles by late March 2021. Owners may contact Toyota customer service at 1-888-270-9371 or Lexus customer service at 1-800-255-3987. Note: This recall is an expansion of recall 20V-012. Toyota's number for this recall is 20TA02. Lexus' number for this recall is 20LA01.

Running costs

What maintenance typically costs

A typical year of maintenance
$550

Typical US independent-shop estimates for this generation; they vary by region and condition.

Other RX model years

AL20 (2016-2022)

2016201720182019202020212022

Shopping new? The Lexus RX guide covers the current model, with what it costs to keep for 1 to 15 years.

Sources

Researched 2026-09-22. Modeling, not mechanic advice - always confirm against your car's owner's manual and service records.

Running an RX for income?

Carlyle scores the exact listing on cost per remaining mile and projected Turo income, so you know what a 2020 RX earns before you buy it.

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