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2021
New 2026
Used 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006

Lexus RX Hybrid

EPA MPG: 30 mpg
RECALL ALERT:
There is 1 recall on this vehicle. Learn More.
View 2021 Lexus RX Hybrid gallery

Reliability

Overall Reliability

The 2021 RX Hybrid is more reliable than other cars from the same model year.

The 2021 Lexus RX Hybrid has been recalled 1 time by NHTSA. View Recalls
Most Common Trouble Spots
Common Trouble Spot
Common Trouble Spot
See all 2021 Potential Trouble Spots

Owner Reported Trouble Spots

The Reliability score is based on our latest subscriber survey of 2021 Lexus RX Hybrid owners. The owner comments describe problems respondents experienced with this vehicle.

Exhaust

Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.

What Owners Say

Other/unsure

"Rear wiper motor. Cost was exorbitant to replace or trouble shoot"

Anonymous, NC (2021 Lexus RX Hybrid 450h 3.5-L V6 hybrid)

Suspension/Steering

Shocks or struts, ball joints, tie rods, wheel bearings, alignment, steering linkage (includes rack and pinion), power steering (pumps and hoses, leaks), wheel balance, springs or torsion bars, bushings, electronic or air suspension.

What Owners Say

Shocks or struts

"When test driving the vehicle in February of 2025, I felt a suspension knocking in the front drivers side. I informed the sales person who had a dealership mechanic check. It was determined the strut was bad. The strut was replaced at no cost before I purchased the vehicle."

Anonymous, WI (2021 Lexus RX Hybrid 450h 3.5-L V6 hybrid)

In-car Electronics

Infotainment system (audio, GPS, phone), rear entertainment system, backup or other camera/sensors, head-up display.

What Owners Say

Apple CarPlay

"We are unable to get Apple Car play to work with the iPhone navigation apps."

Anonymous, NC (2021 Lexus RX Hybrid 450h 3.5-L V6 hybrid)

Drive System

Driveshaft or axle, CV joint, differential, transfer case, four-wheel-drive/all-wheel-drive components, driveline vibration, electrical failure, traction control, electronic stability control.

What Owners Say

Driveshaft or axle

"Bad front wheel bearing"

Anonymous, FL (2021 Lexus RX Hybrid 450h 3.5-L V6 hybrid)

Electrical Accessories

Cruise control, clock, warning lights, body control module, keyless entry, wiper motor or washer, tire pressure monitor, interior or exterior lights, horn, gauges, 12V power plug, USB ports, alarm or security system, remote engine start, heated or cooled seats, heated steering wheel, headlights, automatic headlights, automatic wipers, wireless charging pad.

What Owners Say

Other electrical system problem

"On several occasions the car failed to start, sometimes after being turned off for 10 minutes, sometimes for 2 days of non-use."

Anonymous A., ON (2021 Lexus RX Hybrid 450h 3.5-L V6 hybrid)

EV Battery

Electric/hybrid battery pack failure, replacement or malfunction, or cooling.

Engine Major

Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.

Body Hardware

Windows, locks and latches, doors or sliding doors, tailgate, trunk or hatch, mirrors, seat controls (power or manual), seat belts, sunroof, convertible top, glass defect.

Engine Cooling

Radiator, cooling fan, water pump, thermostat, antifreeze leaks, overheating.

Paint/Trim

Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.

Engine Minor

Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.

Noises/Leaks

Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.

Transmission Minor

Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.

Transmission Major

Transmission rebuild or replacement, torque converter, premature clutch replacement.

Engine Electrical

Alternator, starter, hybrid battery replacement, hybrid battery related systems, regular battery, battery cables, engine harness, coil, ignition switch, electronic ignition, spark plugs and wires failure, auto stop/start.

Climate System

AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.

Brakes

Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.

Fuel System/Emissions

Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.

2021 SUVs Reliability

This Car
vs. Similar Cars

Lexus vs. Other New Car Brands Reliability

See How Other Brands Stack up
Reliability History
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Overall Reliability Verdict
POTENTIAL TROUBLE SPOTS
Powertrain
Electric Motor
EV Battery
Engine Major
Engine Minor
Engine Cooling
Engine Electrical
Transmission Major
Transmission Minor
Drive System
Fuel System/Emissions
Exhaust
Suspension/Steering
Brakes
Climate System
Build Quality
Electrical Accessories
Body Hardware
Paint/Trim
Noises/Leaks
In-car Electronics
Reliability indicates how models have performed in the past, providing the basis for predicting how the vehicles will hold up in the year ahead. These charts provide the most comprehensive reliability information available to consumers. Based on information received from our latest subscriber survey for about 380,000 vehicles, our reliability history charts give you a rundown on how 2000 through 2025 vehicles are holding up in 20 potential trouble spots, ranging from the engine, transmission, electric motor, EV charging, and brakes, to power equipment and the electrical accessories.

Learn more about car Reliability.

Recalls
PROVIDED BY Provided by NHTSA
AIR BAGS
Dec 20, 2023
An air bag that does not deploy during a crash increases the risk of injury.
Read Recall Details
Summary:
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.
What should you do:
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.
For more information:
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
NHTSA CAMPAIGN ID Number: 23V865000
Potential Number of Units Affected: 999901
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