Is the 2012 Lexus RX reliable?

The 2012 Lexus RX has 18 complaints filed with NHTSA (0.5x the segment average). Our reliability verdict: excellent. Most common issue: ELECTRICAL problems.

What are common problems with the 2012 Lexus RX?

Top problems: ELECTRICAL (3 complaints, avg repair $500); OTHER (2 complaints, avg repair $500); ENGINE (2 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2012 Lexus RX?

No recalls have been issued for the 2012 Lexus RX.

How much does it cost to fuel a 2012 Lexus RX?

The 2012 Lexus RX gets 21 MPG combined. At current US average gas prices, driving 12,000 miles per year costs roughly $2286. See the interactive fuel cost calculator on this page for state-specific pricing.

Is the 2012 Lexus RX often stolen?

Theft risk tier for the Lexus RX: low. HLDI insurance loss data suggests lower-than-average theft claims for this model.

How much does it cost to insure a 2012 Lexus RX?

Estimated US average full-coverage insurance for the 2012 Lexus RX is approximately $1,871/year (suv-luxury class). Actual quotes vary heavily by state, driver age, driving record, and credit — see the interactive insurance estimator on this page for state-specific pricing.

2012 Lexus RX

Problems, Recalls & Reliability Report

Excellent Reliability

Quick Summary

The 2012 Lexus RX has 18 owner complaints filed with NHTSA — that's 0.5x the segment average of 39. The most common issue is electrical problems (17% of all complaints), specifically: the engine shuts off for a second while driving.

Total Complaints

Recalls Issued

—/5

Safety Stars

0.5x

vs Segment Avg

Known Problems(top 5 of 8)

ELECTRICAL

3 complaints

17%

• The engine shuts off for a second while driving
• My car powers off while driving and then cuts back home within a second. It also has electrical issues the lights so flash during the night when you’re driving and then the front and shakes so bad that it shakes you just about off the road when you hit the brakes
• Odometer Fraud. The contact owns a 2012 Lexus RX350. The contact purchased the vehicle, and it was discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of the purchase, the mileage was 127,832. The contact stated that at the time of registration, it was discov

Typical onset: 50K miles Est. repair: $500

“The engine shuts off for a second while driving”

— NHTSA complaint filing

Low theft risk

Low theft rates typically correlate with lower comprehensive-coverage insurance premiums.

Source: NICB Hot Wheels 2025 report + HLDI theft loss studies. Model-year ranking; not all years of this model have identical risk.

Fuel Cost Calculator for 2012 Lexus RX

Live EIA prices

Annual miles driven: 12,000

Your state (affects local gasoline price)

Per year

$2,286

Per month

$191

Per mile

19.1¢

MPG

City driving (worst-case MPG)

$2,667/yr

Highway driving (best-case MPG)

$1,920/yr

Based on EPA fuel-economy ratings and EIA weekly retail prices (2026-07-20). Real-world cost varies with driving style, trim/engine, terrain, and traffic.

5-Year Gas Price History

EIA weekly retail data · 2021 → today

Show:

Current

$4.00

5-year low

$2.78

5-year high

$5.01

Since 2021

+27%

Source: US Energy Information Administration weekly retail gasoline prices.

Estimated Insurance Cost for 2012 Lexus RX

Estimate only, not a quote. Modeled from NAIC + HLDI averages for a hypothetical 35-year-old driver with clean record + full coverage. Your actual quote depends heavily on your age, driving history, credit, ZIP code, and insurer.

Your state (affects local premium average)

Full coverage / year

$1,871

Full coverage / month

$156

Liability only / year

$732

vs US avg

+12%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (suv-luxury)1.35x

× theft risk0.90x

× safety rating1.00x

× vehicle age0.92x

= Full coverage estimate$1871

Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.

Maintenance & Warranty

Recommended Lexus RX Service Intervals

Oil change

10K mi / 12 mo

Tire rotation

5K mi

Brake fluid

30 months

Transmission fluid

60K mi

Engine coolant

100K mi

Spark plugs

120K mi

Cabin air filter

30K mi

Engine air filter

30K mi

Differential (AWD/4WD)

60K mi

Toyota Motor Corporation-recommended 10K interval with 0W-20 synthetic. Hybrid models use conventional service intervals; battery is 10-year warranty.

"Severe service" conditions (heavy towing, extreme temps, city stop-and-go) typically halve these intervals. Always consult your vehicle's owner's manual for the authoritative schedule.

Lexus New-Vehicle Warranty Coverage

Bumper-to-bumper (basic)

4 yr / 50K mi

Powertrain

6 yr / 70K mi

Hybrid/EV battery

10 yr / 150K mi

Corrosion (rust perforation)

6 yr / unlimited mi

Roadside assistance

4 yr / unlimited mi

Hybrid battery is now 10yr/150K miles for 2020+ hybrids

These are the terms for a new Lexus. If you're buying a used 2012 RX, remaining coverage is usually pro-rated from the vehicle's original in-service date. Not all coverage transfers between owners — check with a Lexus dealer for VIN-specific remaining warranty.

Estimated Repair Costs

ELECTRICAL(~50K mi)

$500

OTHER(~50K mi)

$500

ENGINE(~50K mi)

$500

BRAKES(~50K mi)

$500

TRANSMISSION(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 18 owner complaints for this specific year, here's what to check or ask about:

☐
ELECTRICAL: The engine shuts off for a second while driving
Typically appears around 50K miles. Repair cost ~$500
☐
OTHER: Lexus never informed me or the dealer that the hatchback lift will fail if the weather is below 60 degrees. Sometimes even warmer. I replaced the hatchback lift when I was up in WV and loading up my vehicle and the hatchback almost knocked me out! It happened on several occasions. When I called
Typically appears around 50K miles. Repair cost ~$500
☐
ENGINE: October 20, '23 Our recent DEAD STOP! Whistle blower! Did you know that when the alternator goes out on a Lexus, that the car draws down energy from the battery to keep the car going? That's only for about a mile or so, then the car shuts down! You can't steer and THE ENGINE STOPS RUNNING and you
Typically appears around 50K miles. Repair cost ~$500
☐
BRAKES: The contact owns a 2012 Lexus RX350. The contact stated while driving 70 MPH, the ABS warning light illuminated, and the ABS seized. The contact was able to coast to the side of the road. The vehicle was restarted and functioned as intended. The vehicle was taken to the dealer; however, no cause for
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)