Is the 2014 Lexus IS 350C reliable?

The 2014 Lexus IS 350C has 5 complaints filed with NHTSA (0.8x the segment average). Our reliability verdict: excellent. Most common issue: ENGINE problems.

What are common problems with the 2014 Lexus IS 350C?

Top problems: ENGINE (2 complaints, avg repair $500); FUEL SYSTEM (1 complaints, avg repair $500); OTHER (1 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2014 Lexus IS 350C?

Yes, there are 3 recall(s): AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE, AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE, FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS. Contact any Lexus dealer to verify if recalls have been completed on your specific vehicle.

How much does it cost to fuel a 2014 Lexus IS 350C?

The 2014 Lexus IS 350C gets 22 MPG combined. At current US average gas prices, driving 12,000 miles per year costs roughly $2182. See the interactive fuel cost calculator on this page for state-specific pricing.

How much does it cost to insure a 2014 Lexus IS 350C?

Estimated US average full-coverage insurance for the 2014 Lexus IS 350C is approximately $1,971/year (sedan-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.

2014 Lexus IS 350C

Problems, Recalls & Reliability Report

Excellent Reliability

Quick Summary

The 2014 Lexus IS 350C has 5 owner complaints filed with NHTSA — that's 0.8x the segment average of 6. The most common issue is engine problems (40% of all complaints), specifically: loud engine noise when at idle. dealerships told me injectors are loud on all is350 fsports. noise is ridiculous and cannot be normal. its had the same noise since we purchased with 20000miles and it now has 57000 and noise is louder.. There are 3 recalls issued for this model year.

Total Complaints

Recalls Issued

—/5

Safety Stars

0.8x

vs Segment Avg

Known Problems(top 4 of 4)

ENGINE

2 complaints

40%

• LOUD ENGINE NOISE WHEN AT IDLE. DEALERSHIPS TOLD ME INJECTORS ARE LOUD ON ALL IS350 FSPORTS. NOISE IS RIDICULOUS AND CANNOT BE NORMAL. ITS HAD THE SAME NOISE SINCE WE PURCHASED WITH 20000MILES AND IT NOW HAS 57000 AND NOISE IS LOUDER.
• I TOOK THIS CAR TO THE LEXUS SO MANY TIME I AM GETTING A SULFATE SMELL FROM THE CAR WHEN EVER I TRY TO GO LITTLE BIT FAST IT'S MAKE NOT TO BREATH IN THE CAR A I ALMOST GOT CHOCK OF THE SMELL AND WHEN I WAS DRIVING TODAY WITH MY FAMILY IS HAVE TO PULL UP ON A HIGHWAYS EVERY ONE START THROUGH UP

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

“LOUD ENGINE NOISE WHEN AT IDLE. DEALERSHIPS TOLD ME INJECTORS ARE LOUD ON ALL IS350 FSPORTS. NOISE IS RIDICULOUS AND CANNOT BE NORMAL. ITS HAD THE SAME NOISE SINCE WE PURCHASED WITH 20000MILES AND IT NOW HAS 57000 AND NOISE IS LOUDER.”

— NHTSA complaint filing

Recalls (3)

AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE09/01/2019

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2014-2016 Toyota 4Runner, 2014-2015 Scion xB, Lexus IS350C, IS250C, 2014 Toyota Sienna, Lexus IS-F, and 2014-2017 Lexus GX460 vehicles sold, or ever registered in the states of Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands or "Zone A." Toyota is also recalling certain 2011-2013 Toyota Corolla, Corolla Matrix, Lexus IS250, IS350, 2011-2016 4Runner, 2011-2015 Scion xB, Lexus IS350C, IS250C, 2011-2014 Toyota Sienna, Lexus IS-F, 2011-2017 Lexus GX460, and 2011-2012 Lexus ES350 vehicles ever registered in the states of Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia or "Zone B." Toyota is also recalling certain 2010-2013 Toyota Corolla, Corolla Matrix, Lexus IS350, 2010-2016 4Runner, 2010-2013 Lexus IS250, 2010-2015 Scion xB, Lexus IS350C, IS250C, 2010-2017 Lexus GX460, 2010-2014 Lexus IS-F, and 2010-2012 Lexus ES350 vehicles ever registered in the states of Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming or "Zone C." These vehicles are equipped with air bag inflators assembled as part of the passenger frontal air bag modules, used as original equipment or replacement equipment (such as after a vehicle crash necessitating replacement of the original air bags), that may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, temperature and temperature cycling.

Risk: An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.

Fix: Toyota will notify owners. Depending on the vehicle model, dealers will replace the front passenger air bag inflator, or replace the air bag assembly. The recall began February 15, 2019. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's numbers for this recall are "Zone A" Toyota: G0P, Lexus: GLG; "Zone B" Toyota: G0R, Lexus GLH; "Zone C" Toyota: H0A, and Lexus: HLA.

Fuel Cost Calculator for 2014 Lexus IS 350C

Live EIA prices

Annual miles driven: 12,000

Your state (affects local gasoline price)

Per year

$2,182

Per month

$182

Per mile

18.2¢

MPG

City driving (worst-case MPG)

$2,527/yr

Highway driving (best-case MPG)

$1,778/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 2014 Lexus IS 350C

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

$1,971

Full coverage / month

$164

Liability only / year

$710

vs US avg

+18%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (sedan-luxury)1.28x

× theft risk1.00x

× safety rating1.00x

× vehicle age0.92x

= Full coverage estimate$1971

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

Maintenance & Warranty

Recommended Lexus IS 350C 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 2014 IS 350C, 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

ENGINE(~50K mi)

$500

FUEL SYSTEM(~50K mi)

$500

OTHER(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

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

🔍 Pre-Purchase Inspection Checklist

Based on 5 owner complaints for this specific year, here's what to check or ask about:

☐
ENGINE: LOUD ENGINE NOISE WHEN AT IDLE. DEALERSHIPS TOLD ME INJECTORS ARE LOUD ON ALL IS350 FSPORTS. NOISE IS RIDICULOUS AND CANNOT BE NORMAL. ITS HAD THE SAME NOISE SINCE WE PURCHASED WITH 20000MILES AND IT NOW HAS 57000 AND NOISE IS LOUDER.
Typically appears around 50K miles. Repair cost ~$500
☐
FUEL SYSTEM: LOUD ENGINE NOISE WHEN AT IDLE. DEALERSHIPS TOLD ME INJECTORS ARE LOUD ON ALL IS350 FSPORTS. NOISE IS RIDICULOUS AND CANNOT BE NORMAL. ITS HAD THE SAME NOISE SINCE WE PURCHASED WITH 20000MILES AND IT NOW HAS 57000 AND NOISE IS LOUDER.
Typically appears around 50K miles. Repair cost ~$500
☐
OTHER: LOUD ENGINE NOISE WHEN AT IDLE. DEALERSHIPS TOLD ME INJECTORS ARE LOUD ON ALL IS350 FSPORTS. NOISE IS RIDICULOUS AND CANNOT BE NORMAL. ITS HAD THE SAME NOISE SINCE WE PURCHASED WITH 20000MILES AND IT NOW HAS 57000 AND NOISE IS LOUDER.
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: SUN ROOF NOT OPENING SOMETIMES. SUNROOF WANT OPEN WITH JUST A TOUCH OF BUTTON. WE HAVE TO HOLD BUTTON DOWN TO OPEN AND CLOSE.
Typically appears around 50K miles. Repair cost ~$500
☐
RECALLS: Verify all 3 recalls have been completed — free at any Lexus dealer
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)

Lexus IS 350C — Year Comparison

How does 2014 compare to other years? Fewer complaints = more reliable.

2014

5Excellent Reliability

Full years-to-avoid analysis →

NHTSA Safety Rating

No NHTSA safety rating available

At a Glance

Complaints: 5
Recalls: 3
Fire reports: 0
Crash reports: 0
Injury reports: 0
Segment avg: 6

Check a Specific VIN

See recalls for YOUR 2014 Lexus IS 350C

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