LexusGS450h2014Overview/lexus/gs450h/2014/base/

2014 Lexus GS450h

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2014 GS450h.

Body SUVTransmission Automatic (AV-S8)

The 2014 Lexus GS450h is an SUV that requires 6.7 qt of 0W‑20 API oil and is paired with an Automatic (AV‑S8) transmission, achieving EPA fuel‑economy ratings of 29 mpg city, 34 mpg highway and 31 mpg combined. Across its 2007‑2017 production span the 2014 model recorded only 13 total owner complaints, the lowest figure in that period, with no recalls and the most frequently reported problem area listed as Unknown Or Other. Compared with the peak complaint year of 2007, which generated 48 reports, the 2014 year shows a marked improvement in reliability for the lineup.

Model year201820172016201520142013201120102009

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity6.7 qtOEM · verified
Engine oil type0W-20 APIOEM · verified
Lug nut torque76 ft-lbsOEM · verified
EPA fuel economy29/34/31 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI S65D26L Hybrid · 360 CCA battery, OE oil filter 9030179006. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI S65D26L Hybrid · 360 CCAOEM · verified
Tail / brake / turnAOEM · verified
Tire sizeP235-45R18OEM · verified
Wheel / rim8.0 inOEM · verified

OE service part numbers OEM · verified

Engine oil filter9030179006 alt 04152YZZA3
Engine air filter1780131170
Spark plug9091901263
Battery2880031411
Front wiper blades8522230650 alt 8521230480
Serpentine belt9091602703
Thermostat1632631050 alt 1603131020
Cabin air filter8713930100

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic (AV-S8)

Ratings & economy EPA / vPIC

EPA city / highway / combined29 / 34 / 31 mpg
DrivetrainRear-Wheel Drive
Passenger volume99 cu ft
Cargo volume13 cu ft
Recommended fuelPremium Gasoline

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 6.7 qt of 0W-20 API engine oil, GL-5 in the differential. Torque lug nuts to 76 ft-lbs, the oil drain plug to 30.0 ft-lbs. The firing order is 1-2-3-4-5-6.

Lubricants & capacities

Differential Gear OilGL-5
Differential Gear Oil Capacity1.48 Pints
Engine Oil0W-20 · API
Engine Oil Capacity6.7 qt

Engine torques

Crankshaft Pulley and/or Damper Bolts184 ft-lbs
Engine Flywheel Bolts61 ft-lbs
Engine Oil Pan Drain Plug30.0 ft-lbs

Chassis torques

Lug Nuts76 ft-lbs
Rear Wheel Hub214 ft-lbs

Ignition

Cylinder Firing Order1-2-3-4-5-6
Curb Idle Speed (No Load)1000 rpm
Curb Idle Speed Variance (No Load)50 rpm
Ignition Timing8-12, Not adjustable degrees
Ignition Timing Reference RPMIdle rpm

Battery & A/C

RefrigerantR134a
Refrigerant Capacity.99-1.21 lbs
Oil TypeND 11 oil or equivalent
Oil Capacity4.57 oz
Standard BCI Group NumberS65D26L Hybrid
Standard BCI Cranking Performance360 cca

Service checks

Residual Pressure21.0 psi
Injector Primary Resistance1.9 @ 68 degreesF ohms
Injector Primary Resistance3-100 Motor ohms
Engine Compression102-145 PSI. 29 maximum variation PSI.

Brakes

Brake ApplicationWITH FN3 (16 inch) CALIPER PR NOS. 1LH/1ZG
Torque to Knuckle100 ft-lbs / 92 ft-lbs
Torque Caliper to Bracket20 ft-lbs
Minimum Pad ThicknessFront: 0.039; Rear: 0.040 in
Rotor Runout Limit0.002 in
Rotor Nominal Thickness From0.709 in / 1.181 in
Rotor Nominal Thickness To0.709 in / 1.181 in
Rotor Discard at or Under0.65 in / 1.062 in

Multi-step torque procedures OEM · verified

Main Bearings — tightening sequence 1 stages
145 ft. lbs., Step 2: 9045 ft. lbs

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 10,000 mi; spark plugs every 60,000 mi; coolant every 50,000 mi. The big-interval services (every 50,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

At 5,000 miUniversal Vehicle Operation (inspect all fluid levels)
Every 5,000 miBrake System (inspect) · Floor Mat (inspect) · Tire & Wheel Assembly (rotate) · Universal Vehicle Operation (road test) · Windshield Wiper Blade (inspect)
Every 10,000 miCabin Air Filter (replace) · Engine Oil (drain & refill) · Engine Oil Filter (replace) · Universal Vehicle Operation (inspect all fluid levels)
Every 15,000 miAccessory Drive Belt (inspect) · Brake Line (inspect) · CV Joint Boot (inspect) · Differential (inspect fluid level) · Engine Coolant System (inspect fluid level) · Exhaust System (Complete) (inspect)
Every 30,000 miBrake Hydraulic System (drain, refill & bleed) · Brake Rotor (inspect) · Engine Air Filter Element (replace) · Fuel Evaporative Emission Control System Lines (inspect) · Fuel Line (inspect) · Fuel Tank (inspect)
Every 50,000 miEngine Coolant System (drain, flush & refill)
At 60,000 miAccessory Drive Belt (inspect)
Every 60,000 miSpark Plugs (replace)
At 100,000 miEngine Coolant System (drain, flush & refill)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The 2014 Lexus GS450h sits in a period of markedly lower complaint activity compared to the earlier 2007–2008 models, which recorded 48 and 22 complaints respectively, and the 2013 spike to 17 complaints. Its complaint count of 5 in 2014 is only slightly higher than the 1 complaint reported in 2012, and it precedes the 1‑complaint year of 2015, indicating a relatively stable trend. Recall activity for the 2014 model is zero, matching the 2013, 2015, and 2017 years, and the investigations remain at one each year, suggesting no major safety issues arose. The top complaint areas for 2014—“Unknown Or Other” (3), “Air Bags” (2), and “Service Brakes” (1)—are all minor and isolated, with no fire complaints reported. Given the low recall and investigation numbers, and the modest complaint profile, 2014 appears to be a sound year to purchase, provided a thorough pre‑purchase inspection is performed.

0
Open recalls
NHTSA campaigns
239
Service bulletins
Manufacturer communications
1
ODI investigations
Office of Defects Investigation
13
Owner complaints
3 involved a crash · 0 a fire
NHTSA crash-test rating federal NCAP · out of 5 stars
Overall★★★★
Frontal★★★★
Side★★★★★
Rollover★★★★
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 13 complaints on record, top 8 components.

Unknown Or Other3
Air Bags2
Service Brakes1
Service Brakes, Hydraulic1
Structure1
Tires1
Power Train1
Fuel/Propulsion System1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.

Technical service bulletins NHTSA · verified

Showing 5 of 239 bulletins on record with NHTSA.

BulletinDateComponentSummary
L-SB-0030-24 Rev22025-12-15StructureSome 2005 – 2026 Lexus vehicles that have undergone water intrusion may exhibit a…
L-SB-0043-23 Rev12025-06-13Electrical SystemThe air conditioning dye injection tool kit has been developed to aid in identifying the…
L-SB-0017-19 Rev12025-02-07StructureSome 2010 – 2026 model year Lexus vehicles may exhibit paint stains after the removal of…
L-SB-0017-19 Rev12025-02-07StructureSome 2010 – 2026 model year Lexus vehicles may exhibit paint stains after the removal of…
L-SB-0030-24 Rev12024-07-29StructureSome 2005 – 2024 Lexus vehicles that have undergone water intrusion may exhibit a…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific GS450h. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

How much oil does the 2014 GS450h take?

6.7 qt of 0W-20 API, per the factory manual.

Does the 2014 GS450h have open recalls?

NHTSA lists 0 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the GS450h get?

EPA figures are 29 city / 34 highway / 31 combined mpg.