LexusGS4002000Overview/lexus/gs400/2000/base/

2000 Lexus GS400

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2000 GS400.

The 2000 Lexus GS400, which requires 5.5 quarts of 5W-30 API engine oil, stands as a notably stable reference point for researchers evaluating the model's evolution. The vehicle logged zero recalls and just eight total owner complaints, with Vehicle Speed Control identified as the top complaint area. Within the model's 1994–2000 complaint history, this iteration falls far closer to the 1994 low of a single complaint than the 1998 peak of thirty-two, cementing the 2000 model year as a highly reliable and matured chapter in the vehicle's lineage.

Model year200019991998

Quick specs

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

Engine oil capacity5.5 qtOEM · verified
Engine oil type5W-30 APIOEM · verified
Lug nut torque76 ft-lbsOEM · verified

Fitment & sizes

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

From the factory this vehicle uses a BCI 24 · 585 CCA battery, OE oil filter 90915YZZD3. 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 24 · 585 CCAOEM · verified
Tail / brake / turnHEADOEM · verified
Tire sizeP245-40R18OEM · verified
Wheel / rim8-JJ inOEM · verified

OE service part numbers OEM · verified

Engine oil filter90915YZZD3
Engine air filter1780150030
Fuel filter2330074330 alt 2321746090
Spark plug9008091180
Front wiper blades8522230560 alt 8521253061
Serpentine belt9091602586
Thermostat9091603100 alt 1634650010
Cabin air filter8713948030

Service quick specs OEM factory data

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

This engine holds 5.5 qt of 5W-30 API engine oil, 80W-90 · GL-5 in the differential. Torque lug nuts to 76 ft-lbs. The firing order is 1-8-4-3-6-5-7-2.

Lubricants & capacities

Differential Gear Oil80W-90 · GL-5
Differential Gear Oil Capacity3 Pints
Engine Oil5W-30 · API
Engine Oil Capacity5.5 qt

Engine torques

Crankshaft Pulley and/or Damper Bolts181 ft-lbs
Engine Flywheel Bolts61 ft-lbs

Chassis torques

Lug Nuts76 ft-lbs
Front Wheel Hub147 ft-lbs
Rear Wheel Hub213 ft-lbs

Ignition

Cylinder Firing Order1-8-4-3-6-5-7-2
Curb Idle Speed (No Load)750 rpm
Curb Idle Speed Variance (No Load)50 rpm
Spark Plug Gap0.039-0.0.043 in
Spark Plug Torque13.0 ft-lbs

Battery & A/C

RefrigerantR134a
Refrigerant Capacity1.21-1.43 lbs
Oil GroupPAG
Oil Type46
Oil Capacity4.20 oz
Standard BCI Group Number24
Standard BCI Cranking Performance585 cca

Service checks

Pressure Test17 psi
Radiator Cap Pressure Relief14-18 psi
Thermostat Opening Temperature176-183 °F
Residual Pressure21.0 psi
Injector Primary Resistance13.4-14.2 @ 68 degreesF ohms
Engine Compression142-178 PSI. 14 maximum variation PSI.
Intake Valve Lash0.006-0.010 in
Exhaust Valve Lash0.010-0.014 in

Brakes

Torque Caliper to Bracket87 ft-lbs
Torque to Knuckle76 ft-lbs / 77 ft-lbs
Minimum Pad ThicknessFront: 0.039; Rear: 0.040 in
Rotor Runout Limit0.002 in
Rotor Nominal Thickness From1.26 in / 0.472 in
Rotor Nominal Thickness To1.26 in / 0.472 in
Rotor Discard at or Under1.181 in / 0.413 in

Multi-step torque procedures OEM · verified

Camshaft Bearing/Carrier Cap Bolts or Studs — tightening sequence 1 stages
13 ft. lbs., Step 2: 9 ft. lbs., Step 3: 12 ft. lbs.3 ft. lbs
Connecting Rod (Large End) Bearings — tightening sequence 1 stages
118 ft. lbs., Step 2: 9018 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 7,500 mi; spark plugs at 120,000 mi; coolant every 30,000 mi. The big-interval services (every 30,000 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.

Every 7,500 miEngine Oil (drain & refill) · Engine Oil Filter (replace) · Tire & Wheel Assembly (rotate)
Every 15,000 miAccessory Drive Belt (inspect) · Axle Shaft Oil Seal (inspect) · Body Latches, Locks & Hinges (inspect) · Brake System (inspect) · CV Joint Boot (inspect) · Cabin Air Filter (replace)
Every 30,000 miBrake Hydraulic System (drain, refill & bleed) · Engine Air Filter Element (replace) · Engine Coolant System (drain, flush & refill) · Fuel Line (inspect) · Fuel Tank (inspect)
At 60,000 miAccessory Drive Belt (inspect)
Every 60,000 miEngine Valves (inspect valve lash)
Every 90,000 miTiming Belt (replace)
At 120,000 miSpark Plugs (replace)

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 2000 Lexus GS400 sits in a clear downward trend of complaints and recalls across its generation. Federal data shows complaints dropped from 32 in 1998 to 8 in 2000, while recalls fell from one in 1998 to zero in both 1999 and 2000. The number of technical service bulletins (TSBs) also declined steadily, from 69 in 1998 to 45 in 2000, indicating that Lexus addressed many early-production issues. The 2000 model year itself has only one open investigation, no recalls, and a low complaint count concentrated in minor areas like speed control and tires. This places the 2000 GS400 at the mature, most-refined point of the generation arc, where early teething problems have been resolved. **Verdict: This is a strong year to buy, offering the best reliability record of the GS400 run based on the available data.**

0
Open recalls
NHTSA campaigns
45
Service bulletins
Manufacturer communications
1
ODI investigations
Office of Defects Investigation
8
Owner complaints
1 involved a crash · 0 a fire
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 8 complaints on record, top 6 components.

Vehicle Speed Control2
Tires2
Electrical System,Vehicle Speed Control1
Air Bags1
Service Brakes, Hydraulic1
Suspension1

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 45 bulletins on record with NHTSA.

BulletinDateComponentSummary
Safety Recall 222022-04-13EquipmentLexus Safety Recall and Service Campaign - Technician Certification Requirements 4.13.2022
Lexus PRO19-02 -2022-01-12TiresPOL: This consolidated Tire Warranty Guide contains the complete warranty terms for all…
L-SB-0002-20 Rev2020-08-05EngineTSB: Vehicles may display evidence of a fluid leak or fluid seep from powertrain…
L-SB-0002-20 Rev2020-08-05Power TrainTSB: Vehicles may display evidence of a fluid leak or fluid seep from powertrain…
Lexus Safety Re2020-05-01EquipmentSafety Recall and Service Campaign - Technician Certification Requirements

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 GS400. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
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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 2000 GS400 take?

5.5 qt of 5W-30 API, per the factory manual.

Does the 2000 GS400 have open recalls?

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