Auto Parts Search


      Over 40 million used auto parts online. Shop online for auto and truck parts and save up to 75%

Lexus GS300 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Lexus REPAIR SHOPS DON'T WANT YOU TO KNOW

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!

Help me findSearch

Select Year

2006200520042003
2002200120001999
1998199719961995
19941993

Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about Lexus GS300 car and truck repair procedures including Lexus engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your Lexus GS300 automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >
Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Lexus mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your Lexus GS300 vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR Lexus GS300 AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Lexus GS300 cars and light trucks from 1990+

Lexus -> Component Replacement & Adjustment -> THERMOSTAT, REPLACE -> ES 300 -> GS 300 & SC 300 -> LS 400 & SC 400
Vehicle: 1995 Lexus GS300 3.0 L6 GAS

ES 300

  • Drain engine coolant.
  • Remove air cleaner assembly, tag all hoses for installation reference.
  • Disconnect heater hose, hydraulic motor hose.
  • Disconnect engine electrical wire from water inlet, then disconnect engine coolant temperature sensor electrical connection.
  • Disconnect water inlet hose from water inlet and cylinder head.
  • Remove water inlet, then thermostat and gasket.
  • Reverse procedure to install. Torque water inlet nuts to 69 inch lbs.

GS 300 & SC 300

  • Drain engine coolant.
  • Remove two water inl...

CLICK HERE TO GET FULL ACCESS TO Lexus GS300 A/C & HEATER SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR Lexus GS300 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Lexus GS300 cars and light trucks from 1990+.

Disc Brakes -> Front Disc Brakes -> Caliper Service -> Assembly -> Caliper Overhaul -> Caliper, Replace -> Disassembly
Vehicle: 1994 Lexus GS300 3.0 L6 GAS

Caliper, Replace

  • Remove brake hose from caliper assembly, by removing union bolt and gaskets.
  • Remove caliper bolts from torque plate, then the caliper.
  • Remove brake pads and hardware as outlined in "Brake Pad Service."
  • Reverse procedure to install, noting the following:
    • Use new gaskets on union bolt and tighten union bolt to specifications.
    • Tighten caliper bolts to specifications.
    • Fill reservoir, then bleed brakes and check for leaks.

Caliper Overhaul

Disassembly
  • Remove calipers as outlined.
  • Remove cylinder boot set rings and cylinder boots.
  • Place a piece of cloth between piston and cal...

CLICK HERE TO GET FULL ACCESS TO Lexus GS300 BRAKE SERVICE PROCEDURES

FUEL FILTER REPLACEMENT PROCEDURES FOR Lexus GS300 AUTOMOBILES

Fuel filter replacement procedures with corresponding images for most domestic and imported Lexus GS300 cars and light trucks sold in the U.S. for 1980+.

Lexus -> Fuel Filter Replacement -> GS430, LS430, SC430 & 1998-06 GS300 -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 2006 Lexus GS300 3.0 V6 GAS

Fuel System Pressure Relief

  • Remove the rear seat cushion.
  • Remove the carpeting to access floor service hole cover.
  • Disconnect the fuel pump electrical connector.
  • Start the engine and let it idle until it stalls, then turn ignition OFF.
  • Disconnect the battery ground cable.

Removal & Installation

Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtu...

CLICK HERE TO GET FULL ACCESS TO Lexus GS300 FUEL FILTER REPLACEMENT PROCEDURES

DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Lexus GS300 AUTOMOBILES

Includes CV axle, universal joint, and driveline replacement, for domestic and imported Lexus GS300 cars and light trucks from 1990+.

CV AXLE SHAFT, Replace -> Front
Vehicle: 2001 Lexus GS300 3.0 L6 GAS

Front

  • Raise and support vehicle and support it with safety stands in proper locations.
  • Remove wheel nuts and rear wheels.
  • Remove suspension member brace bolts.
  • Remove split pin and driveshaft castle nut and washer from front hub.
  • Apply brake and remove axle hub nut.
  • Place reference mark on adjusting cam and lower suspension arm
  • Remove bolt and disconnect lower suspension arm from axle hub.
  • Place reference ...

CLICK HERE TO GET FULL ACCESS TO Lexus GS300 DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Lexus GS300 AUTOMOBILES

Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported Lexus GS300 cars and light trucks sold in the U.S. from mid 1990's+.

Description
Vehicle: 2006 Lexus GS300 3.0 V6 GAS

A tire pressure sensor and transmitter assembly is installed in each tire and wheel assembly. The sensor measures the tire pressure. The measured tire pressure and transmitter identification are transmitted as radio waves to the TPMS (Tire Pressure Monitor System) antenna and receiver on the body. From the receiver the signal is sent to the TPMS ECU (Electronic Control U...

CLICK HERE TO GET FULL ACCESS TO Lexus GS300 TIRE PRESSURE MONITORING SYSTEM PROCEDURES

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Lexus GS300 AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported Lexus GS300 cars and light trucks from 1990+.

Starter, Replace
Vehicle: 2004 Lexus GS300 3.0 L6 GAS

  • Disconnect battery ground cable.
  • Remove rubber cap and nut, then disconnect starter wire and connector.
  • Remove engine wire clam...

CLICK HERE TO GET FULL ACCESS TO Lexus GS300 STARTER & ALTERNATOR REPLACEMENT PROCEDURES

CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR Lexus GS300 AUTOMOBILES

Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported Lexus GS300 cars and light trucks sold in the U.S. as equipped to the current model year.

Cabin Air Filter Service -> Lexus -> 2002-05 GS300 & GS430
Vehicle: 2002 Lexus GS300 3.0 L6 GAS

Under normal operating conditions the cabin air filter should be replaced 7,500 miles. In dusty areas change the cabin air filter more often.

  • Open the glove compartment.
  • Remove the cover located at the rear of the glove compartment by lifting upward and pulling outward, Fig. .
  • Through the glove compartment rear co...

CLICK HERE TO GET FULL ACCESS TO Lexus GS300 CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES

MAINTENANCE LAMP RESET PROCEDURES FOR Lexus GS300 AUTOMOBILES

Maintenance lamp reset procedures with corresponding images for most domestic and imported Lexus GS300 cars and light trucks sold in the U.S. from 1990+.

Lexus -> Air Bag Warning Lamp -> 2003-05 GS300
Vehicle: 2004 Lexus GS300 3.0 L6 GAS

  • Connect two service wires to terminals Tc and CG of data link connector.
  • Disconnect Tc within 10 seconds after DTC output begins.
  • SRS warning lamps will illuminate 3 seconds later. Within 2-4 seconds, connect terminals Tc and CG of DLC.
  • SRS warning lamp will go off within 2-4 seconds. Within 2-4 seconds, disconnect termi...

CLICK HERE TO GET FULL ACCESS TO Lexus GS300 MAINTENANCE LAMP RESET PROCEDURES

RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Lexus GS300 AUTOMOBILES

Includes radiator, cooling and heater hose replacement procedures for domestic and imported Lexus GS300 cars and light trucks from 1990+

Radiator, Replace
Vehicle: 2006 Lexus GS300 3.0 V6 GAS

  • Drain engine coolant into a suitable container.
  • Disconnect cable from negative battery terminal. Wait at least 90 seconds after disconnecting cable from negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
  • Raise vehicle.
  • Remove engine under cover.
  • Lower vehicle.
  • Remove engine cover sub-assembly.
  • Remove two nuts and cover.
  • Remove cool air intake duct seal.
  • Remove engine room right hand side cover.
  • Remove engine room left hand side cover.
  • To remove no.1 air cleaner inlet, remove bolt and inlet.
  • Remove air cl...

CLICK HERE TO GET FULL ACCESS TO Lexus GS300 RADIATOR & HOSE REPLACEMENT PROCEDURES

SERPENTINE BELT SERVICE PROCEDURES FOR Lexus GS300 AUTOMOBILES

Serpentine belt replacement procedures with corresponding images for most domestic and imported Lexus GS300 cars and light trucks sold in the U.S. from 1990+.

Serpentine Drive Belt, Replace
Vehicle: 2001 Lexus GS300 3.0 L6 GAS

  • Rotate or lift the belt tensioner arm, using a suitable tool to relieve tension from dr...

CLICK HERE TO GET FULL ACCESS TO Lexus GS300 SERPENTINE BELT SERVICE PROCEDURES

COMPONENT LOCATION DIAGRAMS FOR Lexus GS300 AUTOMOBILES

Component location diagrams for most Lexus GS300 cars and light trucks sold in the U.S. from 1990+.

Ground Electrical Wiring Routing and Splices Diagram for 2003 Lexus GS300  3.0 L6 GASGround Electrical Wiring Routing and Splices Diagram for 2003 Lexus GS300 3.0 L6 GAS

Components on diagram:
  • Roof Wire
  • Floor No. 1 Wire
  • Floor No. 2 Wire
  • Code B1
  • Code B2
  • Engine Compartment And Luggage Compartment Diagram for 2006 Lexus GS300  3.0 V6 GASEngine Compartment And Luggage Compartment Diagram for 2006 Lexus GS300 3.0 V6 GAS

    Components on diagram:
  • ECM
  • Relay Block
  • Certification ECU
  • CLICK HERE TO GET FULL ACCESS TO Lexus GS300 PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR Lexus GS300 AUTOMOBILES

    OEM drawn wiring diagrams for most Lexus GS300 cars and light trucks sold in the U.S.

    1995 Lexus GS300  3.0 L6 GAS Wiring Diagram1995 Lexus GS300 3.0 L6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Starter Relay
  • Ignition Switch
  • Starter
  • Ignition Coil
  • 2000 Lexus GS300  3.0 L6 GAS Wiring Diagram2000 Lexus GS300 3.0 L6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Moon Roof Motor
  • Moon Roof Control ECU
  • Moon Roof Control Switch
  • CLICK HERE TO GET FULL ACCESS TO Lexus GS300 WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR Lexus GS300 AUTOMOBILES

    OEM TSB listings for most Lexus GS300 cars and light trucks sold in the U.S. from 1985+.

    Document: WHEEL FILM FOR BRAKE ROTOR RUST PREVENTION
    Vehicle: 2004 Lexus GS300 3.0 L6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: NEW SEAT BELT TONGUE PLATE STOPPER SERVICE PARTS
    Vehicle: 1994 Lexus GS300 3.0 L6 GAS

    Auto Systems:
  • Seats, Belts, Interior Trim, Carpets, Air Bags
  • CLICK HERE TO GET FULL ACCESS TO Lexus GS300 TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR Lexus GS300 AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Lexus GS300 cars and light trucks sold in the U.S. and Canada from 1970+.

    • Brake caliper mounting bolt torque
    • Brake drum runout, machining, & discard specs
    • Minimum brake lining thickness.
    • Brake rotor runout, parallelism, machining, discard, & finish specs

    A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most Lexus GS300 cars and light trucks sold in the U.S. and Canada from 1980+.

    • Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap

    COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.

    PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules

    QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most Lexus GS300 cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.

    • Automatic transmission/transaxles capacities, lubricant recommendations
    • Differential/final drive capacities, lube recommendations, grades, & viscosities
    • Final drive fill & drain plug torques
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
    • Severe service maintenance & interval recommendations
    • Tire sizes, wheel nut/bolt torque, pressures & rim sizes
    • Transfer case capacities, lube recommendations, grades, & viscosities

    TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most Lexus GS300 cars and light trucks sold in the U.S. and Canada from 1980+

    • Airflow sensor electrical specifications
    • Tensioning specifications for systems with automatic tensioners
    • Barometric pressure sensor specs
    • Battery group number and cranking performance
    • Crankshaft & camshaft position sensor resistance
    • Engine compression pressures
    • Coolant temperature sensor specs
    • Computer advance.
    • Diesel fuel temperature sensor resistance.
    • Distributor advance specifications
    • Ignition pickup coil resistance
    • Exhaust gas recirculation temperature sensor resistance
    • Engine fastener torque values
    • Firing order diagrams
    • Fuel system pressures
    • Generator (alternator) specs
    • Intake air temperature sensor specs
    • Ignition coil specifications
    • Fuel injector resistance
    • Engine idle speeds
    • Knock sensor resistance
    • Manifold absolute pressure sensor specs
    • Mixture control solenoid resistance
    • Voltage regulator specs
    • Spark plug applications & gaps
    • Starter motor electrical specs.
    • Tensioning specifications for systems without automatic tensioners
    • Throttle body temperature sensor resistance
    • Ignition timing in degrees at rpm
    • Transmission oil temperature sensor resistance
    • Throttle position sensor specs
    • Vacuum sensor valve specs

    CLICK HERE TO GET FULL ACCESS TO Lexus GS300 SPECIFICATIONS DATA!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details about 2006 Lexus GS300 Bumper Reinforcement, Rear2006 Lexus GS300 Bumper Reinforcement, Rear, A High Quality, Direct Fit OE Replacement For Bumper Reinforcement.

    Source: Auto Body Parts Store

    $128.04

    Click here to view more details2005 Lexus GS300 Tail Light, Driver Side.

    Source: Auto Body Parts Store

    $57.67

    Click here to view more details2005 Lexus GS300 Driver Side Front Side Marker Light Assembly, Driver Side Front Side Marker Light Assembly, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $9.50

    Click here to view more details1995 Lexus GS300 L6, 3 L, 2997 CC Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    Ad Hoc

    Click here to view more details2006 Lexus GS300 Used A/C Compressor, 2.5, AUTO, RWD RWD, Very Good.

    Source: Used Auto Parts Store

    $228.00

    Click here to view more details1993 Lexus GS300 Used Condenser Assembly, Very Good.

    Source: Used Auto Parts Store

    $112.00
    More parts
    Help me findSearch
    Auto Repair Quick Search
    Help me find
    Search DIY repair manuals by VIN...
    Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

    Find out what info we have for your vehicle

    Get the Complete Technical Service Bulletins!
    Get the Complete Technical Service Bulletins!Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your Lexus GS300 vehicle.
    Access the Complete guide!
    Need To Fix Your Car or Truck?
    Save Money With Free Car Insurance Quote
    FREE car insurance quote
    Enter Zip Code:
    Auto Repair Quick Search
    Help me find