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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!

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    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+

    Charging Valve Locations -> Imported Cars & Light Trucks & Vans -> 1993-95 Lexus
    Vehicle: 1995 Lexus GS300 3.0 L6 GAS

    [[table data]]

    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+.

    Power Brake Units -> Diagnosis & Testing -> Air Tightness Inspection -> Brake Booster Operational Test -> Brake Pedal Reserve Distance Inspection -> Operating Check
    Vehicle: 1995 Lexus GS300 3.0 L6 GAS

    Brake Pedal Reserve Distance Inspection

    • Release parking brake.
    • With engine running, depress brake pedal and measure pedal reserve distance, Fig. .
    • If pedal reserve distance is not 2.76 inch on ES300 and 1995-96 LS400, 2.95 inch on GS300, 3.5 inch on SC300 and SC400 or 3.15 inch on 1993-94 LS400 models while applying 110.2 lbs. of force, check all brake components for correct operation.

    Brake Booster Operational Test

    Operating Check
    • Depress brake pedal several times with engine stopped and ensure pedal reserve distance doe...

    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 -> Component Locations -> GS430, LS430, LX470, RX300, RX330, RX400h, SC430 & 1998-06 GS300
    Vehicle: 2000 Lexus GS300 3.0 L6 GAS

    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+.

    Relearn Procedures -> Registration -> System Initialization -> Tire Pressure Sensor & Transmitter -> TPMS ECU
    Vehicle: 2006 Lexus GS300 3.0 V6 GAS

    Registration

    TPMS ECU

    If replacing the TPMS ECU, prior to removal, use a suitably programmed scan tool to read the registered transmitter identification number for all wheels and note them for registration.

    • Connect a suitably programmed scan tool to DLC3 located under the LH side of the instrument panel.
    • Using the scan tool, note the registered transmitter IDs that are stored in the old TPMS ECU.
    • If reading the stored transmitter IDs from the old TPMS ECU is not possible, the tires will need to be removed from the wheels to read and note the tire pressure sensor transmitter IDs.
    • Wi...

    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+.

    Alternator, Replace
    Vehicle: 2006 Lexus GS300 3.0 V6 GAS

    • Disconnect battery ground cable. After removing battery ground cable wait 90 seconds to prevent air bag and seat belt pretensioner activation.
    • Remove nuts securing v-bank cover.
    • Remove clips securing cool air intake duct seal.
    • Remove bolts securing righthand engine under cover.
    • Rotate or lift belt tensioner arm counterclockwise using a suitable tool to relieve tension from drive belt.
    • Remove drive belt.
    • Remove A/C compressor with pulley assembly.
    • Remove bolt securing A/C suction hose from compressor.
    • Remove O-ring from suction hose. Seal openings of any disconnected high or low A/C...

    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: 2003 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 -> Automatic Transmission Oil Temperature Warning Lamp ->
    Vehicle: 2002 Lexus GS300 3.0 L6 GAS

    This lamp will be illuminated when automatic transmission or transfer case fluid temperature exceeds 302°F. If the lamp lights, allow vehicle to operate at idle speed until fluid temperature falls below 248°F; t...

    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+

    Heater Hose, Replace -> Inlet -> Outlet
    Vehicle: 2003 Lexus GS300 3.0 L6 GAS

    Inlet

    • Disconnect battery ground cable.
    • Drain cooling system into a suitable container by loosening drain plug of radiator.
    • Reposition hose clamp at heater core.
    • Remove hose from heater core.
    • Reposition hose clamp at water outlet.
    • Remove hose from water outlet.
    • Remove hose from vehicle.
    • Reverse procedure ...

    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: 1998 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+.

    I/P Connectors (H9 Through W9) Diagram for 1993 Lexus GS300  3.0 L6 GASI/P Connectors (H9 Through W9) Diagram for 1993 Lexus GS300 3.0 L6 GAS

    Components on diagram:
  • I/P Harness
  • I/P Grounds (IE Thru II) Diagram for 1994 Lexus GS300  3.0 L6 GASI/P Grounds (IE Thru II) Diagram for 1994 Lexus GS300 3.0 L6 GAS

    Components on diagram:
  • Ground IF
  • Ground IG
  • Ground IH
  • Ground II
  • Ground 1E
  • 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.

    2002 Lexus GS300  3.0 L6 GAS Wiring Diagram2002 Lexus GS300 3.0 L6 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Left Remote Control Mirror
  • Right Remote Control Mirror
  • Seat Heater Switch
  • 1993 Lexus GS300  3.0 L6 GAS Wiring Diagram1993 Lexus GS300 3.0 L6 GAS Wiring Diagram

    Components on diagram:
  • Vehicle Speed Sensor
  • Battery
  • Ignition Switch
  • Engine Control Module
  • EFI Main Relay
  • 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: TRIM GARNISH LOOSE
    Vehicle: 1997 Lexus GS300 3.0 L6 GAS

    Auto Systems:
  • Seats, Belts, Interior Trim, Carpets, Air Bags
  • Document: WIRE TYPE WIDOW REGULATOR ASSEMBLY AVAILABLE
    Vehicle: 1995 Lexus GS300 3.0 L6 GAS

    Auto Systems:
  • Chassis Electrical, Wiring, Fuses & Breakers, Wipers, Motors
  • 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 2005 Lexus GS300 Radiator Fan2005 Lexus GS300 Radiator Fan, 5 and 7 blades; Dual type; Includes motor and shroud; A high quality, OE replacement radiator fan shroud assembly; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $143.00

    Click here to view more details about 2005 Lexus GS300 Brake Pad Set, Front2005 Lexus GS300 Brake Pad Set, Front, Premium grade OEM plus replacement pads; Made from the highest quality friction material with metallic content; Offers noise and brake vibration reduction for an improved braking performance; Minimizes brake dust up to 30 percent and rotor wear up to 50 percent compared to standard pads; Comes with center line slots to prevent cracking; Suitable for all cars, SUVs, and light trucks; Backed by 2-year Kool Vue limited warranty..

    Source: Auto Body Parts Store

    $14.23

    Click here to view more details about 2005 Lexus GS300 Fog Light Front Passenger Side2005 Lexus GS300 Fog Light Front Passenger Side, Fog Light Assembly; Passenger Side; With HID Light, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $140.50

    Click here to view more details2006 Lexus GS300 V6, 3.0 L, 181 CID Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

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    Click here to view more details1998 Lexus GS300 Used Brake Master Cylinder, 4.0, AUTO, RWD, Very Good.

    Source: Used Auto Parts Store

    $776.00

    Click here to view more details1993 Lexus GS300 Used Cooling Fan Assembly, Fan Assm; (radiator), Very Good.

    Source: Used Auto Parts Store

    $147.00
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