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Lexus GS300 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Lexus REPAIR SHOPS DON'T WANT YOU TO KNOW
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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!
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+
Import Compressor Service -> Nippondenso Compressor -> Precautions -> Product Compatibility
Vehicle: 2002 Lexus GS300 3.0 L6 GAS
Product Compatibility
Before replenishing refrigerant or refrigerant oil, ...
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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 -> Assemble -> Disassemble -> Overhaul -> Replacement
Vehicle: 1999 Lexus GS300 3.0 L6 GAS
Replacement
- 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.
Overhaul
Disassemble
- Remove calipers as outlined.
- Remove cylinder boot set rings and cylinder boots.
- Place a piece of cloth between piston and caliper, then, using c...
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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: 2001 Lexus GS300 3.0 L6 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...
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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: 2004 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 ...
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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+.
Wiring Diagrams -> Wire Color Code Identification
Vehicle: 2006 Lexus GS300 3.0 V6 GAS
Refer to Figs. through for w...
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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: 2000 Lexus GS300 3.0 L6 GAS
- Disconnect battery ground cable.
- Remove rubber cap and nut, then disconnect starter wire and connector.
- Remove engine wire cl...
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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 -> 1998-2001 GS300, GS400 & GS430
Vehicle: 1999 Lexus GS300 3.0 L6 GAS
The cabin air filter should be replaced every 30,000 miles or 24 months. If the vehicle is operated primarily in urban areas with high concentrations of soot and diesel powered vehicles, replace the filter every 15,000 miles. The filter should be replaced more often if air flow is less than normal.
- Disconnect and isolate the battery ground cable. After disconnecting the battery ground cable wait at least 90 seconds to allow the air bag system backup power discharge.
- Remove glove compartment to instrument panel attaching bolts....
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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 -> Anti-Lock Brake System (ABS)/VSA System Warning Lamp -> 1990-2006
Vehicle: 2006 Lexus GS300 3.0 V6 GAS
The anti-lock warning lamp is used to warn of an anti-lock brake system fault. The lamp will be lit during engine start-up, but should go out when the self-diagnostic system determines that the anti-lock system is functioning properly. If the lamp remains lit, an anti-lock fault is indicated. After diagnosis and repair are complete, the lamp may be reset as follows:
- Place ignition switch in On position.
- On models except GX470, 2002-03 ES300, IS300, LS430, LX470, SC430 and 2004-06 ES330 and RX330 models, connect jumper tool No. 09843-18020, or equivalent, betwe...
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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: 2005 Lexus GS300 3.0 L6 GAS
- Remove engine under cover.
- Drain engine coolant into suitable container.
- Remove inlet and air cleaner.
- Disconnect upper and lower radiator hoses from radiator.
- Disconnect Engine Control Module (ECM) box outlet...
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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: 2005 Lexus GS300 3.0 L6 GAS
- Rotate or lift the belt tensioner arm, using a suitable tool to relieve tension from dr...
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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+.
 Driver Door Control System Diagram for 2003 Lexus GS300 3.0 L6 GASComponents on diagram: |
 Ground Electrical Wiring Routing and Splices Diagram for 2003 Lexus GS300 3.0 L6 GASComponents on diagram: |
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WIRING DIAGRAMS FOR Lexus GS300 AUTOMOBILES
OEM drawn wiring diagrams for most Lexus GS300 cars and light trucks sold in the U.S.
 2003 Lexus GS300 3.0 L6 GAS Wiring DiagramComponents on diagram: |
 2002 Lexus GS300 3.0 L6 GAS Wiring DiagramComponents on diagram: |
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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+.
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Document: NEW SEAT BELT TONGUE PLATE STOPPER SERVICE PARTS Vehicle: 1999 Lexus GS300 3.0 L6 GAS Auto Systems: |
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Document: REPAIR MANUAL CORRECTIONS INDEX Vehicle: 2000 Lexus GS300 3.0 L6 GAS Auto Systems: |
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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
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