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Lexus RX300 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 RX300 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 RX300 automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR Lexus RX300 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 RX300 cars and light trucks from 1990+
Lexus -> Electric Cooling Fans -> Component Diagnosis & Testing -> Cooling Fan Relay -> ES 300 -> Fan Main Relay -> Fan Motor -> GS 300 & GS 400 -> High Pressure Switch -> LS 400 -> No. 1 & 2 Cooling Fan Relay -> No. 1 & 2 Fan Motors -> No. 1 Cooling Fan Relay -> No. 2 Cooling Fan Relay -> No. 3 Cooling Fan & Engine Main Relay -> No. 3 Cooling Fan Relay -> On-Vehicle Inspection -> RX 300 -> SC 300 & SC 400 -> Temperature Switch
Vehicle: 2000 Lexus RX300 3.0 V6 GAS
When servicing "LX 470" refer to" Land Cruiser" in for service procedures.
ES 300
Refer to "Camry" under "Electric Cooling Fans" in for service procedures.
GS 300 & GS 400
When performing the following tests, refer to Fig. .
On-Vehicle Inspection
- Standard amperage is 6.0-7.4 A. With coolant temperature below 83°C (181°F), turn ignition On and ensure fan stops. If not, check the following:
- Fan relay.
- Temperature switch.
- Bad connection or open between fan relay and temperature switch.
- Discon...
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BRAKE SERVICE PROCEDURES FOR Lexus RX300 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Lexus RX300 cars and light trucks from 1990+.
Disc Brakes -> Front Disc Brakes -> Brake Pad Service -> ES300 -> GS300, GS400, GS430 & SC430 -> IS300 -> LS400 & LS430 -> RX300 -> SC300 & SC400
Vehicle: 1999 Lexus RX300 3.0 V6 GAS
ES300
- Remove front wheels and temporarily secure discs with lug nuts.
- Inspect brake pad thickness through caliper inspection hole.
- Replace brake pads if thickness is less than .039 inch.
- Remove bolt securing caliper flexible hose to front shock absorber.
- Remove bottom side installation bolt, then lift up caliper and suspend securely.
- Do not disconnect flexible hose from caliper.
- Remove two brake pads with four anti-squeal shims, Fig. .
- Remove pad wear indicator plate.
- Remove two pad support plates.
- Support plates can be used again provided they have sufficient rebound, no deformation, ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Lexus RX300 AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Lexus RX300 cars and light trucks sold in the U.S. for 1980+.
Lexus -> Fuel Filter Scheduled Maintenance -> -> Normal Service -> Severe Service
Vehicle: 2003 Lexus RX300 3.0 V6 GAS
Normal Service
Manufacturer does not specify service interval
...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Lexus RX300 AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Lexus RX300 cars and light trucks from 1990+.
CV AXLE SHAFT, Replace -> Front
Vehicle: 2003 Lexus RX300 3.0 V6 GAS
Front
- Raise and support vehicle and support it with safety stands in proper locations.
- Remove wheel nuts and front wheels.
- Remove drain plug from transaxle and drain transaxle fluid.
- Remove front fender apron seal bolts.
- Remove bolt securing speed sensor.
- Remove split pin and driveshaft castle nut and washer from front hub.
- Apply brake and remove lefthand axle hub nut.
- Remove lefthand front stabilizer nut and separate link assembly. If ball joint turns together with nut use suitable tool to hold stud.
- Disconnect lefthand speed sensor harness clip and separate sensor wire and hose ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Lexus RX300 AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Lexus RX300 cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 2000 Lexus RX300 3.0 V6 GAS
- Disconnect battery ground cable.
- Loosen pivot bolt, adjusting lock bolt, and adjusting bolt, and remove drive belt.
- Disconnect alternator connector.
- Remove nut, and disconnect alternator wire.
- Disconnect wire harness from clip.
- Remove pivot bolt, plate wa...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR Lexus RX300 AUTOMOBILES
Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported Lexus RX300 cars and light trucks sold in the U.S. as equipped to the current model year.
Cabin Air Filter Service -> Lexus -> 1996-2000 LS400 & 1999-2003 RX300
Vehicle: 1999 Lexus RX300 3.0 V6 GAS
The cabin air filter should be replaced every 15,000 miles or 12 months. The filter should be replaced more often if air flow is less than normal.
- Open the glove compartment.
- Remove the cover from the rear of the glove compartment.
- Through the glove compartment cover opening, disengage the filter cover retainers, then remove the cover and th...
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MAINTENANCE LAMP RESET PROCEDURES FOR Lexus RX300 AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Lexus RX300 cars and light trucks sold in the U.S. from 1990+.
Lexus -> Automatic Transmission Oil Temperature Warning Lamp ->
Vehicle: 2003 Lexus RX300 3.0 V6 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...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Lexus RX300 AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Lexus RX300 cars and light trucks from 1990+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2001 Lexus RX300 3.0 V6 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 ...
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SERPENTINE BELT SERVICE PROCEDURES FOR Lexus RX300 AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Lexus RX300 cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 2000 Lexus RX300 3.0 V6 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 RX300 AUTOMOBILES
Component location diagrams for most Lexus RX300 cars and light trucks sold in the U.S. from 1990+.
 Body Diagram for 2001 Lexus RX300 3.0 V6 GASComponents on diagram: |
 Interior Light Components Diagram for 2001 Lexus RX300 3.0 V6 GASComponents on diagram: |
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WIRING DIAGRAMS FOR Lexus RX300 AUTOMOBILES
OEM drawn wiring diagrams for most Lexus RX300 cars and light trucks sold in the U.S.
 2002 Lexus RX300 3.0 V6 GAS Wiring DiagramComponents on diagram: |
 2002 Lexus RX300 3.0 V6 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Lexus RX300 AUTOMOBILES
OEM TSB listings for most Lexus RX300 cars and light trucks sold in the U.S. from 1985+.
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Document: SEAT BELT EXTENDER Vehicle: 2000 Lexus RX300 3.0 V6 GAS Auto Systems: |
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Document: SULFUR ODOR FROM EXHAUST Vehicle: 2000 Lexus RX300 3.0 V6 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR Lexus RX300 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Lexus RX300 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 RX300 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 RX300 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 RX300 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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