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2009 Lexus GS460 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Lexus REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Technical Service Bulletins
- Specifications
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2009 Lexus GS460 AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 2009 Lexus GS460 4.6 V8 GAS
- Raise vehicle off ground and support it with safety stands in proper locations.
- Remove bolts and nuts securing front exhaust pipe assembly.
- Remove four nuts, grommets and front floor heat insulator.
- Remove driveline with center bearing shaft using suitable tool.
- Make a reference mark across driveline and transmission companion flange and intermediate shaft.
- Remove bolts, washer, and nuts from companion flange. Driveline and flexible coupling should not be separated.
- Remove center support bearing mounting bolts.
- Push rear driveline straight forward to compress shaft and pull out dri...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2009 Lexus GS460 AUTOMOBILES
Relearn Procedures -> Registration -> System Initialization -> Tire Pressure Sensor & Transmitter -> TPMS ECU
Vehicle: 2009 Lexus GS460 4.6 V8 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...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2009 Lexus GS460 AUTOMOBILES
Alternator, Replace
Vehicle: 2009 Lexus GS460 4.6 V8 GAS
- Disconnect cable from battery ground terminal.
- Remove V-bank cover sub-assembly.
- Remove cool air intake duct seal.
- Remove lefthand engine room side cover.
- Remove righthand engine room side cover.
- Remove front wheels.
- Remove engine under cover.
- Remove lefthand rear engine under cover.
- Remove righthand rear engine under cover.
- Remove air cleaner inlet.
- Remove air cleaner cap sub-assembly.
- Remove air cleaner case sub-assembly.
- Remove V-ribbed belt.
- On models without Active Stabilizer System, remove front stabilizer bar.
- On models with Active Stabilizer System, remove front active stabilizer ...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2009 Lexus GS460 AUTOMOBILES
Cabin Air Filter Service -> Lexus -> 2006 GS300, 2006-07 GS430, 2007-09 GS350, GS450h & 2008-09 GS460
Vehicle: 2009 Lexus GS460 4.6 V8 GAS
Under normal operating conditions the cabin air filter should be cleaned every 18 months or 15,00 miles and replaced 36 months or 30,000 miles. In dusty areas change the cabin air filter more often.
The cabin air filter cannot be removed with the A/C system in outside air mode.
- Open the glove compartment.
- Remove the partition plate by pulling outward, Fig. .
- Remove the cover located at the rear of the glove compartment.
- Through...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2009 Lexus GS460 AUTOMOBILES
Lexus -> Low Oil Level Warning Indicator ->
Vehicle: 2009 Lexus GS460 4.6 V8 GAS
This lamp lights to indicate that the engine oil level is below a specified level. The lamp will be illuminated during engine start-up. If...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2009 Lexus GS460 AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2009 Lexus GS460 4.6 V8 GAS
Lower
- Disconnect battery ground cable.
- Drain cooling system into a suitable container by loosening drain plug of radiator.
- Reposition hose clamp at radiator outlet.
- Remove hose from radiator.
- Reposition hose clamp at water inlet housing.
- Remove hose from water inlet housing.
- Remove hose from vehicle.
- Reverse pr...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2009 Lexus GS460 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2009 Lexus GS460 4.6 V8 GAS
- Remove V-Bank engine cover subassembly.
- Remove air cleaner inlet cover subassembly.
- Remove bolt from air cleaner inlet.
- Remove air cleaner connector pipe by loosing clamps.
- Rotate or lift belt tensioner arm c...
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TECHNICAL SERVICE BULLETINS FOR 2009 Lexus GS460 AUTOMOBILES
OEM TSB listings for most 2009 Lexus GS460 cars and light trucks sold in the U.S. from 1985+.
Document: XM Satellite Radio Inoperative Until Ignition Key Is Cycled Vehicle: 2009 Lexus GS460 4.6 V8 GAS Auto Systems: |
Document: LONG TERM VEHICLE STORAGE GUIDELINES - REVISED Vehicle: 2009 Lexus GS460 4.6 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2009 Lexus GS460 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2009 Lexus GS460 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 2009 Lexus GS460 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 2009 Lexus GS460 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 2009 Lexus GS460 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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