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1999 Lexus LS400 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!Select Section
- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 1999 Lexus LS400 AUTOMOBILES
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 1999 Lexus LS400 4.0 V8 GAS
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BRAKE SERVICE PROCEDURES FOR 1999 Lexus LS400 AUTOMOBILES
Anti-lock Brakes -> Precautions -> Battery Ground Cable -> Coded Theft Protection Disarming
Vehicle: 1999 Lexus LS400 4.0 V8 GAS
Battery Ground Cable
Prior to service, disconnect battery ground cable and isolate as required.
Coded Theft Protection Disarming
- Obtain theft protection code number from ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1999 Lexus LS400 AUTOMOBILES
Lexus -> Component Locations -> 1993-00 LS400
Vehicle: 1999 Lexus LS400 4.0 V8 GAS
Refer to Fig....
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1999 Lexus LS400 AUTOMOBILES
CV AXLE SHAFT, Replace -> Rear
Vehicle: 1999 Lexus LS400 4.0 V8 GAS
Rear
- 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 m...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1999 Lexus LS400 AUTOMOBILES
Alternator, Replace
Vehicle: 1999 Lexus LS400 4.0 V8 GAS
- Disconnect battery ground cable.
- Remove battery clamp cover.
- Remover air cleaner inlet.
- Loosen drive belt tension by turning belt tensioner counterclockwise, then remove drive belt.
- Remove oil pan protector and engine undercover.
- Disco...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 1999 Lexus LS400 AUTOMOBILES
Cabin Air Filter Service -> Lexus -> 1996-2000 LS400 & 1999-2003 RX300
Vehicle: 1999 Lexus LS400 4.0 V8 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 1999 Lexus LS400 AUTOMOBILES
Lexus -> Malfunction Indicator Lamp (MIL) ->
Vehicle: 1999 Lexus LS400 4.0 V8 GAS
On some models equipped with OBD II, the MIL will also illuminate if the fuel tank filler cap is not properly tightened. Tighten fuel tank filler cap until it clicks.
On some models equipped with OBD II, if a misfire condition which may cause damage to the catalytic converter is present, the Check engine lamp will flash once per second until vehicle operation is outside the speed and load range causing the misfire. The lamp will stop flashing and remain steady
On all models, the MIL should light when the ignition switch is placed in the On position without starting the engine. When the engine is...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1999 Lexus LS400 AUTOMOBILES
Radiator, Replace
Vehicle: 1999 Lexus LS400 4.0 V8 GAS
- Remove engine under cover.
- Drain coolant into suitable container.
- Remove air cleaner inlet and air cleaner assembly.
- Disconnect upper and lower radiator hoses from radiator.
- Disconnect engine ECU outlet duct from engine ECU box.
- Disconnec...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1999 Lexus LS400 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1999 Lexus LS400 4.0 V8 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 1999 Lexus LS400 AUTOMOBILES
Component location diagrams for most 1999 Lexus LS400 cars and light trucks sold in the U.S. from 1990+.
Instrument Panel Relay Locations Diagram for 1999 Lexus LS400 4.0 V8 GAS Components on diagram: |
I/P Connector Locations, I14 Through W4 Diagram for 1999 Lexus LS400 4.0 V8 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 1999 Lexus LS400 AUTOMOBILES
OEM drawn wiring diagrams for most 1999 Lexus LS400 cars and light trucks sold in the U.S.
1999 Lexus LS400 4.0 V8 GAS Wiring Diagram Components on diagram: |
1999 Lexus LS400 4.0 V8 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1999 Lexus LS400 AUTOMOBILES
OEM TSB listings for most 1999 Lexus LS400 cars and light trucks sold in the U.S. from 1985+.
Document: PERMANENT-TYPE PROTECTIVE WAX COATINGS Vehicle: 1999 Lexus LS400 4.0 V8 GAS Auto Systems: |
Document: REPLACEMENT CERTIFICATION LABELS - REVISED Vehicle: 1999 Lexus LS400 4.0 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1999 Lexus LS400 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1999 Lexus LS400 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 1999 Lexus LS400 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 1999 Lexus LS400 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 1999 Lexus LS400 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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