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2008 Lexus RX400H CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Lexus REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2008 Lexus RX400H 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 RX400H automobile. Try the Automotix DIY solution today!
DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2008 Lexus RX400H AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 2008 Lexus RX400H 3.3 V6 ELECTRIC/GAS
- Raise and support vehicle and support it with safety stands in proper locations.
- Remove engine undercover.
- Remove drain plug from transaxle and drain transaxle fluid into suitable container.
- Remove wheel nuts and front wheels.
- Remove front axle hub nut.
- Remove bolts and clip and separate the sensor wire and hose from shock absorber.Do not damage speed sensor during removal.
- Remove front axle assembly.
- Separate front stabilizer link assembly.
- Remove cowl top silencer pad.
- Remove front shock absorber with coil spring.
- Separate driveshaft from axle hub. Use care not to damage boot and...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2008 Lexus RX400H AUTOMOBILES
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Trouble Code Identification -> Reset Switch Test -> Using Scan Tool -> Using TPMS Warning Lamp
Vehicle: 2008 Lexus RX400H 3.3 V6 ELECTRIC/GAS
Accessing Diagnostic Trouble Codes
Using TPMS Warning Lamp
- Place the ignition switch in the Off position.
- Using Toyota SST or other suitable jumper, connect terminals TC and CG of DLC3. The DLC3 is located under the left side of the instrument panel, Fig. .
- Place the ignition switch in the On position.
- Read and note DTCs indicated by flashes of the TPMS warning lamp, Fig. .
- If the TPMS warning lamp blinks in .25 second intervals, a normal condition is indicated, Fig. .
- If the TPMS warning lamp blinks in .5 second intervals followed by a 1.5 second pause, then additional .5 second i...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2008 Lexus RX400H AUTOMOBILES
Starter, Replace
Vehicle: 2008 Lexus RX400H 3.3 V6 ELECTRIC/GAS
- Disconnect both battery cables.
- Remove nuts securing battery hold-down bracket and remove battery from vehicle.
- Disconnect VSV connector.
- Remove wiring harness clamps.
- Remove vacuum hoses from hose clamp.
- Remove bolts, clamps securing air cleaner inlet assembly.
- Disconnect MAF sensor connector.
- Disconnect vacuum hoses.
- Loosen bolts securing air cleaner cap subassembly.
- Loosen air cleaner hose from wiring harness clamps.
- Remove air cleaner element.
- Remove wiring harness clamps.
- Disconnect vacuum hose.
- Remove bolts from air cleaner case subassembly.
- Remove bolts from air cleaner bracket...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2008 Lexus RX400H AUTOMOBILES
Lexus -> Overdrive (O/D) Indicator Lamp ->
Vehicle: 2008 Lexus RX400H 3.3 V6 ELECTRIC/GAS
The automatic transmission electrical system possesses internal self-diagnostic capabilities. If a fault occurs within the system, the Electronic Control Module (ECM) stores a diagnostic trouble code and the "... "
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2008 Lexus RX400H AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2008 Lexus RX400H 3.3 V6 ELECTRIC/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.
- Remove hose from water inlet.
- Remove hose from vehicle.
- Reverse procedure t...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2008 Lexus RX400H AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2008 Lexus RX400H 3.3 V6 ELECTRIC/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 2008 Lexus RX400H AUTOMOBILES
Component location diagrams for most 2008 Lexus RX400H cars and light trucks sold in the U.S. from 1990+.
 Tire Pressure Components Diagram for 2008 Lexus RX400H 3.3 V6 ELECTRIC/GASComponents on diagram: |
 Video Components Diagram for 2008 Lexus RX400H 3.3 V6 ELECTRIC/GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2008 Lexus RX400H AUTOMOBILES
OEM drawn wiring diagrams for most 2008 Lexus RX400H cars and light trucks sold in the U.S.
 2008 Lexus RX400H 3.3 V6 ELECTRIC/GAS Wiring DiagramComponents on diagram: |
 2008 Lexus RX400H 3.3 V6 ELECTRIC/GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2008 Lexus RX400H AUTOMOBILES
OEM TSB listings for most 2008 Lexus RX400H cars and light trucks sold in the U.S. from 1985+.
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Document: Service Tips For Rear Caliper Slide Pins Vehicle: 2008 Lexus RX400H 3.3 V6 ELECTRIC/GAS Auto Systems: |
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Document: XM Satellite Radio Inoperative Until Ignition Key Is Cycled Vehicle: 2008 Lexus RX400H 3.3 V6 ELECTRIC/GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2008 Lexus RX400H AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2008 Lexus RX400H 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 2008 Lexus RX400H 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 2008 Lexus RX400H 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 2008 Lexus RX400H 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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