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2001 Toyota Sienna CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Toyota REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
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BRAKE SERVICE PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Disc Brakes -> Front Disc Brakes -> Precautions -> Audio Coded Anti-Theft System
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
Audio Coded Anti-Theft System
Some models are equipped with an audio coded anti-theft system that will disable the radio when the battery cable is disconnected. The system can be identified by the "ANTI-THEFT SYSTEM" on the cassette tape lid. Obtain 3 digit customer code for input. Reset system after service as follows:
- Obtain 3 digit audio anti-theft code.
- Depress 1 (PROG) while depressing righthand side of TUNE SEEK button,- - - will appear in tape operation display.
- To enter the first digit, depress 1 (PROG) button repeatedly until the number of times depressed equals the first digit b...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Toyota -> Fuel Filter Scheduled Maintenance -> 1986-06 Models -> Normal Service -> Severe Service
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
Normal Service
Service as r...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
- Raise and support vehicle.
- Remove wheel and tire assembly.
- Drain transmission fluid and transfer case oil.
- Unstake drive shaft hub nut.
- With an assistant applying brakes, remove drive shaft hub nut.
- Remove nut, then disconnect stabilizer bar link fro shock absorber.
- Remove bolt and separate ABS speed sensor wire and hose from shock absorber.
- Remove bolt, then remove ABS speed sensor from steering knuckle.
- Remove cotter pin and nut, then separate tie rod end from steering knuckle, using a suitable pry tool.
- Remove bolt and nuts from lower ball joint, then separate lower control arm...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Diagnosis & Testing -> Clearing DTCs (Diagnostic Trouble Codes)
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
- Place the ignition switch in the Off position.
- Using Toyota SST or other suitable jumper, connect terminals TS and CG of DLC3. The DLC3 is located under the left side of the instrument panel.
- Place the ignition switch in the On position.
- Press the tire pressure warning reset switch, Fig. .
- If the tire pressure warning lamp illuminates for 3 seconds and then turn Off, a normal condition is indicated.
- If the tire pressure warning lamp blinks in .5 second intervals, a problem in the TPMS is indicated.
- If the TPMS warning lamp result is not normal, refer ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Starter, Replace
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
- Disconnect battery ground cable.
- Remove battery and battery tray.
- On models equipped with cruise control, remove cruise control actuator.
- On all models, discon...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Toyota -> Low Coolant Lamp ->
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
This lamp will be illuminated when the coolant level in the radiator drops below a pre-determined point. To reset the lamp, bring the c...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Radiator, Replace
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
- Drain engine coolant into suitable container.
- Disconnect No. 1 and No. 2 electric cooling fan connectors.
- Remove upper radiator hose from radiator.
- Remove lower radiator hose from water inlet pipe.
- Remove two oil cooler hoses from oil cooler pipe...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2001 Toyota Sienna 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 2001 Toyota Sienna AUTOMOBILES
Component location diagrams for most 2001 Toyota Sienna cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 2001 Toyota Sienna AUTOMOBILES
OEM drawn wiring diagrams for most 2001 Toyota Sienna cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2001 Toyota Sienna AUTOMOBILES
OEM TSB listings for most 2001 Toyota Sienna cars and light trucks sold in the U.S. from 1985+.
Document: LONG TERM VEHICLE STORAGE GUIDELINES Vehicle: 2001 Toyota Sienna 3.0 V6 GAS Auto Systems: |
Document: ENGINE "PINGING" OR "KNOCKING" NOISE - REVISED Vehicle: 2001 Toyota Sienna 3.0 V6 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2001 Toyota Sienna AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2001 Toyota Sienna 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 2001 Toyota Sienna 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 2001 Toyota Sienna 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 2001 Toyota Sienna 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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