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1999 Toyota Sienna CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Toyota 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
- 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 1999 Toyota Sienna car and truck
repair procedures including Toyota 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 Toyota Sienna automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1999 Toyota Sienna AUTOMOBILES
Toyota -> Automatic Temperature Control System Diagnosis & Testing -> Description
Vehicle: 1999 Toyota Sienna 3.0 V6 GAS
The Automatic Temperature Control system provides automatic control of A/C compressor operation, air inlet door position, water valve operation and blower speeds in order to maintain passenger compartment temperature within the range selected by the operator.
The system control circuit consists of a feedback potentiometer, temperature control rheostat, and ambient and in-car temperature sensors, Figs. and , which are connecte...
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BRAKE SERVICE PROCEDURES FOR 1999 Toyota Sienna AUTOMOBILES
Power Brake Units -> Power Brake Unit Service -> Brake Booster Overhaul -> Brake Booster, Replace -> Except Sequoia, Sienna & Tundra -> Installation -> Removal -> Sequoia & Tundra -> Sienna
Vehicle: 1999 Toyota Sienna 3.0 V6 GAS
Brake Booster, Replace
Except Sequoia, Sienna & Tundra
Removal
- Remove master cylinder as outlined under "Master Cylinder, Replace" in "Hydraulic Brake Systems."
- Remove charcoal vapor canister as necessary.
- Remove brake booster vacuum hose.
- On Supra models, remove pedal bracket stay.
- On all models, remove pedal return spring, clip, clevis pin and clevis locknut, Fig. .
- Remove brake booster nuts. Pull out booster and gasket.
Installation
- Adjust length of booster pushrod as follows:
- Install gasket on master cylinder.
- Install brake booster pushrod gauge tool No. 09737-00010, or equivalent...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1999 Toyota Sienna AUTOMOBILES
Toyota -> Fuel Filter Replacement -> 1998-03 Sienna -> Fuel System Pressure Relief -> Models Less Union Bolt Fuel Line Connection -> Models w/Union Bolt Fuel Line Connection -> Removal & Installation
Vehicle: 1999 Toyota Sienna 3.0 V6 GAS
Fuel System Pressure Relief
Models w/Union Bolt Fuel Line Connection
- Obtain the vehicle owners radio theft protection code prior to disconnecting the battery ground cable, if equipped.
- Disconnect the battery ground cable.
- Remove the fuel fill cap to release fuel tank pressure.
- Place a shop towel over the union bolt at top of fuel filter. Slowly loosen the union bolt allowing fuel pressure to bleed down.
- Whenever the union bolt is loosened to relieve fuel system pressure, always replace the bolt gasket.
Models Less Union Bolt Fuel Line Connection
- Obtain the vehicle owners radio theft prot...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1999 Toyota Sienna AUTOMOBILES
CV AXLE SHAFT, Replace -> Front
Vehicle: 1999 Toyota Sienna 3.0 V6 GAS
Front
- Remove front wheel.
- Remove drain plug from transaxle and drain oil into suitable container.
- Remove front brake caliper and disc.
- Remove drive shaft lock nut, Fig. .
- Remove ABS speed sensor and wire harness clamp.
- Disconnect tie rod from steering knuckle using a suitable tie rod removal tool.
- Disconnect lower ball joint from lower suspension arm.
- Remove steering knuckle with axle hub.
- Remove axle hub from knuckle using suitable tool.
- Push front axle hub toward outs...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 1999 Toyota Sienna AUTOMOBILES
Diagnosis & Testing -> Clearing DTCs (Diagnostic Trouble Codes)
Vehicle: 1999 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 1999 Toyota Sienna AUTOMOBILES
Alternator, Replace
Vehicle: 1999 Toyota Sienna 3.0 V6 GAS
- Disconnect battery ground cable.
- Loosen alternator pivot bolt, adjusting lock bolt and adjusting bolt, then remove alternator be...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1999 Toyota Sienna AUTOMOBILES
Toyota -> Automatic Transmission Oil Temperature Warning Lamp ->
Vehicle: 1999 Toyota Sienna 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 1999 Toyota Sienna AUTOMOBILES
Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 1999 Toyota Sienna 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 to install.
Outlet
- Disconnect battery ground cable.
- Drain cooling system into a suitable container by loosening drain plug of radiator.
- Reposition hose clamp a...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1999 Toyota Sienna AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1999 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 1999 Toyota Sienna AUTOMOBILES
Component location diagrams for most 1999 Toyota Sienna cars and light trucks sold in the U.S. from 1990+.
 Body Relay Locations Diagram for 1999 Toyota Sienna 3.0 V6 GASComponents on diagram: |
 Body Connector Locations, M2 Through V7 Diagram for 1999 Toyota Sienna 3.0 V6 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 1999 Toyota Sienna AUTOMOBILES
OEM drawn wiring diagrams for most 1999 Toyota Sienna cars and light trucks sold in the U.S.
 1999 Toyota Sienna 3.0 V6 GAS Wiring DiagramComponents on diagram: |
 1999 Toyota Sienna 3.0 V6 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1999 Toyota Sienna AUTOMOBILES
OEM TSB listings for most 1999 Toyota Sienna cars and light trucks sold in the U.S. from 1985+.
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Document: LONG TERM VEHICLE STORAGE GUIDELINES Vehicle: 1999 Toyota Sienna 3.0 V6 GAS Auto Systems: |
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Document: SEAT BELT TONGUE PLATE STOPPER REPLACEMENT - REVISED Vehicle: 1999 Toyota Sienna 3.0 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1999 Toyota Sienna AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1999 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 1999 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 1999 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 1999 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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