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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2001 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 2001 Toyota Sienna automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Toyota Sienna cars and light trucks from 1990+
Toyota -> Manual Air Conditioning & Heater System Diagnosis & Testing -> Precautions -> Air Bag System Disarming & Arming -> Audio Coded Anti-Theft System -> Battery Ground Cable -> Product Compatibility
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
Air Bag System Disarming & Arming
Refer to and for air bag system disarming and arming procedures.
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 ap...
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A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Toyota Sienna cars and light trucks from 1990+
A/C Data -> Imported Passenger Cars, Light Trucks & Vans -> Toyota -> 1992-2002 -> 2003-04
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
1992-2002
... [[table data]] [[table data]]CLICK HERE TO GET FULL ACCESS TO 2001 Toyota Sienna A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Toyota Sienna cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
CLICK HERE TO GET FULL ACCESS TO 2001 Toyota Sienna A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Toyota Sienna cars and light trucks from 1990+
Import Compressor Service -> Nippondenso Compressor -> Precautions -> Product Compatibility
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
Product Compatibility
Before replenishing refrigerant or refrigerant oil, ...
CLICK HERE TO GET FULL ACCESS TO 2001 Toyota Sienna A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Toyota Sienna cars and light trucks from 1990+
Imported Cars & Light Trucks & Vans -> 2001-02 -> Refrigerant Recovery
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
R-134a systems require the use of special service equipment designed specifically for R-134a systems. R-12 servicing equipment cannot be used on R-134a systems.
R-12 recovery stations cannot be used on R-134a systems. A separate recovery station must be used on R-134a systems. The refrigerants are not compatible and will contaminate the R-12 recovery station.
The use of refrigerant recovery and recycling stations allows the recovery and reuse of refrigerant after contaminants and moisture have been removed.
When using a recovery or recycling station...
CLICK HERE TO GET FULL ACCESS TO 2001 Toyota Sienna A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Sienna AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2001 Toyota Sienna cars and light trucks from 1990+
Toyota -> Manual Air Conditioning & Heater System Diagnosis & Testing -> Diagnosis & Testing -> 4Runner -> A/C Amplifier -> A/C Blower Control Switch -> A/C Control Assembly -> A/C Switch -> Air Inlet Control Switch -> Air Inlet Servo Motor -> Air Mix Servo Motor -> Air Outlet Servo Motor -> Avalon -> Avalon, Camry & Camry Solara -> Avalon, Celica, Corolla, Echo, RAV4 & Tacoma -> Avalon, Celica, Land Cruiser & Tundra -> Blower Motor Control Relay -> Blower Resistor -> Camry & Camry Solara -> Celica -> Celica, Corolla & MR2 -> Compressor -> Corolla -> Corolla & RAV4 -> Echo -> Expansion Valve -> Fresh-Recirc Switch -> Front -> Highlander -> Land Cruiser -> Mode Control Switch -> Mode Switch -> MR2 -> Pressure Switch -> RAV4 -> Rear -> Rear A/C Control Assembly -> Rear Power Transistor -> Refrigerant System -> Relays -> Sequoia -> Sienna -> Tacoma -> Tacoma & 4Runner -> Tundra
Vehicle: 2001 Toyota Sienna 3.0 V6 GAS
Refrigerant System
To diagnose system, connect manifold gauge set to high and low sides of system, then observe gauge readings with engine operating at 1500 RPM, blower speed on high and temperature control set at Max Cool. Refer to charts, Figs. through , for system diagnosis.
On all models except Sequoia, with ambient temperature at 86-95°F, high side reading should be 200-228 psi and low side reading should be 21-35 psi.
On Sequoia models, with ambient temperature at 86-95°F, the front A/C system should have a high side reading of 232-261 psi and a lo...
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