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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Toyota 4runner 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 2003 Toyota 4runner automobile. Try the Automotix DIY solution today!
We have info for following modifications of 2003 Toyota 4runner
- 2003 Toyota 4runner 4.7 V8 GAS, CC:4663, CID:285, Fuel Injection, Aspiration:285
- 2003 Toyota 4runner 4.0 V6 GAS, CC:4000, Fuel Injection
A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota 4runner 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 2003 Toyota 4runner cars and light trucks from 1990+
Air Bag System Precautions -> Toyota -> Arming
Vehicle: 2003 Toyota 4runner 4.7 V8 GAS
- Ensure ignition switch is in Lock position.
- Reconnect battery ground cable.
- Wait at least 10 seconds before turning the ignition switch from the Lock position.
- Place ignitio...
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A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota 4runner 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 2003 Toyota 4runner cars and light trucks from 1990+
Toyota -> Component Replacement & Adjustment -> Precautions -> Air Bag System Disarming & Arming -> Audio Coded Anti-Theft System -> Battery Ground Cable -> Product Compatibility
Vehicle: 2003 Toyota 4runner 4.7 V8 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...
CLICK HERE TO GET FULL ACCESS TO 2003 Toyota 4runner A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota 4runner 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 2003 Toyota 4runner cars and light trucks from 1990+
Toyota -> Component Replacement & Adjustment -> Blower Motor, Replace -> 4Runner -> Avalon, Camry & Camry Solara -> Celica -> Cooling Unit -> Corolla -> Corolla Matrix -> Echo -> Front -> Heating Unit -> Highlander -> Land Cruiser -> MR2 -> RAV4 -> Rear -> Sequoia & Tundra -> Sienna -> Tacoma
Vehicle: 2003 Toyota 4runner 4.0 V6 GAS
Avalon, Camry & Camry Solara
- Remove glove compartment and undercover.
- Disconnect blower motor electrical connector.
- Remove blower motor attaching screws, then the blower motor.
- Reverse procedure to install.
Celica
- Remove glove compartment.
- Disconnect blower motor electrical connector.
- Remove three blower motor attaching screws, then the blower motor.
- Reverse procedure to install.
Corolla
- Remove righthand scuff plate.
- Remove righthand cowl side trim.
- Remove lower panel below glove compar...
CLICK HERE TO GET FULL ACCESS TO 2003 Toyota 4runner A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota 4runner 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 2003 Toyota 4runner cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 2003 Toyota 4runner 4.0 V6 GAS
CLICK HERE TO GET FULL ACCESS TO 2003 Toyota 4runner A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota 4runner 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 2003 Toyota 4runner cars and light trucks from 1990+
Toyota -> Component Replacement & Adjustment -> Condenser, Replace -> 4Runner -> Avalon -> Camry -> Camry Solara -> Celica -> Corolla & Corolla Matrix -> Echo & RAV4 -> Highlander -> Land Cruiser -> MR2 -> RAV4 -> Sequoia & Tundra -> Sienna -> Tacoma
Vehicle: 2003 Toyota 4runner 4.0 V6 GAS
Avalon
- Recover refrigerant as outlined under .
- Remove radiator fan and condenser fan.
- Remove radiator upper mountings.
- Disconnect refrigerant lines at condenser, then cap all openings. Discard O-rings.
- Remove condenser upper mounting, then move radiator to engine side and condenser to radiator side.
- Remove condenser mounting bolts and the condenser.
- Reverse procedure to install, noting the following:
- If condenser is replaced, add 1.4 oz. of new refrigerant oil to compressor.
- Do not use old O-rings. Always install n...
CLICK HERE TO GET FULL ACCESS TO 2003 Toyota 4runner A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota 4runner 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 2003 Toyota 4runner cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 2003 Toyota 4runner 4.0 V6 GAS
CLICK HERE TO GET FULL ACCESS TO 2003 Toyota 4runner A/C & HEATER SERVICE PROCEDURES
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