2003 Toyota Camry A/C & Heater Service (ONLINE REPAIR MANUALS)

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Toyota Camry 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 Camry automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2003 Toyota Camry

  • 2003 Toyota Camry 3.0 V6 GAS, CC:2995, Fuel Injection
  • 2003 Toyota Camry 2.4 L4 GAS, CC:2362, Fuel Injection

A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota Camry 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 Camry cars and light trucks from 1990+

Toyota -> Component Replacement & Adjustment -> Water Pump, Replace -> 1MZ-FE Engine -> 2AZ-FE Engine -> 2RZ-FE & 3RZ-FE Engines -> 5S-FE Engine -> 5VZ-FE Engine -> Avalon -> Camry & Camry Solara -> Celica, Corolla & Corolla Matrix -> Echo -> Highlander -> Land Cruiser, Sequoia & Tundra -> MR2 -> RAV4 -> Sienna -> Tacoma & 4Runner
Vehicle: 2003 Toyota Camry 2.4 L4 GAS

Avalon

  • Drain coolant into a suitable container.
  • Remove timing belt as outlined under "Timing Belt, Replace."
  • Remove camshaft sprockets. Discard bolts.
  • Remove timing belt idler pulley above water pump.
  • Disconnect engine wiring from No. 3 timing belt cover, then remove cover, Fig. .
  • Remove water pump attaching bolts, then the pump.
  • Reverse procedure to install, noting the following:
    • Torque water pump mounting bolts to 69 inch lbs.
    • Torque timing belt idler pulley bolt to 32 ft. lbs.
    • Torque new camshaft sprocket b...

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A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota Camry 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 Camry cars and light trucks from 1990+

Toyota -> Manual Air Conditioning & Heater System Diagnosis & Testing -> Troubleshooting -> 4-Door -> 5-Door -> A/C Indicator Does Not Light When Turning Mode Control Dial To DEF Position -> Air Inlet Door Inoperative On Two-Way Flow Position When Performing In These Conditions: Air Inlet Selector: FRESH, Blower Switch: ON, Temperature Control Selector: MAX. WARM, Mode Selector: FOOT OR FOOT/DEF (Two-Way Flow Heater) -> Avalon -> Blinking A/C Indicator -> Brightness Does Not Change When Lamp Control Switch Is Turned -> Camry & Camry Solara -> Celica -> Compressor Operates Intermittently -> Cool Air Comes Out Only At High Engine RPM -> Corolla, Corolla Matrix, Highlander & MR2 -> Echo -> Front A/C -> Insufficient Air Flow -> Insufficient Cooling -> No Air Flow Mode Control -> No Air Inlet Control -> No Air Inlet Control (Two-Way Flow Heater) -> No Air Outlet Control -> No Air Temperature -> No Air Temperature Control -> No Blower Control -> No Blower Operation -> No Blower Operation (Two-Way Flow Heater) -> No Compressor Operation -> No Condenser Fan Operation -> No Condenser Fan Operation (High Speed) -> No Condenser Fan Operation (Low Speed) -> No Condenser Fan Speed Change -> No Cool Air Comes Out -> No Engine Idle-Up When A/C Switch Is On -> No Engine Idle-Up With A/C Switch On -> No Mode Control -> No Temperature Control -> No Warm Air Comes Out -> PTC Heater Inoperative When Performing In These Conditions: Engine Coolant Temp: 140° or below, Engine Speed: 650 RPM Or Above, Temperature Control Selector: MAX. COOL (PTC HEATER) -> RAV4 -> Rear A/C -> Sequoia, Tacoma & Tundra -> Sienna
Vehicle: 2003 Toyota Camry 2.4 L4 GAS

Avalon

No Blower Operation
  • Faulty HTR fuse.
  • Faulty heater main relay.
  • Faulty blower motor.
  • Faulty blower resistor.
  • Faulty speed control switch.
  • Faulty wiring harness.
No Blower Control
  • Faulty blower motor.
  • Faulty blower resistor.
  • Faulty speed control switch.
  • Faulty wiring harness.
No Air Temperature Control
  • Improper engine coolant level.
  • Faulty heater control assembly.
No Compressor Operation
  • Refrigerant level.
  • Faulty fuses.
  • Fau...

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A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota Camry 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 Camry cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 2003-04 -> Leak Test -> Electronic Leak Detectors -> Fluid Leak Detectors
Vehicle: 2003 Toyota Camry 3.0 V6 GAS

Testing the refrigerant system for leaks is one of the most important phases of troubleshooting. One or more of the methods outlined will prove useful in detecting leaks or checking connections if service work is performed. Before beginning any leak test, attach a manifold gauge set and note pressure. If little or no pressure is indicated, a partial charge must be installed. Check all connections, compressor head gasket, oil filler plug and compressor shaft seal for leaks.

R-12 leak detectors will not detect R-134a leaks. For R-134a system an electronic type leak detector i...

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A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota Camry 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 Camry cars and light trucks from 1990+

Air Bag System Precautions -> Toyota -> Disarming
Vehicle: 2003 Toyota Camry 2.4 L4 GAS

The Supplemental Restraint System (SRS) incorporates a back up energy source that can maintain sufficient voltage to cause a deployment for up to 90 seconds after the ignition switch is turned off and the battery is disconnected.

When the battery is disconnected all vehicle memory is lost, make notes of radio station settings. Never use a back-up power source from outside the vehicle.

  • Note radio station settings before disconnecting battery, as all vehicle memory will be lost.
  • Place ...

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A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota Camry 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 Camry cars and light trucks from 1990+

Toyota -> Component Replacement & Adjustment -> Compressor, Replace -> Avalon, Camry & Camry Solara -> Celica -> Corolla, Corolla Matrix & Echo -> Highlander -> Installation -> Land Cruiser -> MR2 -> RAV4, Sequoia & Tundra -> Removal -> Sienna -> Tacoma & 4Runner
Vehicle: 2003 Toyota Camry 3.0 V6 GAS

Avalon, Camry & Camry Solara

  • Operate engine at idle with A/C on for at least ten minutes.
  • Turn ignition Off.
  • Recover refrigerant as outlined under .
  • Mark running direction, then remove compressor drive belt.
  • Remove battery and bracket if required.
  • Disconnect refrigerant lines at compressor, then cap all openings. Discard O-rings.
  • Disconnect alternator electrical connectors.
  • Remove alternator mounting bolts, then the alternator.
  • Disconnect compressor clutch lead wire from wiring harness.
  • Remove compressor mounting nut...

CLICK HERE TO GET FULL ACCESS TO 2003 Toyota Camry A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Toyota Camry 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 Camry 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: 2003 Toyota Camry 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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Shop online for auto body parts, engines, wheels, lights...

Click here to view more details about 1998 Toyota Camry Fender, Front, Passenger Side1998 Toyota Camry Fender, Front, Passenger Side.

Source: Auto Body Parts Store

$26.06

Click here to view more details about 2011 Toyota Camry Antenna2011 Toyota Camry Antenna, 4-section mast; 1200 mm cable; With top and side key; A high quality universal fender mount antenna; May require modification or other adjustment to your vehicle upon installation; Backed by 1-year, unlimited-mileage warranty..

Source: Auto Body Parts Store

$5.62

Click here to view more details2000 Toyota Camry 14" x 5.5" Steel Wheel, Steel Wheel; 14 X 5.5; 14 Holes; 5 Lug; 4.5 Inch BP; Ident 4261106010; Black, , .

Source: Wheels / Rims, Mirrors & Lights Store

$69.50

Click here to view more details1991 Toyota Camry Dlx L4, 2 L, 1998 CC Rebuilt Engine, DOHC, fwd, 6 bolt flywheel, Fits 8/86-5/89., Warranty: 3-Year/100,000 Mile, .

Source: Rebuilt Engines Store

$1,990.00

Click here to view more details2002 Toyota Camry Used A/C Compressor, 3.0, AUTO, FWD, Very Good.

Source: Used Auto Parts Store

$103.00

Click here to view more details2007 Toyota Camry Used Bumper Cover, Front, 52119-06919, OEM TOYO WRAPPER, Very Good.

Source: Used Auto Parts Store

$238.00
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