2003 Hyundai Sonata 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 Hyundai Sonata car and truck repair procedures including Hyundai 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 Hyundai Sonata automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2003 Hyundai Sonata

  • 2003 Hyundai Sonata 2.4 L4 GAS, CC:2351, Fuel Injection, Engine VIN:, Desg:S
  • 2003 Hyundai Sonata GLS 2.7 V6 GAS, CC:2656, Fuel Injection
  • 2003 Hyundai Sonata 2.7 V6 GAS, CC:2656, Fuel Injection

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

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 2003 Hyundai Sonata GLS 2.7 V6 GAS

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

Hyundai -> Automatic Temperature Control System Diagnosis & Testing -> System Diagnosis & Testing -> Accessing Diagnostic Trouble Codes (DTCs) -> Clearing Diagnostic Trouble Codes -> Diagnostic Tests -> Diagnostic Trouble Code Interpretation
Vehicle: 2003 Hyundai Sonata GLS 2.7 V6 GAS

Diagnostic Tests

Refer to for procedures

Accessing Diagnostic Trouble Codes (DTCs)

Refer to Figs. and , for accessing DTCs.

Diagnostic Trouble Code ...

CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata A/C & HEATER SERVICE PROCEDURES

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

Air Bag System Precautions -> Hyundai -> Arming
Vehicle: 2003 Hyundai Sonata 2.4 L4 GAS

  • Ensure nobody is inside vehicle.
  • Connect battery ground cable.
  • From a safe position at sides of or below air bag modules, turn ignition On and observe SRS la...

CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata A/C & HEATER SERVICE PROCEDURES

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

Imported Cars & Light Trucks & Vans -> 2003-04 -> Leak Test -> Electronic Leak Detectors -> Fluid Leak Detectors
Vehicle: 2003 Hyundai Sonata 2.7 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...

CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata A/C & HEATER SERVICE PROCEDURES

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

A/C Data -> Imported Passenger Cars, Light Trucks & Vans -> Hyundai -> 1992-2002 -> 2003-04
Vehicle: 2003 Hyundai Sonata 2.7 V6 GAS

1992-2002

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[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata A/C & HEATER SERVICE PROCEDURES

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

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 2003 Hyundai Sonata 2.7 V6 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata A/C & HEATER SERVICE PROCEDURES

Shop online for auto body parts, engines, wheels, lights...

Click here to view more details about 2004 Hyundai Sonata Bumper Cover, Front2004 Hyundai Sonata Bumper Cover, Front.

Source: Auto Body Parts Store

$66.52

Click here to view more details about 2011 Hyundai Sonata Antenna2011 Hyundai Sonata 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 details2014 Hyundai Sonata 16" Aftermarket Wheel Covers, Aftermarket Wheel Covers; 16 Inch; Chrome Finish; ABS; 10 Spoke; Bolt-On Wheel Cover Retention, , .

Source: Wheels / Rims, Mirrors & Lights Store

$53.50

Click here to view more details2010 Hyundai Sonata V6, 3.3 L, 200 CID Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

Source: Rebuilt Engines Store

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Click here to view more details2000 Hyundai Sonata Used A/C Compressor, 2.4, AUTO, FWD, Very Good.

Source: Used Auto Parts Store

$139.00

Click here to view more details2006 Hyundai Sonata Used Upper Control Arm, Driver Side, 2.4, AUTO, FWD L, L., Very Good.

Source: Used Auto Parts Store

$78.00
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