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2003 Hyundai Sonata CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Hyundai 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!

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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 Hyundai Sonata automobile. Try the Automotix DIY solution today!
    DIY REPAIR SAMPLES > CONTINUE EXPLORING >
    Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Hyundai mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 2003 Hyundai Sonata vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

    A/C & HEATER SERVICE PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES

    Air Bag System Precautions -> Hyundai -> Disarming
    Vehicle: 2003 Hyundai Sonata 2.7 V6 GAS

    • Record preset radio stations. When battery ground cable is disconnected, memory system will be cancelled.
    • Turn ignition to Lock position.
    • Disconnect and isolate battery ground cable.
    • Wait ...

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    BRAKE SERVICE PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES

    Hyundai -> Hydraulic Brake Systems -> Brake System Bleed -> Less Anti-Lock Brakes -> With Anti-Lock Brakes
    Vehicle: 2003 Hyundai Sonata GLS 2.7 V6 GAS

    Less Anti-Lock Brakes

    • Fill master cylinder reservoir with brake fluid.
    • Insert end of hose into a container full of brake fluid using a suitable length and diameter of vinyl hose.
    • Secure other end of hose to wheel cylinder bleeder plug farthest from master cylinder.
    • An assistant should depress brake pedal slowly several times, then hold-down, do not depress completely.
    • Loosen bleeder valve, then watch for air bubbles in fluid.
    • Tighten bleeder screw before pressure is lost inline. Tighten bleeder screw.
    • Repeat procedure until all air bubbles are absent, brake pedal is firm and no leak...

    CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES

    Hyundai -> Component Locations -> 1994-06 Sonata, XG300 & XG350
    Vehicle: 2003 Hyundai Sonata GLS 2.7 V6 GAS

    Refer...

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    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES

    CV AXLE SHAFT, Replace -> Front
    Vehicle: 2003 Hyundai Sonata 2.4 L4 GAS

    Front

    • Raise and support vehicle and support it with safety stands in proper locations.
    • Remove wheel nuts and front wheels.
    • Remove drain plug and drain transaxle fluid into suitable container.
    • Remove split pin and driveshaft castle nut and washer from front hub.
    • Remove two bolts and disconnect ball joint from knuckle.
    • Disconnect driveshaft from axle hub using plastic hammer.
    • Insert suitable tool between transaxle case and driveshaft assembly, then separate driveshaft from transaxle assembly. Always use care not to damage transaxle and joint asse...

    CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES

    Alternator, Replace
    Vehicle: 2003 Hyundai Sonata 2.7 V6 GAS

    • Disconnect battery ground cable.
    • Loosen alternator tensioning and mounting bolts, then remove drive belt.
    • Raise and support vehicle.
    • Remove right side splash shield.
    • Disconnect electrical connectors fr...

    CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES

    Cabin Air Filter Service -> Hyundai -> 1999-2003 Sonata
    Vehicle: 2003 Hyundai Sonata GLS 2.7 V6 GAS

    Under normal operating conditions the cabin air filter should be replaced every 12 months or 12,000 miles. In dusty areas change the cabin air filter more often.

    • Open the glove compartment.
    • Press inward at both sides of the glove compartment, then lower the glove compartment.
    • Remove the lower side instrument panel crash trim pad.
    • Remove the four glove compartment upper cover retaining screws, then the cover.
    • Remove the two glove compartment retaining bolts, then the glove compartment.
    • Press on the cabin air filter cover tab, then re...

    CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES

    Hyundai -> Air Bag (SRS) Service Reminder Lamp ->
    Vehicle: 2003 Hyundai Sonata 2.4 L4 GAS

    The Supplemental Restraint System (SRS) or air bag warning lamp should light for approximately 6 seconds wh...

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    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES

    Heater Hose, Replace -> Inlet -> Outlet
    Vehicle: 2003 Hyundai Sonata GLS 2.7 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 thermostat housing.
    • Remove hose from thermostat housing.
    • Remove hose from vehicle.
    • Reverse procedure t...

    CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES

    Serpentine Drive Belt, Replace
    Vehicle: 2003 Hyundai Sonata 2.4 L4 GAS

    • Remove cover over tensioner.
    • Rotate belt tensioner pulley bolt counterclockwis...

    CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR 2003 Hyundai Sonata AUTOMOBILES

    Component location diagrams for most 2003 Hyundai Sonata cars and light trucks sold in the U.S. from 1990+.

    Door Components Diagram for 2003 Hyundai Sonata  2.7 V6 GASDoor Components Diagram for 2003 Hyundai Sonata 2.7 V6 GAS

    Components on diagram:
  • Door Lamp
  • Door Lock Actuator
  • Joint Connector
  • D12
  • D13
  • Door Components Diagram for 2003 Hyundai Sonata GLS 2.7 V6 GASDoor Components Diagram for 2003 Hyundai Sonata GLS 2.7 V6 GAS

    Components on diagram:
  • Door Lock Actuator
  • D35
  • D36
  • CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2003 Hyundai Sonata AUTOMOBILES

    OEM drawn wiring diagrams for most 2003 Hyundai Sonata cars and light trucks sold in the U.S.

    2003 Hyundai Sonata GLS 2.7 V6 GAS Wiring Diagram2003 Hyundai Sonata GLS 2.7 V6 GAS Wiring Diagram

    Components on diagram:
  • Power Door Mirror Switch
  • Right Power Door Mirror
  • 2003 Hyundai Sonata  2.4 L4 GAS Wiring Diagram2003 Hyundai Sonata 2.4 L4 GAS Wiring Diagram

    Components on diagram:
  • Taillamp Relay
  • Light Switch
  • Multifunction Switch
  • ETACM
  • CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 2003 Hyundai Sonata AUTOMOBILES

    OEM TSB listings for most 2003 Hyundai Sonata cars and light trucks sold in the U.S. from 1985+.

    Document: ALARM SELF ACTIVATES - HOOD SWITCH PAD REPLACEMENT
    Vehicle: 2003 Hyundai Sonata 2.4 L4 GAS
    Document: AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODES P0715, P0716, P0717, P0720, P0721 & P0722
    Vehicle: 2003 Hyundai Sonata 2.4 L4 GAS

    Auto Systems:
  • Automatic Trans, Coolers, Torque Converter
  • CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 2003 Hyundai Sonata AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Hyundai Sonata 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 2003 Hyundai Sonata 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 2003 Hyundai Sonata 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 2003 Hyundai Sonata 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

    CLICK HERE TO GET FULL ACCESS TO 2003 Hyundai Sonata SPECIFICATIONS DATA!

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

    Click here to view more details about 2009 Hyundai Sonata Fender, Front, Passenger Side2009 Hyundai Sonata Fender, Front, Passenger Side.

    Source: Auto Body Parts Store

    $33.85

    Click here to view more details about 2006 Hyundai Sonata Tail Light, Driver Side2006 Hyundai Sonata Tail Light, Driver Side.

    Source: Auto Body Parts Store

    $54.77

    Click here to view more details2010 Hyundai Sonata Door Handle Covers, Passenger Side, DOOR HANDLE COVERS, 4 DR, W/O PASSENGER SIDE KEYHOLE , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $34.15

    Click here to view more details2001 Hyundai Sonata V6, 2.5 L, 2500 CC Rebuilt Engine, Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

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    Click here to view more details2008 Hyundai Sonata Used Bumper Cover, Front, OEM CVR ONLY, 86511-3K001, Very Good.

    Source: Used Auto Parts Store

    $228.00

    Click here to view more details1997 Hyundai Sonata Used Air Flow Meter/Sensor, 3.0L (6 cyl), Very Good.

    Source: Used Auto Parts Store

    $85.00
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