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2003 Hyundai Sonata CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Hyundai REPAIR SHOPS DON'T WANT YOU TO KNOW
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- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
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!
A/C & HEATER SERVICE PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES
Imported Cars & Light Trucks & Vans -> 2003-04 -> Charging System
Vehicle: 2003 Hyundai Sonata GLS 2.7 V6 GAS
Use instructions provided with charging station. Follow these procedures to prevent charging station from being accidentally exposed to high-side vehicle system pressure:
- Do no...
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BRAKE SERVICE PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES
Hyundai -> Disc Brakes -> Tightening Specifications
Vehicle: 2003 Hyundai Sonata GLS 2.7 V6 GAS
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES
Hyundai -> Fuel Filter Scheduled Maintenance -> 1990-06 Excel & Sonata -> Normal Service -> Severe Service
Vehicle: 2003 Hyundai Sonata 2.4 L4 GAS
Normal Service
Replace every 5...
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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 GLS 2.7 V6 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...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES
Starter, Replace
Vehicle: 2003 Hyundai Sonata 2.7 V6 GAS
- Disconnect battery ground cable.
- Raise and support vehicle.
- Disconnect speedometer and shift cables.
- Disconnect starter motor electrical conn...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES
Cabin Air Filter Service -> Hyundai -> 1999-2003 Sonata
Vehicle: 2003 Hyundai Sonata 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...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES
Hyundai -> Traction Control System (TCS) Warning Lamp ->
Vehicle: 2003 Hyundai Sonata 2.4 L4 GAS
The TCS warning lamp is used to warn of a system fault. It will be lit during engine start-up, but should go out when the self-diagnostic system determines that the system is functioning properly. The lamp will also illuminate when the TCS switch...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Hyundai Sonata AUTOMOBILES
Radiator, Replace
Vehicle: 2003 Hyundai Sonata GLS 2.7 V6 GAS
- Disconnect the ground cable from the battery terminal.
- Disconnect the fan motor connector.
- Loosen the radiator drain plug to drain the coolant.
- Disconnect the upper and lower hoses and overflow tube after making marks on the radiator hose and the hose clamp.
- For vehicles with automatic transaxles, disconnect the oil cooler hoses from the automa...
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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...
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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+.
 Body Components Diagram for 2003 Hyundai Sonata 2.4 L4 GASComponents on diagram: |
 Door Components Diagram for 2003 Hyundai Sonata 2.7 V6 GASComponents on diagram: |
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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 DiagramComponents on diagram: |
 2003 Hyundai Sonata 2.7 V6 GAS Wiring DiagramComponents on diagram: |
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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+.
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Document: ALARM SELF ACTIVATES - HOOD SWITCH PAD REPLACEMENT Vehicle: 2003 Hyundai Sonata 2.4 L4 GAS |
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Document: AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODES P0715, P0716, P0717, P0720, P0721 & P0722 Vehicle: 2003 Hyundai Sonata 2.4 L4 GAS Auto Systems: |
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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
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