Auto Parts Search


      Over 40 million used auto parts online. Shop online for auto and truck parts and save up to 75%

2003 Ford Mustang CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Ford 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!

Help me findSearch

Select Section

Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Ford Mustang car and truck repair procedures including Ford 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 Ford Mustang 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 Ford 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 Ford Mustang 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 Ford Mustang AUTOMOBILES

Orifice Tube/Expansion Valve Locations -> Domestic Passenger Cars -> 2003-04
Vehicle: 2003 Ford Mustang Cobra 4.6 V8 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 Ford Mustang A/C & HEATER SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

Power Brake Units -> Troubleshooting -> Bendix Diaphragm Types -> Bendix Hydro-Boost Type -> Brakes Grab -> Erratic Booster Operation, Binding, Grabbing Or Sticking -> Hard Pedal Or No Assist -> No Or Slow Release -> No Power Assist
Vehicle: 2003 Ford Mustang Cobra 4.6 V8 GAS

Complaints about power brake operation should be handled as if two separate systems exist. Inspect for faults in the hydraulic system first. If it is satisfactory, start inspecting the power brake circuit. For a quick inspection of proper power unit operation, press the brake pedal firmly and then start the engine. The pedal should fall away slightly and less pressure should be needed to maintain the pedal in any position.

Another inspection begins with installation of a suitable pressure gauge in the brake hydraulic system. Take a reading with the engine Off and the power unit n...

CLICK HERE TO GET FULL ACCESS TO 2003 Ford Mustang BRAKE SERVICE PROCEDURES

FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

Ford Motor Co. Passenger Cars -> Fuel Pressure Relief -> Except Aspire, Festiva, Focus, Fusion, Milan, 2003-06 Crown Victoria, Grand Marquis, Sable, Taurus & Town Car, 1991-96 Escort, 1988-96 Tracer, 1991-94 Capri, 1989-91 Probe & 2005-06 Mustang
Vehicle: 2003 Ford Mustang Mach 1 4.6 V8 GAS

Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.

Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.

When installing the fuel filter, ensure the flow arrow is facing in the proper direction...

CLICK HERE TO GET FULL ACCESS TO 2003 Ford Mustang FUEL FILTER REPLACEMENT PROCEDURES

DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

DRIVESHAFT, Replace
Vehicle: 2003 Ford Mustang Mach 1 4.6 V8 GAS

  • Raise and support vehicle.
  • Remove exhaust hangers from rubber mounts.
  • Remove two mounting nuts on lefthand side exhaust flange.
  • Lower the muffler pipe to clear flange, then move muffler forward to disconnect third exhaust hanger.
  • Mark driveshaft companion flange to pinion flange for installation align...

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

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

Starter, Replace
Vehicle: 2003 Ford Mustang Cobra 4.6 V8 GAS

  • Disconnect battery ground cable.
  • Raise and support vehicle.
  • Remove solenoid protective cap and wiring nuts. Position wiring aside.
  • Remove starter motor mounting bolts, then starter motor from vehicle.
  • Reverse pr...

CLICK HERE TO GET FULL ACCESS TO 2003 Ford Mustang STARTER & ALTERNATOR REPLACEMENT PROCEDURES

MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

Ford Motor Co. Cars -> Check Fuel Cap Lamp ->
Vehicle: 2003 Ford Mustang Cobra 4.6 V8 GAS

The Check Fuel Cap Lamp will illuminate momentarily when the ignition switch is placed in the On position as a bulb check. If the lamp remains...

CLICK HERE TO GET FULL ACCESS TO 2003 Ford Mustang MAINTENANCE LAMP RESET PROCEDURES

RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

Radiator, Replace
Vehicle: 2003 Ford Mustang Cobra 4.6 V8 GAS

  • Drain coolant from radiator and degas bottle into suitable container.
  • Disconnect cooling fan motor electrical connector and separate fan harness from shroud.
  • Remove fan shroud left and righthand mounting bolts.
  • Remove cooling fan, motor and shroud as an assembly.
  • Remove radiator sight shield.
  • Disco...

CLICK HERE TO GET FULL ACCESS TO 2003 Ford Mustang RADIATOR & HOSE REPLACEMENT PROCEDURES

SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 2003 Ford Mustang GT 4.6 V8 GAS

  • Insert a suitable square drive tool into square hole in tensioner arm, then rotate tensioner...

CLICK HERE TO GET FULL ACCESS TO 2003 Ford Mustang SERPENTINE BELT SERVICE PROCEDURES

COMPONENT LOCATION DIAGRAMS FOR 2003 Ford Mustang AUTOMOBILES

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

Exhaust System Diagram for 2003 Ford Mustang Mach 1 4.6 V8 GASExhaust System Diagram for 2003 Ford Mustang Mach 1 4.6 V8 GAS

Components on diagram:
  • Dual Converter Assembly
  • Full Body, Convertible Diagram for 2003 Ford Mustang Cobra 4.6 V8 GASFull Body, Convertible Diagram for 2003 Ford Mustang Cobra 4.6 V8 GAS

    Components on diagram:
  • Fuel Pump
  • Door Lock Actuator
  • Speaker
  • Convertible Top Lower Relay
  • Inertia Fuel Shutoff Switch
  • CLICK HERE TO GET FULL ACCESS TO 2003 Ford Mustang PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2003 Ford Mustang AUTOMOBILES

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

    2003 Ford Mustang GT 4.6 V8 GAS Wiring Diagram2003 Ford Mustang GT 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Powertrain Control Module
  • Digital Transmission Range (DTR) Sensor
  • Output Shaft Speed (OSS) Sensor
  • 2003 Ford Mustang Cobra 4.6 V8 GAS Wiring Diagram2003 Ford Mustang Cobra 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • Speaker, Left Rear
  • Speaker, Left Front
  • Speaker, Right Front
  • Speaker, Right Rear
  • CLICK HERE TO GET FULL ACCESS TO 2003 Ford Mustang WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 2003 Ford Mustang AUTOMOBILES

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

    Document: RECALL - CERTAIN 1992-2003 MODEL YEAR CARS AND TRUCKS - FUSED JUMPER HARNESS REPLACEMENT FOR VEHICLES SERVICED WITH AN INCOMPATIBLE FUSED JUMPER HARNESS
    Vehicle: 2003 Ford Mustang 3.8 V6 GAS

    Auto Systems:
  • Chassis Electrical, Wiring, Fuses & Breakers, Wipers, Motors
  • Document: RECALL - 1992-2004 MULTIPLE VEHICLE LINES - SPEED CONTROL SYSTEM MODIFICATION
    Vehicle: 2003 Ford Mustang 3.8 V6 GAS

    CLICK HERE TO GET FULL ACCESS TO 2003 Ford Mustang TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 2003 Ford Mustang AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Ford Mustang 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 Ford Mustang 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 Ford Mustang 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 Ford Mustang 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 Ford Mustang SPECIFICATIONS DATA!

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

    Click here to view more details about 1998 Ford Mustang Bumper Reinforcement, Front1998 Ford Mustang Bumper Reinforcement, Front, A high quality, direct fit OE replacement bumper reinforcement; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $45.65

    Click here to view more details about 2004 Ford Mustang Bumper Reinforcement, Rear2004 Ford Mustang Bumper Reinforcement, Rear, Made from high strength steel material for extra durability; Provides reliable safety and function; With Reflexxion's limited warranty..

    Source: Auto Body Parts Store

    $108.38

    Click here to view more details2014 Ford Mustang 17" x 7" Alloy Wheel, Alloy Wheel; 17 X 7; 40MM Offset; 5 Split Spokes; 5 Lug; 4.5 Inch BP; Machined And Dark Charcoal, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $241.50

    Click here to view more details2002 Ford Mustang V6, 3.8 L, 232 CID Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,720.00

    Click here to view more details2010 Ford Mustang Used Quarter Window Regulator, Rear, Passenger Side, (Convertible), (elec, incl motor), R., Very Good.

    Source: Used Auto Parts Store

    $137.00

    Click here to view more details2005 Ford Mustang Used A/C Compressor, 4.6, AUTO, RWD, Very Good.

    Source: Used Auto Parts Store

    $125.00
    More parts
    Help me findSearch
    Auto Repair Quick Search
    Help me find
    Search DIY repair manuals by VIN...
    Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

    Find out what info we have for your vehicle

    Get the Complete Technical Service Bulletins!
    Get the Complete Technical Service Bulletins!Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 2003 Ford Mustang vehicle.
    Access the Complete guide!
    Need To Fix Your Car or Truck?
    Save Money With Free Car Insurance Quote
    FREE car insurance quote
    Enter Zip Code:
    Auto Repair Quick Search
    Help me find