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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!

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    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

    Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Domestic Vehicles
    Vehicle: 2003 Ford Mustang Mach 1 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

    Anti-lock Brakes -> Mustang -> Precautions -> Fuel System Pressure Relief -> Hydraulic Brake Fluid Color
    Vehicle: 2003 Ford Mustang GT 4.6 V8 GAS

    Fuel System Pressure Relief

    Fuel supply tubes will remain pressurized for long periods of time after engine shutdown. This pressure must be relieved before performing fuel system service. A valve is provided on the fuel injection supply manifold for this purpose.

    • Remove air cleaner assembly.
    • Connect EFI and CFI fuel pressure gauge tool No. T80L-9974-B, or equivalent, to fuel pressure relief valve cap on fuel injection supply manifold.
    • Open manual valve on gauge tool to relieve fuel system pressure.

    Hydraulic Brake Fluid Color

    Hydraulic brake fluid must conform with the requirements of Fed...

    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 Filter Scheduled Maintenance -> 1999-06 Mustang -> Normal Service -> Severe Service
    Vehicle: 2003 Ford Mustang Cobra 4.6 V8 GAS

    Normal Service

    Replace every 30,0...

    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 3.8 V6 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 GT 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 -> Electronic Throttle Control ->
    Vehicle: 2003 Ford Mustang 3.8 V6 GAS

    Electronic throttle displays when the system has malfunctioned and the engine has defaulted to a limp-home operation. On vehicles equipped with ...

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

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

    Coolant Hose, Replace -> Lower -> Upper
    Vehicle: 2003 Ford Mustang Mach 1 4.6 V8 GAS

    Lower

    • Drain cooling system into a suitable container.
    • Reposition hose clamp from water inlet.
    • Remove radiator outlet hose from water inlet.
    • Reposition hose clamp from radiator.
    • Remove radiator outlet hose from radiator and from vehicle.
    • Reverse procedure to i...

    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
  • Front Suspension Diagram for 2003 Ford Mustang Cobra 4.6 V8 GASFront Suspension Diagram for 2003 Ford Mustang Cobra 4.6 V8 GAS

    Components on diagram:
  • Front Shock Absorber
  • Front Suspension Lower Arm
  • Front Suspension Stabilizer Bar
  • 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:
  • Battery
  • Starter Motor
  • Generator
  • Regulator
  • Charge
  • 2003 Ford Mustang  3.8 V6 GAS Wiring Diagram2003 Ford Mustang 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Subwoofer, Left Front
  • Subwoofer Amplifier, Rear
  • Subwoofer, Right Front
  • Subwoofer Amplifier, Front
  • 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 1999 Ford Mustang Header Panel1999 Ford Mustang Header Panel, A high quality, direct fit OE replacement header panel; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $11.72

    Click here to view more details about 1998 Ford Mustang Fender, Front, Driver Side1998 Ford Mustang Fender, Front, Driver Side.

    Source: Auto Body Parts Store

    $78.87

    Click here to view more details about 1998 Ford Mustang Aftermarket Wheel Covers1998 Ford Mustang Aftermarket Wheel Covers, AFTERMARKET WHEEL COVERS, 15 INCH, SILVER ABS 5 VENT/ SPOKE WITH DEPRESSION, SPRING STEEL CLIP APPLICATION, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $20.45

    Click here to view more details about 1983 Ford Mustang V8, 5 L, 302 CID Rebuilt Engine1983 Ford Mustang V8, 5 L, 302 CID Rebuilt Engine, Crank #2MAE or R1J, Smog not HO., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,297.00

    Click here to view more details2005 Ford Mustang Used Wiper Motor Front, (motor only), Very Good.

    Source: Used Auto Parts Store

    $70.00

    Click here to view more details1982 Ford Mustang Used A/C Compressor, INTEGRAL AC, 6 CYL AND 8 CYL, Very Good.

    Source: Used Auto Parts Store

    $159.00
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