2003 Ford Mustang REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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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!
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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 GT 4.6 V8 GAS

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BRAKE SERVICE PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

Anti-lock Brakes -> Mustang -> Description -> ABS Hydraulic Control Unit & Anti-Lock Brake Control Module -> Anti-Lock Brake Sensor -> Brake Master Cylinder -> Operation -> Power Brake Booster -> System Components
Vehicle: 2003 Ford Mustang Mach 1 4.6 V8 GAS

System Components

Power Brake Booster

The diaphragm-type power brake booster is a self-contained unit, mounted on the firewall. The booster uses engine intake manifold vacuum and atmospheric pressure for its power. Other than the power brake booster check valve, the booster is serviced only as an assembly. The booster must be replaced if it becomes damaged or inoperative.

Brake Master Cylinder

The brake master cylinder consists of a fluid reservoir, reservoir control valve and a fluid level indicator. The fluid level indicator is located inside the brake master cylinder reservoir and re...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

Ford Motor Co. Passenger Cars -> Fuel Filter Replacement -> Except 2002-05 Thunderbird, 2000-06 LS, 1984-87 Escort, Tracer, Tempo & Topaz 2.0L Diesel Engine & 1984-85 Continental & Mark VI 2.4L Diesel Engine
Vehicle: 2003 Ford Mustang Cobra 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 pro...

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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...

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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...

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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

Ford Motor Co. Cars -> Low Oil Level Warning Indicator ->
Vehicle: 2003 Ford Mustang GT 4.6 V8 GAS

This system is used to indicate when the engine oil level is 11/2 quarts or more below the specified level. The lamp should light during engine starting. If the oil level is sufficient, the lamp will go off when the engine is operating. If the ...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2003 Ford Mustang Cobra 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...

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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Ford Mustang AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 2003 Ford Mustang 3.8 V6 GAS

  • Lift or rotate automatic tensioner.
  • Remove belt(s).
  • Install new bel...

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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+.

Refrigeration System Components Diagram for 2003 Ford Mustang  3.8 V6 GASRefrigeration System Components Diagram for 2003 Ford Mustang 3.8 V6 GAS

Components on diagram:
  • A/C Compressor
  • A/C Cycling Switch
  • Refrigerant Containment Switch
  • A/C Evaporator Core
  • A/C Compressor Pressure Relief Valve
  • Transmission Fluid Cooler Tubes Diagram for 2003 Ford Mustang Cobra 4.6 V8 GASTransmission Fluid Cooler Tubes Diagram for 2003 Ford Mustang Cobra 4.6 V8 GAS

    Components on diagram:
  • Transmission Case
  • Fluid Cooler Outlet Tube
  • 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  3.8 V6 GAS Wiring Diagram2003 Ford Mustang 3.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Wiper High/Low Relay
  • Windshield Wiper Motor
  • Windshield Washer Pump Motor
  • Wiper Run/Park Relay
  • Washer Pump Relay, Front
  • 2003 Ford Mustang GT 4.6 V8 GAS Wiring Diagram2003 Ford Mustang GT 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Subwoofer, Left Rear
  • Subwoofer, 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 2001 Ford Mustang Mirror, Passenger Side2001 Ford Mustang Mirror, Passenger Side.

    Source: Auto Body Parts Store

    $23.72

    Click here to view more details about 2011 Ford Mustang Antenna2011 Ford Mustang 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 details about 2004 Ford Mustang 17" x 8" Alloy Wheel2004 Ford Mustang 17" x 8" Alloy Wheel, Alloy Wheel; 17 X 8; 5 Spokes; 5 Lug; 4.5 Inch BP; TWO Step Flange Type; Gray With Rough Finish, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $120.50

    Click here to view more details about 1984 Ford Mustang L V8, 5 L, 302 CID Rebuilt Engine1984 Ford Mustang L V8, 5 L, 302 CID Rebuilt Engine, HO, Non Roller cam. Firing Order 13726548. Cars only, not for Trucks. 3/8" reach spark plugs., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,475.00

    Click here to view more details2008 Ford Mustang Used Quarter Window Regulator, Rear, Passenger Side, R, (Convertible), (elec, incl motor), R., Very Good.

    Source: Used Auto Parts Store

    $113.00

    Click here to view more details2006 Ford Mustang Used Bumper Bar, Rear, 2DR, Gray, MUSTANG Without foam, Very Good.

    Source: Used Auto Parts Store

    $149.00
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