Auto Parts Search
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!Select Section
- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator 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 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!
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
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 -> 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 GT 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...
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 Shutoff Switch Location -> 1994-04 Mustang
Vehicle: 2003 Ford Mustang 3.8 V6 GAS
The inertia switch is locat...
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
Alternator, Replace
Vehicle: 2003 Ford Mustang Cobra 4.6 V8 GAS
- Disconnect battery ground cable.
- Remove serpentine drive belt from alternator pulley. Leave belt in place to ease installation.
- Remove alternator mounting bolts and alternator upper bracket, then disconnect alternator electrical connector by pressing tab. Do not pull on tab.
- Disconnect alter...
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 Engine Lamp/Malfunction Indicator Lamp (MIL)/Service Engine Soon Lamp -> 1998-2006 Models -> Keep Alive Memory (KAM) Reset & PCM Reset Less Electronic Tester -> PCM Reset Using Generic Scan Tool
Vehicle: 2003 Ford Mustang 3.8 V6 GAS
This lamp should light when the ignition is turned On. After engine starts, the lamp should go off, unless a fault condition is detected by the EEC-V system. If the lamp remains On or starts to blink, a diagnostic trouble code is stored in the PCM. Following diagnosis and repair, the Check Engine/MIL lamp will automatically reset when stored diagnostic trouble codes are cleared from PCM memory. The PCM reset procedure allows the scan tool to command the PCM to clear all diagnostic trouble codes.
A temporary fault such as running out of fuel, poor quality or water in fuel or loos...
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+.
Full Body, Coupe Diagram for 2003 Ford Mustang 3.8 V6 GASComponents on diagram: |
Engine Components Diagram for 2003 Ford Mustang 3.8 V6 GASComponents on diagram: |
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 Cobra 4.6 V8 GAS Wiring DiagramComponents on diagram: |
2003 Ford Mustang 3.8 V6 GAS Wiring DiagramComponents on diagram: |
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: |
|
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...
| More parts |


Full Body, Coupe Diagram for 2003 Ford Mustang 3.8 V6 GAS
Engine Components Diagram for 2003 Ford Mustang 3.8 V6 GAS
2003 Ford Mustang Cobra 4.6 V8 GAS Wiring Diagram
2003 Ford Mustang 3.8 V6 GAS Wiring Diagram
