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2003 Ford F-150 Pickup CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Ford REPAIR SHOPS DON'T WANT YOU TO KNOW
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- 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
- 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 Ford F-150 Pickup 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 F-150 Pickup automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2003 Ford F-150 Pickup AUTOMOBILES
Air Bag System Precautions -> Ford Motor Co. -> Arming -> 1990-91 -> 1990-92 -> 1991-92 -> 1992-93 -> 1992-94 -> 1992-96 -> 1992-98 -> 1993 -> 1993-94 -> 1993-95 -> 1994 -> 1994-95 -> 1994-96 -> 1994-97 -> 1995 -> 1995-2004 -> 1995-96 -> 1995-98 -> 1996-97 -> 1996-99 -> 1997-2000 -> 1997-2001 -> 1997-2004 -> 1997-99 -> 1998 -> 1998-2000 -> 1998-2002 -> 1999-2000 -> 1999-2001 -> 1999-2002 -> 1999-2004 -> 2000 -> 2000-01 -> 2000-04 -> 2001-02 -> 2001-03 -> 2001-04 -> 2002-03 -> 2002-04 -> 2004 -> Aerostar & Bronco -> Aspire -> Aviator -> Blackwood, Expedition & Navigator -> Built After February 2002 -> Built Before March 2002 -> Capri -> Continental -> Contour & Mystique -> Cougar -> Crown Victoria Grand Marquis & Marauder -> Econoline -> Escape -> Escort, Tracer & ZX2 -> Excursion -> Explorer & Mountaineer -> Explorer Sport & Sport Trac -> F Series -> Focus -> Freestar & Monterey -> Light Trucks & Vans -> LS -> Mark VII -> Mark VIII -> Mustang -> Passenger Cars -> Probe -> Ranger -> Sable & Taurus -> Tempo & Topaz -> Thunderbird -> Town Car -> Villager -> Windstar
Vehicle: 2003 Ford F-150 Pickup Lightning 5.4 V8 GAS
Passenger Cars
Aspire
- Disconnect battery ground cable.
- Wait one minute for back-up power supply to deplete stored energy.
- Remove restraint system diagnostic tool from driver's side air bag module electrical connector.
- Connect driver's side air bag module electrical connector.
- Install driver's side air bag module as outlined under "Component Service."
- Remove restraint system diagnostic tool from passenger's side air bag module electrical connector.
- Install passenger's side air bag module as outlined under "Component Service."
- C...
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BRAKE SERVICE PROCEDURES FOR 2003 Ford F-150 Pickup AUTOMOBILES
Hydraulic Brake Systems -> Brake System Bleed -> Anti-Lock Brake System Hydraulic Control Unit -> Anti-Lock Brakes -> Aviator, Explorer & Mountaineer -> Bench -> Caliper -> E-Series & F-Series -> Escape -> Excursion, Explorer Sport/Sport Trac, F-Super Duty, Motorhome, Ranger & Windstar -> Expedition & Navigator -> Four Wheel Anti-Lock Brake System -> Gravity -> Gravity Bleed -> In Vehicle -> Manual -> Manual Bleed -> Master Cylinder -> Pressure -> Pressure Bleed -> Villager
Vehicle: 2003 Ford F-150 Pickup 4.6 V8 GAS
Aviator, Explorer & Mountaineer
Master Cylinder
- Connect one end of a clear flexible hose to master cylinder bleeder screw. Submerge other end in a container partially filled with suitable brake fluid.
- Have an assistant pump and then hold firm pressure on brake pedal.
- Open master cylinder bleeder screw until brake fluid flows into container.
- When fluid stops flowing, close bleeder screw.
- Repeat procedure until there are no air bubbles in fluid.
- Have an assistant pump and then hold firm pressure on brake pedal.
- Loosen a master cylinder tube fitting at anti-lock brake hydraulic control ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Ford F-150 Pickup AUTOMOBILES
Ford Motor Co. Light Trucks, SUVs & Vans -> Component Locations -> Blackwood, 1997-03 F150, 1997-06 F250LD, Expedition & Navigator
Vehicle: 2003 Ford F-150 Pickup 5.4 V8 CNG
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Ford F-150 Pickup AUTOMOBILES
CV AXLE SHAFT, Replace -> Front
Vehicle: 2003 Ford F-150 Pickup 5.4 V8 GAS
Front
Warning: The electrical power to the air suspension system must be shut off prior to hoisting, jacking or towing an air suspension vehicle. This can be accomplished by turning off the air suspension switch located in the righthand kick panel area. Failure to do so can result in unexpected inflation or deflation of the air springs, which can result in shifting of the vehicle during these operations.
- With vehicle in NEUTRAL, position on a hoist.
- Remove the front wheel and tire assembly.
- Remove dust cap and nut from axle halfsha...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Ford F-150 Pickup AUTOMOBILES
Alternator, Replace
Vehicle: 2003 Ford F-150 Pickup 4.2 V6 GAS
- Disconnect battery ground cable.
- Rotate accessory drive belt tensioner counterclockwise, then position drive belt aside.
- Disconnect alternator electrical connector.
- Position alternator B+ terminal protective boot aside, remove nut, then disconnect B+ terminal connector.
- Remove air conditioning l...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Ford F-150 Pickup AUTOMOBILES
Cabin Air Filter Service -> Ford Motor Co. -> 1997-2007 Expedition, F-150, Navigator, 2002 Blackwood & 2006-07 Mark LT
Vehicle: 2003 Ford F-150 Pickup Lightning 5.4 V8 GAS
On these models, the cabin air filter is an option.
Under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.
- From under passenger side of the instrument panel behind the glove compartment, remove the cabin air filter cover to the bottom of the heater plenu...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Ford F-150 Pickup AUTOMOBILES
Ford Motor Co. Trucks -> Emission Maintenance Reminder Indicator ->
Vehicle: 2003 Ford F-150 Pickup 4.6 V8 GAS
This lamp should light after approximately 60,000 miles of operation, Fig. . The amber lens lamp is located on the instrument panel and has the word Emissions, Emiss or EGR printed on it. After performing the required emission control maintenance, the module must be replaced or reset, depending on type of module used. On module equipped with reset feature, reset the module as follows:
- Turn ignition Off.
- On Aerostar models, the module is located under the instrument panel near the bulkhead connector.
- On Bronco, Explorer and F-Series, the module is attached to the instrument cluster to the left of ...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Ford F-150 Pickup AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2003 Ford F-150 Pickup HARLEY-DAVIDSON Edition 5.4 V8 GAS
Lower
- Drain cooling system into a suitable container.
- Reposition hose clamp from radiator.
- Remove radiator outlet hose from radiator.
- Reposition hose clamp from water pump inlet.
- Remove radiator outlet hose from water pump inlet and from vehicle.
- Reverse procedure...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Ford F-150 Pickup AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Ford F-150 Pickup 5.4 V8 BI-FUEL
- Rotate drive belt tensioner counterclockwise, using a 1/2 square hole in drive belt tensioner pull...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Ford F-150 Pickup AUTOMOBILES
Component location diagrams for most 2003 Ford F-150 Pickup cars and light trucks sold in the U.S. from 1990+.
 Brake Master Cylinder Components Diagram for 2003 Ford F-150 Pickup 5.4 V8 CNGComponents on diagram: |
 Cooling System Diagram for 2003 Ford F-150 Pickup HARLEY-DAVIDSON Edition 5.4 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2003 Ford F-150 Pickup AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Ford F-150 Pickup cars and light trucks sold in the U.S.
 2003 Ford F-150 Pickup 4.2 V6 GAS Wiring DiagramComponents on diagram: |
 2003 Ford F-150 Pickup Lightning 5.4 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Ford F-150 Pickup AUTOMOBILES
OEM TSB listings for most 2003 Ford F-150 Pickup cars and light trucks sold in the U.S. from 1985+.
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Document: WHITE FLAKES COMING FROM A/C VENTS - REVISED Vehicle: 2003 Ford F-150 Pickup 4.6 V8 GAS Auto Systems: |
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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 F-150 Pickup 4.6 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Ford F-150 Pickup AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Ford F-150 Pickup 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 F-150 Pickup 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 F-150 Pickup 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 F-150 Pickup 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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