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2003 Ford Thunderbird 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

A/C & HEATER SERVICE PROCEDURES FOR 2003 Ford Thunderbird AUTOMOBILES
Compressor Service -> Compressor Clutch Service -> Clutch Field Coil, Replace -> Clutch Hub & Pulley, Replace -> FS-10, SC90V & SC105V -> Installation -> Removal -> SC115
Vehicle: 2003 Ford Thunderbird 3.9 V8 GAS
Clutch Hub & Pulley, Replace
Removal
FS-10, SC90V & SC105V
- Holding clutch plate with a suitable spanner wrench, Figs. and , remove clutch hub retaining nut or bolt, Figs. through .
- On models where clutch plate is retained with a nut, remove clutch hub and shims from compressor shaft using hub remover tool No. T94P-19703-AH, or equivalent, Fig. .
- On models where clutch plate is retained by a bolt, lift assembly and shims from compressor. If required, thread a suitable bolt into clutch plate hub to break hub free of shaft, F...
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BRAKE SERVICE PROCEDURES FOR 2003 Ford Thunderbird AUTOMOBILES
Disc Brakes -> Rear Disc & Parking Brakes -> Description -> Continental, Cougar, LS, Mustang, Sable & Taurus -> Contour & Mystique -> Crown Victoria, Grand Marquis, Marauder & Town Car -> Escort, Tracer & ZX2
Vehicle: 2003 Ford Thunderbird 3.9 V8 GAS
Continental, Cougar, LS, Mustang, Sable & Taurus
Sliding caliper rear disc brakes are used on these models. The caliper is basically the same as the larger front wheel caliper. However, a parking brake mechanism and a larger inner brake shoe anti-rattle spring have been added.
The parking brake lever, located at the rear of the caliper, is actuated by a cable system similar to rear drum brake applications. When the parking brake is applied, the cable rotates the lever and operating shaft, driving the caliper piston and brake shoe assembly against the rotor. An automatic adjuster in th...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Ford Thunderbird 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 Thunderbird 3.9 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...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Ford Thunderbird AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 2003 Ford Thunderbird 3.9 V8 GAS
Halfshaft assemblies are not serviceable. If wear or damage is present, replace entire halfshaft assembly. When servicing halfshafts, ensure excessive angle is not applied to CV joints and that joints are not pulled apart or separated.
The halfshafts on models equipped with 3.9L engine are larger in diameter and are not interchangeable with halfshafts on models equipped with a 3.0L engine.
- Raise and support vehicle.
- Remove rear tires.
- Remove and discard axle wheel hub nut.
- Remove rear brake rotors.
- Remove ABS sensors.
- Remove lower knuckle mounting bolt.
- Press CV joint from hub us...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Ford Thunderbird AUTOMOBILES
Alternator, Replace
Vehicle: 2003 Ford Thunderbird 3.9 V8 GAS
- Disconnect battery ground cable.
- Remove engine appearance cover.
- Disconnect IAT sensor, breather hose and idle air control valve inlet tube.
- Remove air intake tube support nut and washer.
- Loosen tube clamps and remove tube.
- Remove accessory drive belt.
- Raise and support vehicle, then remove front lower splash shield.
- Support...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Ford Thunderbird AUTOMOBILES
Cabin Air Filter Service -> Ford Motor Co. -> 2002-05 Thunderbird & 2005-09 Mustang
Vehicle: 2003 Ford Thunderbird 3.9 V8 GAS
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.
- Open the hood.
- Remove the lefthand and righthand cowl trim pieces.
- Note position of wiper blades on windshield.
- Remove the wiper arm nut covers, then the nuts and wiper arms.
- Remove the pin type retainers attaching the cowl cover to the cowl, Fig. .
- Release the righthand corner of the cabin air filter by pushing on the retaining cl...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Ford Thunderbird AUTOMOBILES
Ford Motor Co. Cars -> Traction Control System Warning Lamp ->
Vehicle: 2003 Ford Thunderbird 3.9 V8 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned On as a bulb check. If the warni...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Ford Thunderbird AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 Ford Thunderbird 3.9 V8 GAS
Inlet
Two inlet hoses are used on this vehicle, using same removal procedure for both.
- Drain cooling system into a suitable container.
- Reposition heater hose inlet clamp at heater core.
- Remove heater inlet hose from heater core.
- Reposition heater core inlet hose clamp at coolant control valve.
- Remove hose from coolant control valve.
- Remove h...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Ford Thunderbird AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Ford Thunderbird 3.9 V8 GAS
- Rotate or lift the belt tensioner arm, using a suitable tool to relieve tension from dr...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Ford Thunderbird AUTOMOBILES
Component location diagrams for most 2003 Ford Thunderbird cars and light trucks sold in the U.S. from 1990+.
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![]() Components on diagram: |
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WIRING DIAGRAMS FOR 2003 Ford Thunderbird AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Ford Thunderbird cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Ford Thunderbird AUTOMOBILES
OEM TSB listings for most 2003 Ford Thunderbird cars and light trucks sold in the U.S. from 1985+.
Document: ACCESSORY DRIVE BELT SNAP NOISE IN FREEZING TEMPERATURES Vehicle: 2003 Ford Thunderbird 3.9 V8 GAS Symptoms: |
Document: EXTENDED COVERAGE PROGRAM - EXTENDED WARRANTY COVERAGE ON IGNITION COIL COVER AND WIPER MOTOR BRACKET SEAL Vehicle: 2003 Ford Thunderbird 3.9 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Ford Thunderbird AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Ford Thunderbird 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 Thunderbird 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 Thunderbird 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 Thunderbird 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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